O2 sensor defouler. peace\ Hog Accepts all standard O2 sensors.

O2 sensor defouler 0" Ultra Quiet Resonator Is your exhaust system a little too loud Flowmaster 3. 5mm thread pitch. 0 obd2 dongle and car scanner elm obd2 app using the 'emissions tests' feature' I attempted to eliminate the code by adding space between the CAT and downstream O2 sensor via threading a set of 18mm spark plug non-foulers onto the sensor. 5mm Gonna try to install the defouler today along with my FMIC. I will post a more detailed description if what I did Vibrant Performance oxygen sensor fittings help you to complete your project with quality bungs and great value. 49 Add to Cart In stock Wishlist Remove Wishlist FORTLUFT O2 Sensor Defouler 90 Degree FORTLUFT Part Number: 4401122 $ 26. In the end, I'd prefer to have cheaper, more reliable components that won't wear out as quickly as an O2 sensor wired into the system. 5 Thread. 0 out of 5 stars 9 $17. andr New Member Joined Jun 29, 2022 Threads 1 Messages The REAR O2 sensors/anti-foulers have no affect on the tuning It's the FRONT O2 sensors that would affect the tuning, those are the ones that control fueling/fuel trims 06MonteSS 2014 Camaro 2SS/RS - LS3, 6-speed manual, short-throw performance Having some discussion in another thread here, the rear o2 sensor "defouler" was brought up. 5 Universal Size Fit with Inner Hex Head,Suitable for Automotive, Motorcycle, and Marine Replacement O2 sensors, drains, exchangers, headers-2 PCS 4. Buy two of them, drill one out with a 1/2" drill I just got my downpipes delivered, but before I install i want to get o2 sensor spacers to remove the Check engine light. With cable drive subarus, the defouler should work. 12 Hey guys, I am trying to get my o2/heated o2 sensor to become ready. The defouler trick will not work on the subarus once they went to drive by wire. Exhaust System Modifications: If you have modified your exhaust system by installing a performance exhaust or headers, a non-fouler can help prevent the O2 sensor from being damaged by excessive heat or exhaust flow. The concept behind an O2 sensor defouler is simple – by preventing deposits from build-up on the oxygen sensor, it allows the sensors to function better and for longer periods of time. This product removes the Check Engine light without compromising engine performance Comes with Adjustable Nozzles to reduce air flow (vary on which high flow cat, or catless is used) Made by Vibrant ICT Billet O2 Sensor Bung Universal Mild Steel Weld Oxygen Air Fuel Ratio Meter 2 Pair M18 M18-1. TLDR: the vehicle was probably throwing a code for catalyst efficient below threshold and they put that defouler on there to move the sensor out of the exhaust path so it’s not physically capable of reading the amount of O2 present. 5 Check Engine Light O2 Sensor Fouler Eliminator Adapter Isolator Check Engine Light Extender Straight CEL Fix 45mm 4. Walmart. . By relocating the sensor So if you pull the O2 sensor out of the stream too much or too little, it still thinks something is wrong. The O2 Defouler keeps the O2 See more And when it comes to upgrading or replacing an O2 sensor, a 90-degree O2 sensor defouler is a must-have. I asked the techs at Cobb and some of Whatever is cheapest. 5 Threaded Wideband with Plug Made in America Metal Weldable 18mm 551548 Oxygen Sensor Sockets, Surface Electroplated Oxygen Sensor, 7/8 Inch (22mm I had one remaining o2 extender defouler and put that on bank 1 sensor 2 to create a double stacked defouler plus ebay aftermarket oxygen sensor. Thanks That will get rid of the P0420 Cat efficiency code, but with spacers and stuff I have been getting a P0141 OBD-II Trouble Code: O2 Sensor Heater Circuit Malfunction. They are reading 99. recently had to reluctantly pull my cat out because my plenum was that bad. Have a check engine light in your vehicle for cat efficiency codes due to not having a catalytic converter on your You cannot disable the precat O2 sensors, you can disable the postcats. O2CAT45S In Stock Item is IN STOCK, order now and will ship out within 1 business day! Ships in 1-2 Weeks This product usually ships By Are you testing your vehicle with a new part on the track or offroad and need to eliminate a post catalytic converter engine code P0430 or P0420? Watch this Defouler are 100% only supposed to be used on the secondary o2. Pulls the Oxygen Sensor further away from the exhaust gas stream. Some say it won't fit, some say it should. ;)No modifications are necessary to utilize these "spark plug" non foulers, unlike other sizes. Great price, perfect fit, premium quality, accurate description. I had to play with some washers to get the correct depth. /. What about the O2 defouler, will I need one for each O2 sensor ect. The first O2 sensor is located before the Catalytic Converter. Spark Plug Non Fouler PN 42009 You now need to drill out 1 of the non foulers using a 1/2 Some say it works, some say it doesn't. 2 things. 64@109 Re: How-To: Install An O2 Sensor Non Fouler to Eliminate a Check Engine Light with Pi Hi Guys. modifications > Oxygen Sensor Restrictor Why did you put the Vibrant J-Style Oxygen Sensor Restrictor on your RS? My Scorpion downipe has an option to eliminate the catalytic converter. This compact yet highly effective device provides an essential solution for automotive enthusiasts and performance-minded drivers. That 2Pcs O2 Sensor Spacer, M18*1. com usually has them, though sellers change often. So for OBDII, you can use a defouler on the 2nd O2 sensor to avoid CEL when you use a high flow cat. The sensor to be used with this unit should measure 18mm from thread tip to thread tip. 50 $4. 00 or less. These sensor fittings are manufactured from 304 stainless steel. I am sure ebay would have millions FS. So hopefully that stays the case. I bought both the O2 sensor sockets at Harbor Freight. This compact yet highly Feature: Material: Stainless Steel Thread Size: M18x1. But there is no point putting a defouler on the 1st sensor Shop for Dorman Spark Plug Non-Fouler 42008 with confidence at AutoZone. This spark plug non fouler for O2 sensor is installed between the sensor and the exhaust system , effectively distancing the sensor from direct exposure to exhaust gases. 3 Spacer or Defouler Method: Another method is to install a spacer or defouler between the O2 sensor and the exhaust stream. Nothing seemed to work. on my focus RS i ran a catless downpipe for white a while with no tune and no defouler. Thanks to all for posting the on the cheap fix. I can pass annual obd testing on the stage 3 tune. 20 Add to Cart Out of Stock Wishlist Remove Wishlist FORTLUFT Oxygen Sensor Fitting Plug M18x1. Too far out will set a secondary o2 lean code and too far in will still set p0420 code. After drilling out one of the non-foulers with a 1/2 inch drill bit as needed, the head of the O2 sensor still doesn't fit all the way into the non-fouler as it's too big. This is the part I found on forum/youtube (HELP 18mm Gasket Seat Spark Plug Non Foulers 2 Pack 42009). The J shape allows the O2 sensor to be installed parallel to the exhaust pipe for better clearance. 1, it's a non-fouler, not a defouler. Available in stainless steel. 5 FORTLUFT Part Number: 4401124 $ 1. FWIW Speed density vehicles still use an O2 sensor for af ratio calcs. It is just a light after all. Worked great, CEL went off and no exhaust leak! Thanks for all the help and feedback! Beats paying my so called mechanic to replace: all of exhaust, New CAT, New O2 sensors! And saved me $845 since the Thread: Replacing O2 sensors + spark plug defouler(sp) mod Thread Tools Show Printable Version 10-18-2006, 07:51 PM #1 bfowler View Profile View Forum Posts ObstructingSafetyHazards Join Date Oct 2005 Location Portland, OR Posts 1,110 My Cars You don't drill the O2 sensor!!!!!:thumbdown: You drill out the defouler. So put the rear 02 sensors in the ones that have been drilled out and put the drilled out ones into the non drilled out ones Home / FORTLUFT Products / FORTLUFT Exhaust Parts / Sensor Spacers & Weld Bungs & Fitting Plugs / FORTLUFT O2 Sensor Defouler no FORTLUFT O2 Sensor Defouler Part Number: 4401233 Brand: FORTLUFT In stock Free In For you guys using catless LTH and de-foulers, are your o2 sensor/catalyst obd2 monitors setting successfully? 2017 A/T Mustang GT [email protected], 1. I have a defouler on my downpipe, and flashed down to "Stage 0" cobb (is this stock tune?) I have completed the ford drive cycle. I went with Big Daddy Garage, I’ll advise if I have any For those of you that have a Check Engine light on caused by a raceheader or testpipe, this is what you'll need to get rid of it. 49 Add to O2 Sensor Defouler Finden Sie Top-Angebote für 2PCS Exhaust 90 Degree Adjustable O2 Sensor Defouler Extension Spacer Adapter bei eBay. It looks like they're double the cost now. However the first one is supposed to be an upgrade I'm installing a catless OBX long tube, how many O2 extensions will I need, 1, 2, 3 ect and length. All orders are processed within 1 business day (excluding weekends and Spark Plug non-fouler (aka Spark Plug defouler) Software upgrade -Ignore-Since the post catalytic converter oxygen sensors is purely for emission monitoring it does not in ANY way affect your fuel trim and car performance. It is still a 90 degree defouler, and has the same threading on both sides, but just shorter in length. 4L 2009-2010 (90 Degrees bend) no o2 sensor Fabspeed Universal 90 or 45 Degree O2 Sensor Spacer | FS. Some mentioned that the rear o2 sensor on the MK7 is more than just an efficiency monitor/sniffer. I contacted Ian at Cobb a few weeks ago about this and he stated that the rear o2 sensor has the ability to make up to 20 percent fuel correction and that they would not recommend using a defouler. We tried various lengths as well as how large the hole was in the spacer. 46mm length with M18x1. 99 on o2 sensor reading. I plan on using the smallest restrictor as there's no downside and I don't want to risk having to do it Hi, I have 08 siand I just made the installation of my vibrant w/hfc header with strup defouler yesterday. Does anyone have a solution for adapting a defouler or any sort of simulator? Thanks in advance! _____ 1999 4Runner S/C 4WD 06-24-2017, 10: I know I'm super cautious about this as when I got a catted dp for my mk6 gti, i needed a spacer and even then half the time that didn't solve the CEL problem with the mk6's 3 damn o2 sensors. For one defouler, 2 of the 3 inserts wouldn't fit into the tube. 0 out of 5 stars 1 EVIL ENERGY Oxygen Sensor Spacer, 2PCS M18x1. They happen to be the same thread as the O2 sensors. After I had a catalytic converter replaced I couldn't get rid of the code. 5 spark plug non fouler is threaded into the catalytic converter while the O2 sensor threads into it. In general, if you do a cat delete or you go to a modified exhaust like you have, you want a defouler/spacer on the downstream cat after the catalytic converter, and this will eliminate the p0420. M18 x 1. No matter what we did, it threw the code. 99 $ 8. 59 - $65. this should work on 99 to present and is 100% revesable Tools needed: - 7/8 wrench or 02 remover Dorman 42002 buy 2 sets of two. 2006 NBP Type-S Injen MRI, DTR Fab RH, Invidia Q300, KTuner, Tein Street Basis, Progress 24mm Rear Sway, 18x8 Enkei Raijin On newer OBDII cars, there are 2 O2 sensors, the 2nd one is meant to check if the cat is failing. odyssey Save I run a vibrant j style defouler with medium insert in the downstream O2 sensor. They have a close tolerance on the inside of the casing. 5 Spark Plug Non Fouler This spark plug non fouler is designed explicitly for O2 sensors. As it sits right now I get Hey Jim, I had the 2pc non fouler that eventually rusted out, enough to eject the o2 sensor out, leaving the threaded portion in the exhaust manifold. After adding the defouler, all the monitors (including the Catalyst) have set, EXCEPT for the two o2 ones. Well that The most restrictive part of any exhaust system is the catalytic converter. 45 $ 9. Of course you could do a tune, but if you want no CEL on the stock tune you will need to use a I was hoping it wouldn’t throw any CEL’s but I keep getting the P0430 code. And that was it!!!!! monitors were able to clear and i took it into a smog shop around 5:15PM monday this week. Drill one out with 1/2" drill bit and you have too shave just a tab more then 1/2" too fit the rear O2 sensors in. To do this properly you will thread the defouler into the bung extend downstream O2 sensors out of the direct flow of the exhaust. They all do the same thing. Finally I decided I was going to remove the spacer and install the O2 sensor directly into the exhaust flow. Different oxygen sensors might also perform differently. The next step is to put the spark plug non-fouler against something solid and steady and drill the non-fouler enough for I found this fix on a a different forum involving a spark plug defouler, drilling it out, and attaching it the rear O2 sensor. Get yours online today and pick up in store. When a hammer and spanner aren’t working, you may use the functional O2 sensor adapter (oxygen sensor socket) and even a two foot metal piping as an oxygen sensor extension over the ratchet wrench to get the job done. 90 Degree Angle 90° Fits Most Standard O2 Sensors O2 sensor threads into the female end, 90-degree bend design is great for spacer clearance issue Keeps Just deal with the light. 5K views 19 replies 7 participants last post by 04-DC5-S Aug 25, 2008 spray2020 Discussion starter 6289 posts · Joined 2004 O2 Sensor We include that defouler for customers who are NOT running FlashPro and need to fool the ECU into thinking the catalytic converter is still there, and thus throwing no Check Engine Light. This 90 degree defouler has been installed for about 3 Do Spark Plug Non-Foulers Work on O2 Sensors? Yes, spark plug defoulers can be used on O2 sensors, especially to circumvent issues related to catalytic converter efficiency codes. You must take away the rear cat oxygen sensors (rear O2 sensors) and the 2nd O2 sensor (secondary o2 sensor). 5 Thread, Stainless Steel Related Products Quick view Saddle Style O2 Sensor Weld Bungs $17. What Engine & Drivetrain - how to trick that pesky o2 sensor - for those who want to run catless this is what needs to be done to keep that pesky Check engine light off. 99 Quick view Standard O2 Sensor Weld Bungs $3. So you have a GT? How is it Do O2 Sensor Defouler Work This Defouler is used to reset the O2 sensor on your 1999-2005 Honda Civic after combustions have been fitted. 5 out of 5 stars 2 Find many great new & used options and get the best deals for FORTLUFT 4401122 O2 Sensor Defouler 90 Degree at the best online prices at eBay! Free shipping for many products! item 1 FITS: HYUNDAI SONATA 2. I did apply To be fair, the non-foulers might have worked, but I kept getting an O2 sensor heating circuit CEL and assumed it was the fault of the non-foulers instead of a bad O2 sensor. Had my tuner leave the rear 02 sensor active in my stage 3 tune. com. IN STOCK as of 12/20/2024 Vibrant Style defouler "J" Style T304 SS (M18 x 1. This is a must for anyone with a Xforce 100 CELL Downpipe or anyone who deletes the cat in the OEM Downpipe. This fix may also be required with a downpipe that Anyway, I bought both. I went to autozone and after put the car code reader, the problem was the O2 sensor. When clearance under the vehicle is an issue, their "J" shape allows for an easier installation, by placing the sensor parallel to the exhaust pipe. Obviously, the rear o2 isn't a 5 wire (wideband/lambda) sensor, so this confuses me. I see HFT has a large O2 sensor socket kit for ~$39 if you wanted to go hey Guys so i installed my SRS header on a couple months ago and used a defouler for the second O2 sensor and i ran it for a couple months fine with no problem and no check engine light. Anyone know if there are preferred torque specs for the defouler/O2 sensor? Don't want it jiggling loose. Hole is 6. EZ CEL Fix O2 Sensor Simulator eliminates either front or downstream sensors accordingly you are able to turn off the vexing oxygen sensor related DTC Codes. If your cat is bad, a new O2 sensor will throw the same code. Hey all, Back at it, I have had my Catless downpipe in for awhile and am finally getting ready to fix the mistakes I made while installing it (minor stuff) anyway I keep getting a code for O2 sensor slow to respond rich to lean, I have the medium insert in my j style Defouler and was wondering whether I should go to the smaller or larger one to solve this problem, or if spark plug defouler) Heres a image of a angled spacer for anyone curious. I mail-ordered a ~3pc O2 sensor socket kit years ago for cheap. The second option is to use an o2 sensor defouler to trick the ECU. so i started dataloging studying my angled defouler with secondary o2 sensor enabled Skip to main content Installing a wideband o2 sensor defouler in an attempt to keep my sensors from going bad on my 84 SVO 2. 0L with 103 mm throttle body cable pull, 39 lb. They’re extra long, so just a direct fit (thanks CraftsmanQuad19). Rented an O2 sensor wrench from autozone and was even able to get the rear sensor off without lifting up the car at Vibrant Performance J-Style Oxygen Sensor fittings help you to complete your project with quality bungs. In this video I cover a basic install of an O2 defouler and explain what it does!Defouler ebay link: https://www. I opted to eliminate it. 5 Universal Size Fit with Inner Hex Head,Suitable for Automotive, Motorcycle, and Marine Replacement O2 sensors, drains, exchangers, headers-2 J Style o2 sensor fitting. 5 Thread, Stainless Steel - Angeled 90 Degree - Fits for Most Vehicles, Easy installation Delivery Orders placed before 1:00 PM (EST) will be shipped on the same business day. 842 60' - UPR DVCC, PMAS Intake, X-Pipe, PBD 93 Tune 2016 A/T EcoBoost Mustang 12. It tricks the O2 sensor into O2 Oxygen Sensor Plug, Standard M18 x 1. Costs under a buck, and works 99% of the time- Mark W. Found the recipe and Normally I would just use a spark plug defouler and call it a day, but the o2 sensor is flanged rather than threaded in. My SW exhaust will be here today I want to have 1) Install 'spark plug' defoulers on each downstream o2 sensor (stack 2 defoulers and then screw o2 sensor into defouler. The primary function starts of O2 Defouler is when the O2 sensor stops working. This Great Upgrade is available to all vehicles fitted with 1 up to 4-wire narrowband zirconia O2 well guys:wavey:needed a defouler that would take off my check engine light after angle defouler threw a code on my un-tuned car. 99 Vibrant 3. My extractor adapters were limited in function, hence removal of the exhaust manifold was necessary. 99 Qty. some headers it shows up quickly some it takes a week or so, just be prepared to reset cel occasionally with andriod torque app or obd scanner reader or pull a battery terminal for 30 secs or so. Accepts all - M18x1. O2 Oxygen Sensor Bung, Universal 304 Stainless Steel Oxygen Sensor Mounting Bungs and Plugs, M18x1. EeeewThe results were somewhat surpr I test the o2 sensor non But the point is, I used a combination of a defouler and an o2 sensor bung, to space the secondary 02 sensor, and the 25 mile drive home, I had no check engine light come on. Most importantly, it helps keep your car running smoothly and efficiently. O2 defouler functions are: 1. Buy me a coffee! ht Fastline Performance Spark Plug / O2 Sensor Defouler, Universal Honda/Acura - HeelToe Automotive TSX Sold Save Share Reply Quote Like Y yonseispeed Discussion starter 847 posts · Joined 2007 Add to quote Only show this user #12 Weld Bung, Oxygen Sensor, J-Style, Female 18mm x 1. Each come with three different sized orifice inserts and a snap ring. I reached - M18x1. I've had to swap an original sensor from gen 3 with L spacer and half original cat, with new cheap ebay sensor for gen2 with new cheap ebay cat cause they were getting p0139 and p0137 respectively, and swapping made them both pass. you may also need to get some slack in the o2 sensor, be cautious I did the two piece defouler like in this thread video. Sent from my SM-G965U using Tapatalk Reactions: 2011. 00 CAD Product Overview Reviews Application List Description I am going to purchase a CVF downpipe this week and want to avoid any check engine lights/Codes and wanted some input on what defouler to purchase. Mods::: Modshack VDTA Intake Carbon pwdcoat . yes, you can drive the car without a tune. This is a one piece defouler that is drilled out originally to fit perfectly for the stock o2 sensor. 45 The next day when I started it I had an emissions light and one other light that I believe was tripped by the oxygen sensor. Drill, ½ Drill Bit, Wrenches and O2 sensor socket OR 7/8' Box Wrench Project Time 1 hour or less Project Cost $12. 50 /Item) Sun, Jan Repair Manuals: https://shrsl. Too bad so sad ig. My go-to is typically just walking into the auto parts store and buying a "spark plug non fouler" for a couple dollars. That is, I tried drilling out a non-fouler and it didn't matter. Reply reply Muzzes • Ahh dang well I guess your right. co/amfaf3n Fix it Angel EBAY STORE: https://ebay. NOT INTENDED FOR STREET USE. per bung to find one I liked, I found these which will also do the same job for Not positive on the 2005, but the O2 sensor hex is probably 22mm like most of them. Used on '10 FJC with PO420/430 "spark plugs"*wink-wink* FORTLUFT Oxygen Sensor Fitting Plug M18x1. They are basically just a spacer for spark plugs. Take that for what it's worth as I This O2 sensor defouler worked perfect on my 2010 Avalanche. Check Engine Light Eliminator The 02 simulator we are putting together today best simulates a 4 wire oxygen sensor, and usually gets you in the right range for your check engine light to go off. 5 Thread Oxygen Sensor Fittings Weld-in Bung, Suitable for 1. I use a Vivid "J" style, which is much longer and moves the o2 sensor further from the exhaust stream, and use the middle size IN STOCK Removes P0420 with catless exhaust system. com/3zwnv https://sovrn. 5 out of 5 stars 271 900+ bought in past month $9. 2, you should consider replacing the O2 sensor, now. *shrug* (It's 2024 and you still can't use unicode emojis on This defouler kit moves the O2 sensor out of the direct stream, and we've built a filter/spacer combo that has worked great on almost every brand of downpipe &/or longtube header. My down stream o2 sensors saying I am rich. Downstream was a easy, upstream was a challenge. 3 turbo mustang. ) 2) Flash back to stock tune 3) Drive car around and complete drive cycle to get readiness monitors ready (can monitor using the vgate iar pro bluetooth 4. 2017. 99 - $329. Up stdeam are negative 3. 99 FREE delivery Thu, Jan 9 on your first order Pulling off the cats and “washing” them with an acid solution worked like a charm for us! More work than an anti-fouler, but it’s a real fix. No one says what size or what thread defouler they used. The M18 1. 99 Quick view Motorcycle O2 $9. Parts are just part of what we do. All orders are processed within 1 business day BLOX Racing offers 02 diagnostic plug (aka defouler) for diagnosing oxygen sensor and catalytic converter efficiency issues. After subaru went drive by wire throttle, the 2nd sensor was used for engine Dorman 42009 Spark Plug Non-Foulers - 18mm Gasket Seat, 2 Pack in Spark Plugs. It helps to maintain the check engine light off 3. The Blox Racing 02 DIAGNOSTIC PLUG / DEFOULER is an innovative automotive component designed to address common issues related to oxygen sensors and engine management in modern vehicles. Did you ever test/try a o2 spacer? Digging into it myself and everyone is say Vibrant J style. It’s not worth messing with O2 sensors just to turn a light off. Therefore, it is perfectly fine to ignore On ODB-II vehicles (96+), the ECU has two O2 sensors for diagnostic purposes. Vibrant Stainless Steel Resonator Vibrant 2. A forum community dedicated to Infiniti G35 i'm going to be using spark plug defoulers to space the o2 sensor out, pulling the tip of it out of the direct exhaust flow so it doesn't throw a cel. I called SPD and they don’t sell the Defouler anymore and let me know that someone on Facebook or elsewhere has the 4 PCS O2 Oxygen Sensor Extension Harness 12" 24" for Dodge Challenger Charger Durango Jeep Wrangler Chrysler RAM 1500 Fit O2 Sensor# A-234-4770 A3-234-4587 A-234-4771 0065422218 234-4770 4. Which one is it. This O2 sensor is responsible for all the Air/Fuel tuning and is imperative to the operation of the vehicle. This moves the sensor out of direct contact with the exhaust gases, reducing its exposure to the emissions it should monitor. 99 $ 17. I'd just pull my O2 and take it to the store with me, but I can't drive the car there with it removed and I can't just remove it when am now running the downpipe with a defouler to space out the o2 sensor. Spark Plug Defouler O2 Sensor (Mechanism Explained) By Brannon Ramos September 18, 2024 September 18, 2024 If your car’s engine is not running as smoothly as it should, it might be time to take a look at your spark plugs. A spark plug defouler can help To elaborate, you buy 2 spark plug non foulers (can be had at autozone/advanced auto) in the "help" brand. Is there a way Shown here next to, and threaded onto, a Denso O2 sensor for size and thread reference only. Very nice, after ordering various O2 sensor bungs and spending over $10. 00 CAD Type Please Select Straight $35. Soaked them both with PB Blaster the night before. All of their standard bungs accept all standard O2 sensors and are crafted from either T304 or mild steel. Put an O2 spacer or defouler in the REAR 02 sensor this should eliminate the P0420 car efficiency cel code due no cat in header . On the upstream sensors cel defouler question sensor Jump to Latest 5K views 4 replies 3 participants last post by OZZY_G_EP3 Feb 14, 2015 OZZY_G_EP3 . com/itm/122893367901 For anyone looking into this in the future, they sell an O2 sensor defouler (anti fouler) that doesn’t need drilling or modification of any kind. after the straight pipe and plenum redo, the truck runs FAR better. Otherwise once you go stage 3 by default they usually just turn it Oxygen Sensor Upstream Downstream 15717 O2 Sensor Compatible with Ford 1997-2008 F150 Explorer Escape Ranger for Mazda 6 CX-9 for Lincoln Navigator - O2 Sensors Replace 15716 15718 Set of 4 5. Back in a '94 YJ! The defouler will move the secondary O2 Sensor away from the direct flow of gasses in the catalytic converter which will trick the computer into thinking that there is still restrictions in the cat therefore keeping the Check Engine Light from coming on. i need to drill one of the spark plug defoulers out so the sensor fits into it, but i am unsure of how big of a hole to drill I test the o2 sensor non-fouler hack on a 2008 Honda Odyssey that has been plagued with the infamous P0420 bad cat code. What DURATECH O2 Oxygen Sensor Socket 3/8" Drive x 7/8"(22mm), Oxygen Sensor Remover Tool Chrome-Vanadium Steel with Side Wire Gate, O2 Removal and Installation Universal Sensor Socket 4. I even plugged the pre-cat O2 port and had a new port welded after the cat. If you have issues with the way the car runs, it could be the sensor shorting out inside the casing. Stainless steel construction Note: in mid 2021, Vibrant revised this defouler so it is shorter than the previous version. How can I have FORTLUFT O2 Sensor Defouler 90 Degree FORTLUFT Part Number: 4401122 $ 26. it does not effect the fuelling of the car the upstream o2 sensor is what calculates the AFR of The defouler will trick your working O2 sensor into thinking your cat is not bad by moving it out of the direct exhaust flow. Does anyone know a link to ones that are good, and how many of them i need to buy? I recommend you search as the answer isn’t cut and dry Install a 02 extender, like this Weapon R Oxygen Sensor Defouler and check our article on How To install a Check Engine Light Eliminator. And have drive over 200 miles since the reflash/defouler but they Exhaust - Vibrant Tunable Oxygen Sensor Defouler Kit Versus Universal Exhaust Items - Vibrant Oxygen Sensor Defouler Im thinking keep it simple stupid and buy the same one I had beforethe second one. I looked O2 sensor defouler is a very effective tool for avoiding Check Engine Lights(CEL). In this buying guide, I will share my personal knowledge and experience with 90 O2 Oxygen Sensor Plug, Standard M18 x 1. I'm thinking of adding a spark plug non fouler to the 2nd O2 sensor to "hide" the 0420 code. peace\ Hog Accepts all standard O2 sensors. Can someone please confirm the O2 sensor is 18mm? Just It will keep codes away once sensor is spaced properly. The stock catalytic converter is meant to filter the flow of exhaust gases to reduce the number of harmful gases into the atmosphere. 99 ($4. Ended up laying on top of the engine When to Use a Spark Plug Non-Fouler The use of a spark plug non-fouler is typically recommended in the following situations: 1. the other day my check engine light went on and it read that something How To Remove & Replace An O2 Sensor // Defouler Installation If you are getting a co How to Remove & Replace Your O2 Sensors (and Why You Should)P0420 Code? With that being short and striaght, I would go with the smallest one if you are de-catted and the middle one if you have a high flow cat. 95 Part# FS. to/3Ur9aH4If you want the spacers, use Google. Do a little research, you will find multiple threads of using a spark plug defouler to add onto the O2 sensor to remove the P0420 code for a check engine light. We pre-build these w/this filter and spacing combo before shipping to our out of I had two shops check for exhaust leaks. 2005 is when USDM subarus went to drive by wire. I just replaced the engine, and a 9 year old cat back system on a 99 S10 4. Includes Restrictor Fitting w/ Adjustable Flow Inserts WARNING - FOR CLOSED COURSE COMPETITION USE ONLY. Done that on so many cars I have lost count. What is an Vibrant Oxygen Sensor Defouler J Style o2 sensor fitting. Having a precat O2 ssensor has nothing to do with being MAF, SD or OBD1 or OBD2. Just did both drivers side a few weeks ago. The second O2 I finally used a defouler/O2 spacer on the downstream (this one or similar will work fine [02 Diagnostic Plug / Defouler]) and the code went away and has not returned. Injectors with a 2. This spark plug non fouler is designed for easy installation on specified vehicles to protect spark plugs spark plug defouler o2 sensor o2 defouler o2 sensor spacer spark plug non fouler o2 sensor Previous 1 2 3 16 Next Need help? Visit the help section or contact us Go back to filtering menu Skip to main search results Explore Related I have an 04 with a V6. All it does is locates the sensor further away from the exhaust stream which tricks the PCM into thinking the cat is working. The secondary o2 is just there to check catalyst efficiency. These $69. 5 Male / Female Thread. These can solve the dreaded P0420 OBDII code (catalyst efficency) by moving the rear O2 sensor out of the direct exhaust stream, so the readings at the sensor are more Short Straight Fitting; Works With Any Deep M18-Threaded Oxygen Sensor O2 sensor Threads Into 90-Degree Female Bend Designed For Spacer Clearance Issue & Converts Into 3 Different Configurations Made From Mild Steel For Strength & Durability Please note: May not fit certain combinations of vehicle, transmission, and test pipe/catalytic converter. Dorman 42002 Spark Plug Non-Fouler - 18mm Tapered Seat, Pack of 2 in Spark Plugs. I’ve changed out the O2 sensors and still get the code. As a result, the O2 sensor can not read directly from the exhaust system 2. Defoulers work too! https://amzn. Straight,and,90,Degree,Defouler,Check,Engine,Light,Delete,O2,Sensor,Spacer Rspec Straight and 90 Degree Defouler From: $35. 5-2 inch Pipe- 2 Spark plug defouler o2 sensor are responsible for detecting whether the air/fuel mixture in the engine is too high or low, and if it’s too high, the sensor will trigger the engine to shut off to prevent serious damage. 8 out of 5 stars 29 $8. I spoke with CVFab and they recommended a Vibrant o2 sensor spacer j style with bung fittings. O2 defouler gives space to the O2 sensor. 5 O2 Defouler at the best online prices at eBay! Free shipping for many products! I just briefly show what kind of set up I came up with concerning o2 sensor defoulers I used as well as a couple o2 sensor adaptors to fit the sensor in tigh hey all. I personally don't like the idea since your sensors will be sending the PCM false data with a defouler, but hopefully it won't cause problems for you. 5 57xtremes, 245/40/18 potenza re71r tires, fortuneauto coilovers, depo beast fmic, boomba rmm, agency power tri tip catback, steeda rear sway bar, breedt shift arm, Buy an O2 sensor bung (or defouler) and have it welded in just after the cat. I have now uninstalled the Cobb AP entirely and running stock software to I've Thread the rear oxygen sensor into the one you just hollowed out, and thread that mess into the other defouler, and thread that into the bung. 5 thread) 1 pc. The "J" $49. 00 CAD 90 Degree $45. 25, 2. I'm pretty sure that most O2 sensors are standard size, so any defouler made for Honda/Acura will probably work. Plus, they're available individually or in bulk. 5 and 3 inch resonators. Because of this, lots of potential performance is restrained. ebay. yes it throws a P420 code immediately. Everything goes right but today the check engine came out. _____ Last As kevin said I'm not sure if there is enough room. Some say only on non-Ms, some say it should work on Ms. however ive been informed that i need to put a fooler otherwise called a spark plug defouler on the pre-cat o2 in order to not have a bad 4 PCS O2 Oxygen Sensor Extension Harness 12" 24" for Dodge Challenger Charger Durango Jeep Wrangler Chrysler RAM 1500 Fit O2 Sensor# A-234-4770 A3-234-4587 A-234-4771 0065422218 234-4770 4. Sold individually. Has anyone followed this o2 sensor defouler method on our S54 engine and had success with no SES auto base defouler or o2 fit frame pressed sensor Jump to Latest 3. It is simple to put together and just takes a screwdriver. I used a temp gun to confirm the cats were the problem, so never bothered changing the o2 sensors. 3 Liter whipple supercharger with cats removed. THE SALE, USE, OR INSTALLATION OF THIS PRODUCT MAY ALSO BE ILLEGAL NATIONWIDE UNDER THE THere is a j tube defouler on amazon I've been using it for almost a year with no issues and my o2 sensor is enabled i have no problem getting an inspection 2014 red st3, panda e30 tune :big smile:, 18x8. Available in standard (nickel) or stainless steel. The other defouler didn't have a groove machined in to hold the snap ring. The non-fouler did NOT work for me because I evidently have a non-standard oxygen sensor and there is a section before the nose of the sensor that is extended and fatter than 1/2 inch. I just know that it’s gonna bug me though. us/OE6UsK repair smith https://fxo. Available at your local auto parts store. 20 Add to Cart Out of Stock Wishlist Purchased two "J" shaped O2 defoulers (spacers). 5 out of 5 stars 2 BLOX Racing CEL Check Engine Light Eliminator Adapter BLOX Racing offers 02 diagnostic plug (aka defouler) for diagnosing oxygen sensor and catalytic converter efficiency issues. I have a 2001 k2500 Lq4 6. O2CAT45S Read Product Details $195. co/1284793/fixit What o2 extender works to trick the ecu for no cel. Find many great new & used options and get the best deals for Vibrant Performance 11621 Standard Oxygen Sensor Fittings 18mmx1. I couldn't use a straight defouler because it would hit my body underneath. 25mm. nxlsxvt ljxi brx nzgvatb miouw rmto qjhpz frws lfufs nhfa