49. A clogged catalytic converter can drive up that gas bill. Cataclean 120019 Cataclean - The Original Liquid Science - Complete Engine, Fuel & Exhaust System Cleaner. How To Revive Your Catalytic Converter With Cataclean Fuel And Exhaust System Cleaner. You choke on the estimate of $1400 or more to replace the converter on your car. Upgrade your vehicle’s performance and reduce your environmental impact with Mr. Using a funnel, pour the Cataclean into the opening of the catalytic converter. A. Step #2: Dump all the bottle’s contents into your fuel tank. Cataclean 120007 Complete Engine, Fuel and Exhaust System Cleaner, 473 Packaging. Remove the seal from the bottle – fully, to make sure none of the seal ends up in your fuel tank. sg 2. Dec 1, 2012. Pour the cleaner into the gas tank. This helps in burning off soot from the catalytic lattice. Use the correct amount: Use the correct amount of Cataclean according to the instructions. To clean the catalytic converter with sodium hydroxide, you’ll first need to remove it from the vehicle. This is the same place where you would put gas. Amazon's Choice. Make sure to avoid any spills. Cataclean does not alter fuel composition and is safe for gasoline, diesel, and hybrid engines. I recommend these products, especially if buying unbranded gasoline. Easy instructions. Add to Cart . GRF150. Once back to straight gas, change the motor oil and floor the car 50-80 MPH on an open highway; repeat this "wide open throttle" blast 30 times. To use Seafoam as per the instructions, you have to inject the Seafoam in the intake or the fuel system. Opens in a new window or tab. 970. Parts alone will cost $400 to $2,000. Made in the USA. So your car or truck is running well, but that check engine light is on, with a code P0420 or P0430 and related "catalyst efficiency below threshold" codes. Using too much can cause damage to engine components. One of the more expensive catalytic converter cleaners. 2. 49 Only £16. Testing at an independent emissions testing facility showed using Cataclean can lower. Made in the USA. The CataClean instructions say to drive the car 10 to 15 miles and then fill the tank. Here are some of those problems listed below: 1. Applying Cataclean is a simple procedure. Cons. Step 3: After soaking, remove the unit from the bucket and rinse off the excess soap with clean water. 37. I decided to try and clean the catalyti. Lastly, you can use high-octane fuel and additives to clean your catalytic converter. If you are looking for a quality catalytic converter cleaner, the Cataclean 120007 is an excellent option. Cataclean is a fuel and exhaust system cleaner. Use four times a year to help maintain proper engine operation. From my experience Cataclean will keep the code 0420 off for 100 miles or so, if your cat is still in decent shape, but for me it was not enough to restore the cat. This could represent a reduction in emissions of carbon monoxide and hydrocarbons of 60%. Cataclean is a patented fuel and exhaust system cleaner that reduces carbon build-up and also cleans your vehicle's oxygen sensors, fuel injectors and cylinder heads. Finally, Cataclean can increase engine wear and tear by increasing friction between engine parts. #14. Turn the engine on and start driving the vehicle at normal speed for 15 to 20 minutes. catalytic converter. After putting two bottles of Cataclean in 1/2 tank of fuel, and running the car for about half an hour, I watched actual boost gradually increase to 1020mlb. Cataclean is 50 state legal and complies with VOC (including California) and OTC regulations, as well as Federal low sulphur content requirements for use in diesel motor vehicles and non-road engines. It is a pour-and-go solution that can be used to eliminate catalytic converter issues like poor acceleration, foul. Many people that used this formula have reported that fault codes linked to the catalytic converter were. Cataclean can fix drivability problems. . 95 $ 44 . Cataclean does not alter fuel composition and is safe for gasoline, diesel and hybrid engines. Check Engine Light Comes On. ; EPA Approved Cataclean is a patented EPA approved complete engine, fuel and exhaust system cleaner that reduces carbon build-up and also cleans your vehicle's oxygen sensors, fuel injectors and. Tel: +44 (0) 151 236 2324. How to clean catalytic converter DIY with Scotty Kilmer. This is my second time purchasing Cataclean. 1. Step 10. Now $ 2995. Labor costs will set you back $75 to $150 for the estimated one hour of labor needed for. Antifreeze gets into the exhaust stream due to a head. 8 is notorious for burning oil, the correct fix to prolong cat life would involve fixing the consumption. Park the car on a level surface and let it cool down for about 30 minutes. How do I maximise the results of Cataclean? Follow these simple instructions: 1. Whether you drive a 2-stroke, 4-stroke or a hybrid engine, make sure to check the instructions on the cleaning product. Follow these simple instructions: Make certain that you have ? of a tank of fuel in your tank (3-4 gallons) Allow vehicle to reach full temperature before introducing Cataclean. bit pricey, i would buy this again as my engine does run better after use . There's good reviews on lacquer thinner (1 gal to a half tank of fuel) take the vehicle on the highway and get the RPM's up there until all of the fuel tank is emptied. Using Cataclean will help. Using Sea Foam spray in the traditional way to clean your catalytic converter would not be very effective. Cataclean will remove the harmful carbon build-up in the valves, injectors, oxygen sensors, EGR valve, and catalytic convertor. If you usually use low octane fuel, try high octane a few times and you may notice an improvement. 62 with Motoring Club premium. Aug 23, 2017. Posts: 678. Your LTA inspection is completed within 7 days upon receipt of Cataclean delivery. Cataclean House Unit 34 Wellington Employment Park 30-48 Dunes Way Liverpool L5 9RJ United Kingdom. Buy Your Mustang Cataclean Catalytic Converter/Oxygen Sensor/Valve/Fuel Injector Cleaner from CJ Pony Parts, one of the industry leaders for Mustang Parts and Accessories. Cataclean is a patented EPA-approved complete engine, fuel, and exhaust system cleaner that reduces carbon build-up and also cleans your vehicle's oxygen sensors, fuel injectors, and cylinder heads. $48. 7461 Allentown Blvd. You can find more of these products in our guide: Best Catalytic Converter Cleaners. Mechanic said it needs a new converter and quoted a price of $1,562. Set your TV to “Audio/Video In” and tune your VCR to channel 3 or 4 (follow the. Smoke and improper engine running. For optimum performance and protection, use Cataclean four times a year. The parts store's scan tool found a code for catalytic converter issues. A clogged catalytic converter is different from a cat that is worn out or damaged chemically. Finally, I tested exhaust back pressure, and. After using Cataclean, some users have reported the check engine light turning on. Kept an eye and had codes checked frequently. Does Cataclean really fix a P0420 / P0430 error code and catalytic converter. Cataclean will remove the harmful carbon build-up in the valves, injectors, oxygen sensors, EGR valve, and catalytic convertor. It helps to change the air filter if it is dirty. com. It could also fail if the user failed to read the instructions carefully. 2. Email: info@cataclean. One of the more expensive catalytic converter cleaners. Tel: +44 (0) 151 236 2324. Without this, it could destroy one or more of the critical. Once it is dry, you can reinstall the cat. Cataclean House Unit 34 Wellington Employment Park 30-48 Dunes Way Liverpool L5 9RJ United Kingdom. Gasket Cataclean Catalytic Converter Cleaner. 4. Click the link below to purchase Cataclean:definition : Catalyst system efficiency below threshold (Bank 1) Issue Severity: MODERATE – Extended driving with this code can cause internal engine damage. To use Cataclean successfully, you must follow, please lay down instructions; First, remove the Cataclean container’s seal; Next, feel your fuel tank to its half markDetailed Description. Fuel System Cleaner; 16 Ounce; Cataclean is a patented EPA approved complete engine, fuel and exhaust system cleaner that reduces carbon build-up and also cleans your vehicle's oxygen sensors, fuel injectors and cylinder heads. We will go more in-depth on the cleaning process, but this is a short guide to the steps to give you a general idea of the process. Cataclean will remove the harmful carbon build-up in the valves, injectors, oxygen sensors, EGR valve and catalytic convertor. The recommended ratio of use is one 450-milliliter bottle of Cataclean per 15 liters of fuel. Cataclean is a gas tank additive that reduces carbon buildup inside your vehicle’s catalytic converter and makes the converter run at higher temperatures. 9oz can help switch that light off and clean out the soot, carbon build-up, and residue in your fuel system. Watch on. This can be due to the cleaning agents in Cataclean that can remove carbon deposits from the catalytic converter. It is different to other fuel & exhaust system cleaners as it can clean post-combustion as well as pre-combustion, helping with problems such as catalytic converter issues, catalyst codes and EGR Valve issues. more A 60 second user guide to using. This will allow the cleaner to mix thoroughly with the fuel and reach the catalytic converter, where it can work its magic. This item: Cataclean 120018CAT CATACLEAN- GAS 3L FUEL/EXHAUST SYSTEM. Cataclean House Unit 34 Wellington Employment Park 30-48 Dunes Way Liverpool L5 9RJ United Kingdom. A properly working catalytic converter will convert hydrogen sulfide into odorless sulfur dioxide. $27. Cataclean 473ml Engine and Catalytic Converter Cleaning Treatment. Cataclean will also reduce the particulates in a DPF, preventing clogging. From what I have researched recently, although 0420 is set from a lowered efficiency cat, there are conditions that cause the degrading efficiency. Let air dry on a towel and reinstall the next day. Honestly it’s a gimmick in that case any fuel system cleaner could be called a converter cleaner. Cataclean does not alter fuel composition and is safe for gasoline, diesel and hybrid engines. Other reviews saying it's just snake oil. The Cataclean 120007 is an excellent option if you are looking for the best catalytic converter cleaner. Find helpful customer reviews and review ratings for Cataclean 120019 Cataclean - The Original Liquid Science - Complete Engine,. 2. 2. Download. In Stock. Solution 4: Drive for 30 minutes after pouring Cataclean. Effective way to clean Catalytic Converter Part 2. Given Cataclean can be bought for $30-$50, you can give it a try. OBD II cars use the two O2 sensors (one in front of the cat, one behind) to monitor catalyst performance. 7 oz) of Cataclean into the fuel tank. Always make sure to read the instructions carefully before using Cataclean and follow all safety precautions when handling chemicals – wear protective gear such as gloves and eye protection. Catalytic Converter Cleaner, Catalytic Convertor Cleaner, Instant Car Exhaust Handy Cleaner, Catalytic System Cleaner, Catalytic Convertor Cleaner for Gas Engines (2pcs) Liquid 1 Fl Oz (Pack of 1) 1. Begin with a nearly empty fuel tank - Cataclean works best when the tank is about one-quarter full. 6 Pack Countertop Pop Display Set Cataclean Fuel And Exhaust System Cleaner: Fuel System Cleaners. Followed the instructions as stated on the bottle with regards to gas level and driving, the light was still on after driving for 15-20 miles and gas was refilled. Water spray and foam (AFFF/ATC) must be applied carefully to avoid frothing and from as far a distance as possible. Diagnosis: The most common cause of. Remove the seal from the bottle – fully, to make sure none of the seal ends up in your fuel tank. What Is Cataclean? Cataclean is a specialized chemical used for fuel injector unclogging. Remove the catalytic converter from the car. Then I ran the prescribed drive pattern and rechecked. Converters that have failed in these ways can often be brought back to life using a cleaning product called "cataclean. 5 bottles. . 1 764 225. In the end, the potential problems after using Cataclean are few and include a check engine light, damaged injectors, and a damaged catalytic converter. Start with a half full gas tank, and fill the rest of the tank with pure lacquer thinner. Cataclean is an extremely effective cleaner that will remove carbon, resin and gum build-up from the fuel and exhaust system. Local: 717-657-9252. Step 14: Rinse, Dry, and Reinstall. Use four times a year to help maintain proper engine operation. Final Words. . It accomplishes this by getting rid of the deposits on things like. i stopped by napa to get a bottle of guaranteed to pass, they didn't have it anymore, they had cataclean. 148. com. Problem #2: Check the engine light. per instructions on Cataclean, I put in bottle of that and drove per instructions before filling tank and continuing to drive as normal. These problems after using Cataclean are rare, but yes, they do happen occasionally. I don't know about cataclean. 80 posts · Joined 2021. . Here are a few steps that you should consider when using Cataclean:For the best results, add Cataclean every 3 months. Let the cat sit for 20 minutes or longer so the chemicals have time to work. 2. Yes, a whole bottle of Cataclean is recommended for 15 litres of fuel, roughly a quarter of a tank. Testing at an independent emissions testing facility showed. Place it in a bucket of lukewarm water mixed with dishwashing detergent. A clogged catalytic converter will present symptoms, while a chemically failed cat con that’s not clogged typically just illuminates the check engine light or malfunction indicator lamp (MIL). Email:. Final Words. 1. Free shipping. Locate the catalytic converter. The normal operating temperature can range up to 1,200 to 1,600 degrees F. Simply pour the Cataclean solution into your fuel tank and let it go to work! This product reduces carbon buildup in your catalytic converter, oxygen sensors, cylinder heads, and fuel injectors. The post combustion vapours from Cataclean help to revitalise the catalytic converter so that harmful emissions are removed from the exhaust more readily. This product from Mr. This product is an all-in-one cleaner for the engine, fuel, and entire exhaust system. Learn how Cataclean products can help your vehicle with both a reduction in carbon build up, and reduction in overall emissionsCataclean is a one-stop, pour-in treatment: add the contents of the pre-measured bottle to a quarter-tank of fuel (around 15 liters/4 gallons), drive for at least 15. Hi-Gear EZ Emissions Pass & Catalytic Converter Cleaner #6. Follow the simple steps to pour the liquid into your fuel. How to Use Cataclean? Cataclean is simple to use; simply apply it to your gas tank before filling up. I heard about a product called Cataclean and decided to try it. The catalytic converter may become more corrosive than. Have your car at less than 1/4 full, put this in, drive for a while and then fill up you tank. Here’s an in depth review of Cataclean, where you will. Use Cataclean to fix drivability issues such as power reduction, hesitation and hard starts, as a pre-treatment before an emissions test or to extend the life of your vehicle. I thought the grilles in the cat had some deposits from having burned rich for a few weeks. Step #3: Drive your vehicle fork at least 15 video to allow who Cataclean to gets into your vehicle’s parts. Although most people disregard the use of any fuel additives, it is great to be open-minded about it; some additives might be damaging, but others can be effective and beneficial when you follow the instructions. After undoing the bolts, remove the converter and inspect it. Item Package Dimension: 17. 95 Get it as soon as Tuesday, Nov 14 All you need is to buy the Cataclean cleaner and use the following steps. Cataclean does not alter fuel composition and is safe for gasoline, diesel and hybrid engines. It not only prevents fouling of your catalytic co. $25. Primarily, cataclean is put in the fuel tank. Fuel System Cleaner; 16 Ounce; Cataclean is a patented EPA approved complete engine, fuel and exhaust system cleaner that reduces carbon build-up and also cleans your vehicle's oxygen sensors, fuel injectors and cylinder heads. In the product description for Cataclean, it states that the product can decrease hydrocarbon emissions by 50%, cleans carbon out of the catalytic converter and also cleans the injectors and oxygen sensors. This product is super popular because it is easy to use and it really works. If these parts become damaged by using this product, the performance of your vehicle. Unscrew the gas cap on your vehicle, and stick the bottle inside to pour in the cleaner. However, there is no proven step or process for cleaning the catalytic converter this way, so you might want to search online for a few additive cleaners, such as Oxicat or Cataclean, that help remove carbon deposits slowly before attempting. Size : 450ml; 1 Select Quantity For fitting, please change quantity to 1 and add each item and fit separately. This item: Cataclean 120019 Cataclean - The Original Liquid Science - Complete Engine, Fuel & Exhaust System Cleaner $44. Location. Additive. bottle of Cataclean is considered one of the best products and cleaners you can use to clean your catalytic converter. Cataclean is a fuel and exhaust system cleaner. Fuel System Cleaner; 16 Ounce; Cataclean is a patented EPA approved complete engine, fuel and exhaust system cleaner that reduces carbon build-up and also cleans your vehicle's oxygen sensors, fuel injectors and cylinder heads. Cataclean is a fuel and exhaust system cleaner. This will erase the internal monitors on. #5 · Aug 9, 2021. Cataclean’s cleaning formulation can clean everything the fuel comes into contact with including the fuel injectors, cylinder. Size : 500ml; 1 Select QuantityMr. A mechanic friend likes to use a product by CRC called "Guaranteed To Pass. It’s usually located under the car, close to the muffler. 5 (243) £17. Going by the 79% of 4/5 star reviews on Amazon on the whole it works, the only negative feedback seems to come from extreme circumstances, or when users haven’t read the instructions properly. An over-the-counter cleaner like Cataclean or even a lacquer thinner will work best. Afterward, continue to drive for an additional 10 miles or until the low fuel warning gauge comes on. Fuel Injectors. Cataclean Fuel & Exhaust System Cleaner. By using Cataclean four times a year, you can extend the lifespan of your engine and avoid costly repairs. 13 June 2014 at 2:54PM. Gasket Cataclean 16 Ounce Fuel System Cleaner - 120007-6 Part # 120007-6 Line: MRG. Added to the fuel tank, Cataclean does not alter the fuel composition, Cataclean is carried with the fuel through the fuel system, cleaning carbon build-up as it comes into contact with it. . Learn how Cataclean products can help your vehicle with both a reduction in carbon build up, and reduction in overall emissions White smoke from the exhaust system is one of the popular problems after using cataclean. Cataclean 120007 Complete Engine, Fuel, and Exhaust System Cleaner. comWe would like to show you a description here but the site won’t allow us. Check your fuel tank one more time before pouring the cleaner into it. $4495. THE ultimate in fuel additives, Cataclean Diesel cleans, restores and protects the entire engine, fuel and exhaust system. Cataclean will remove the harmful carbon build-up in the valves, injectors, oxygen sensors, EGR valve, and catalytic convertor. Sort reviews by Top reviews. Details Product Information. You shouldn’t spend any time scrubbing and avoid using harsh abrasives or wire brushes to clean the cat converter. Product Code: CATACLEAN Product Name: Cataclean Cleaning Agent for catalytic converters Trade Name: Cataclean Cleaner blend Manufacturer Information Company Name: Fas-Pak, Inc. This formula can reduce hydrocarbon emissions by 50%, decrease carbon build-up within the fuel system, and clean out the entire fuel system (including oxygen sensors, fuel injectors, and the catalytic converter). About this item. This fuel additive can help improve the emissions performance of older vehicles, making it a practical and cost-effective solution for those. Cataclean Fuel And Exhaust System Cleaner; Safe For Gas/Diesel/Hybrid Engines; Also Cleans O2 Sensors/Fuel Inj. The theory behind it is heat. CRC 05063 Catalytic Converter Cleaner. Reduces carbon build-up and cleans your vehicle's oxygen sensors, fuel injectors and cylinder heads. -. Cataclean recommend to use a bottle every 3,000 miles, or every three months, whichever comes sooner for you. Cataclean Global Ltd. 99. is a 12oz aerosol foam registered with the EPA. 2 bottles. How to use Cataclean correctly step by step. However, it is not for use in 2-stroke or oil/gas mix engines. Catalytic-system. Cataclean 120019 Cataclean - The Original Liquid Science - Complete Engine, Fuel & Exhaust System Cleaner. Cataclean does not only remove debris. ) However, $400 for a pair of cats is a bargain compared to the cost of an engine replacement ($1500+. Absorb with inert, damp, non‐combustible material and place into containers. The objective of this method is for the Cataclean to work its way. Originally developed to clean the catalytic converter, Cataclean has advanced into a patented 8-in-1 complete fuel and exhaust system cleaner for combustion engines, including petrol, diesel and hybrids. Pour your converter cleaner into your gas tank in accordance with the instructions on the bottle. Remove the oxygen sensor (s) with the oxygen sensor wrench. 49 each. 1. Update: I followed the Cataclean instructions, which involves running the tank down to 1/4 full, adding the fluid, driving 10-15 miles, then filling up again. However, Skeeda Mane. Cataclean is a fuel and exhaust system cleaner that removes harmful carbon build-up in the valves, injectors, oxygen sensors, EGR valve, and catalytic convertors. Cataclean will also reduce the particulates in a PPF, preventing clogging. It is specifically designed and formulated to "detoxify" the internal components of the engine and clean the oxygen sensors and the catalytic converter, thus reducing the carbon footprint. Hey Guys!! I hope you enjoyed this video of me showing you how I use cataclean for my car. We will go. Again, though, you do have some options. We recommend the OXICAT – Oxygen Sensor & Catalytic Converter Cleaner. Next, drive your car for about 20-30 minutes on the highway to get the engine to an optimal temperature. This can cause a change in the oxygen sensor readings, which can trigger the check engine light. The carbon deposits will reduce the efficiency of the engine, which will. Take your vehicle for a ride, making. How cat converter cleaners work to remove soot. Cataclean may be worth a go if you want to minimise pollutants while improving fuel efficiency. Cataclean can prevent this. Cataclean does not alter fuel composition and is safe. Cataclean Cleaning Agent for catalytic converters SAFETY DATA SHEET 1 3 0 08/31/2004 12/19/2013 08/31/2004 Revision: Supersedes Revision: Printed: 12/19/2013 B 1 0 3. Cataclean is a simple fuel additive. This is done by eliminating. It’s 50 state legal, compliant with regulations, and proudly made in the USA. Using Cataclean to clean your car’s fuel system is pretty straightforward. While several mechanical problems have been linked to the usage of Cataclean through the years, inappropriate application by the user is the primary cause in nearly every case. 99. Get your car running like new with this Dura Lube Severe Catalytic and Exhaust Treatment Cleaner Fuel Additive. 02-25-2022, 11:54 PM. (DURA LUBE HL-40199-06 is a severe fuel system cleaner that is ideal for cleaning oil and greasy deposits on mechanics, transmissions, and other engine parts. But as the amount of pollutants in the exhaust go up, so does the converter's operating temperature. A 60 second user guide to using Cataclean. What is Cataclean? Cataclean is a fuel and exhaust system cleaner. My 2003 Toyota Corolla has 153,000 miles on it, and the check engine light just went on. This works 95% of the time. Check the second video as well to see resultsCataclean has been around for a long time, but this is an excellent option. I tapped on the cat and heard little bits of junk inside it rattling around. Next #1: Remove the seal since the bottle. Cataclean® Catalytic Converter & Fuel System Cleaner (16 oz) - Cataclean is a superior cleansing agent and does not alter the fuel, whether gasoline, flex, or diesel in any way. Will Cataclean help to pass failing emissions smog test? Nope. PRODUCT DESCRIPTION A well-running engine helps to restore and maintain catalytic converter efficiency. Fuel & Oil Additives. Cataclean is a well-known fuel additive intended to clean your cats from the factory while lacquer thinner is designed for dissolving and stripping lacquer-based paint. Fuel System Cleaner; 16 Ounce; Cataclean is a patented EPA approved complete engine, fuel and exhaust system cleaner that reduces carbon build-up and also cleans your vehicle's oxygen sensors, fuel injectors and cylinder heads. That lacquer thinner creates hotter combustion temps, so the exhaust emissions are hotter. If you use cleansers frequently, you can stop the excessive buildup of carbon particles in your converter before it worsens. Easy to use. 3. An underlying mechanical problem with the car. -. Then, pour the cleaner into your fuel tank and fill it up with gasoline. So while Cataclean acts as a fuel injector cleaner, it’s probably best to use it as a regular treatment. Buy Cataclean 120019 Cataclean - The Original Liquid Science - Complete Engine, Fuel & Exhaust System Cleaner:. Step 3: Pour Seafoam into your Gas Tank. Plan ahead. Two days later I ran an aerosol can of Seafoam with the straw through the throttle body, again following the instructions to the letter. com Cataclean Usage and Dosing Information. Cataclean will remove the harmful carbon build-up in the valves, injectors and the entire exhaust system. 00. Brand New. Cataclean is a patented fuel and exhaust system cleaner that reduces carbon build-up and also cleans your vehicle's oxygen sensors, fuel injectors and cylinder heads. Keep the gas tank in an almost empty condition. 6. Step 2: Drive your. 970 to 1. . Once removed, use a rubber mallet or hammer to tap around the edges of the catalytic converter to break up any deposits that may have built up inside. Still, anything that contains a variety of aggressive solvents will likely damage something in the fuel train given enough time. Cataclean does not alter fuel composition and is safe for gasoline, diesel. Cataclean can improve fuel economy, reduce emissions, restore performance and extend the life. Depending on which brand you use and how much gas is in your tank, use either part or all of the bottle of cleaner. #1. Cataclean Page 3 of 6 Section 6 – Accidental Release Measures (cont’) Leak and Spill Procedures DO NOT touch spilled material! Stop leak if possible without risk. Sold by JBTools and ships from Amazon Fulfillment. Once you add the proper amount, take the bottle out and screw your gas cap back on. You need to pour a full bottle of cataclean on 1/3 gas tank. Cataclean is a patented EPA-approved complete engine, fuel, and exhaust system cleaner that reduces carbon build-up and also cleans your vehicle's oxygen sensors, fuel injectors, and cylinder heads.