WORKS 2-STROKE / 4-STROKE . My son has a 2003 Infiniti G35, bought it with one bad converter, and the other was showing signs of going out, I think with the signals from that o2 sensor after the converter, according to my moonlighting tech. Enter: Guarantee to Pass I drove the sin out of my car a total of 70 miles at different driving speeds as per his instructions . Editor’s Pick: Cataclean Engine And Catalytic Converter Cleaner #2. We replaced the one converter and I tried Cataclean according to the directions. Follow the instructions on how to use catalytic converter cleaner with regard to the fuel/catalytic converter cleaner ratio;. I made the mistake of driving it to the shop for repair. Cataclean 120019 Cataclean - The Original Liquid Science - Complete Engine, Fuel & Exhaust System Cleaner. Step 3: After soaking, remove the unit from the bucket and rinse off the excess soap with clean water. 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. I had it. Only £19. Cataclean Instructions. That lacquer thinner creates hotter combustion temps, so the exhaust emissions are hotter. #1. After having no luck with the first bottle i bought a second bottle and repeated what i had done first. Cataclean House Unit 34 Wellington Employment Park 30-48 Dunes Way Liverpool L5 9RJ United Kingdom. To avoid potential problems after using Cataclean, follow these steps: Read the instructions carefully: Make sure to read the instructions on the product label and follow them exactly. Whether you drive a 2-stroke, 4-stroke or a hybrid engine, make sure to check the instructions on the cleaning product. Archoil AR6500 Diesel Treatment (10. Leave it to soak overnight. How to clean catalytic converter DIY with Scotty Kilmer. Before using Cataclean, it is important to carefully read the instructions provided on the bottle. Fill tank to the necessary fuel requirements for the catalytic converter cleaner. $1199. 3 people found this helpful. Dump all the bottle's contents into your fuel tank. Excess carbon build-up robs your vehicle of horsepower, wastes fuel and increases emissions output. " You run the fuel tank low, dump one can of this liquid into your tank, drive for twenty minutes, and then fill up the tank. Cataclean can improve fuel economy, reduce emissions, restore performance and extend the life. Yes, instructions must be followed to receive the best results. I tapped on the cat and heard little bits of junk inside it rattling around. But if there was no sound, that’s better, just clean the converter and pressure wash internally. Depending on which brand you use and how much gas is in your tank, use either part or all of the bottle of cleaner. Tel: +44 (0) 151 236 2324. Cataclean 120019 Cataclean - The Original Liquid Science - Complete Engine, Fuel & Exhaust System Cleaner. You shouldn’t spend any time scrubbing and avoid using harsh abrasives or wire brushes to clean the cat converter. Let air dry on a towel and reinstall the next day. Find helpful customer reviews and review ratings for Cataclean 120019 Cataclean - The Original Liquid Science - Complete Engine,. In this product review, Andy Phillips puts Cataclean catalytic converter cleaner to the ultimate test. Detailed Description. is a 12oz aerosol foam registered with the EPA. 0 out of 5 stars cataclean. Cataclean does not alter fuel composition and is safe for gasoline, diesel and hybrid engines. Make sure to use the correct amount of Cataclean and follow the instructions on the label. 49. 2. Using the funnel pour your set amount of Seafoam. STP ULTRA 5-IN-1 FUEL. Actually, according to my experience, the check engine light that tells you the cat converter is bad means that the converter can't be saved. Testing at an independent emissions testing facility showed. The catalytic converter gets clogged up by unburnt fuel going into the exhaust system, or oil or antifreeze making their way into the exhaust system and creating a thick carbon and soot which easily clogs up. 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. Depending on how clogged your engine is, use 1 - 5 consecutive bottles of Cataclean in the gas tank and drive at highway speeds as much as possible. Using the funnel pour your set amount of Seafoam. CoolDrive Auto Parts is now an authorised distributor of Cataclean fuel and exhaust system cleaners. Size : 450ml; 1 Select Quantity For fitting, please change quantity to 1 and add. As for the catalytic converter, you cannot directly clean one while it is still on the car, because anything that is safe to run through the engine will be converted to CO2, O2, and N2, none of which will do any cleaning. Northern California, USA. 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. Use four times a year to help maintain proper engine operation. CataClean is a commercially available product that is marketed as a treatment for cleaning catalytic converters. CRC “Guaranteed to Pass” Emissions System Formula. As we indicated at the beginning of this article. But if the Post-cat O2 sensors are for the most part flat lined around 0. Follow the instructions on the product’s label and use the recommended dosage. Cataclean is a fuel and exhaust system cleaner. com. Then, soak the inside of the converter using a spray bottle. Cataclean is a fuel and exhaust system cleaner. Location. Next, select the appropriate set of tables (converter or inverter) and locate the table for yourBoostUp Vehicle Engine Catalytic Converter Cleaner, Auto Parts Catalytic Converter Cleaner, Engine Booster Cleaner Fuel and Exhaust System Cleaner (3 PCS) 1 offer from $15. 1 764 225. Testing at an independent emissions testing. Clean the catalytic converter without removing it. This fuel additive can help improve the emissions performance of older vehicles, making it a practical and cost-effective solution for those. Run your car until you have a quarter of a tank left – approx 15 litres. Gasket Cataclean 16 Ounce Fuel System Cleaner - 120007-6 Part # 120007-6 Line: MRG. Harrisburg, PA 17112. 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. One common side effect reported by some users is an increased exhaust odor after using Cataclean. Cataclean is an engine and fuel system detoxification technology developed to exceed the most recent environmental standards. Add a maximum of 4 litres at a time. Does Cataclean really work or not. I thought the grilles in the cat had some deposits from having burned rich for a few weeks. 3. Cataclean has been making vehicles accessories for more than two decades now, and they are one of the most reputable brands in the market. Size : 500ml; 1 Select QuantityMr. Do you need to clean out your fuel system and/or exhaust system? Especially if you have an older model car. Oxicat Catalytic Converter Cleaner. Step #0: Make sure you thoroughly read the instructions. Top 6 Best Catalytic Converter Cleaners. Another remarkable problem is the poor automotive. 95 Catalytic Converter Cleaner New Technology Very Effective kit. 6. El convertidor catalítico pierde su capacidad de funcionar correctamente y los gases peligrosos como el monóxido de carbono (CO) no se eliminarán; en cambio, serán liberados en el aire. Whether you're looking to maintain, optimize, or upgrade, we offer competitive pricing on Prestolite Cataclean Fuel & Exhaust System Cleaner for your Truck or Jeep at 4 Wheel Parts. 3L packaging – Treats up to 30 gallons of fuel. Cataclean 120019 Cataclean - The Original Liquid Science - Complete Engine, Fuel & Exhaust System Cleaner. Cataclean should be used every 3,000 miles or as needed for the optimum effects. Some of these issues are outlined below: Detailed Description. Final Words. Cataclean does not alter fuel composition and is safe for gasoline, diesel, and hybrid engines. 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. Email: info@cataclean. Cataclean can improve fuel economy, reduce emissions, restore performance and extend the life of engine/exhaust parts. Now $ 2995. 2 out of 5 stars. 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. Place the unit on a shop towel and give it time to dry off completely. Catalytic-system. The post combustion vapours from Cataclean help to revitalise the catalytic converter so that harmful emissions are removed from the exhaust more readily. Here’s an in depth review of Cataclean, where you will. Cataclean 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 minutes to build up sufficient heat in. Cataclean is a patented fuel and exhaust system cleaner. Instructions:Pour the entire bottle into fuel tank then drive for at least 15 minutes and refuel when necessary. If the clean-up was successful, you should feel some difference in how the car drives. Locate your DVD and click OK. Absorb with inert, damp, non‐combustible material and place into containers. The safest bet is to leave it for at least a few hours, but the longer you can wait the better. Gasket’s Cataclean, which seems to be the most popular out there, Dura Lube’s Severe Catalytic and Exhaust Treatment, Liqui Moly’s Catalytic System Cleaner, or Hi-Gear’s. It mixes three solvents, xylene, propanol, and acetone. This action is easy and takes little time. Detailed Description. Cataclean will remove the harmful carbon build-up in the valves, injectors, oxygen sensors, EGR valve and catalytic convertor. Answer Pour the whole contents of the bottle into your petrol tank. Solution 2: Use the right amount of Cataclean. Once you add the proper amount, take the bottle out and screw your gas cap back on. CO <= 0. One 450ml bottle of Cataclean Liquid Science is recommended for every 15 litres of fuel. Step 10. The check engine light will come on if it’s below this threshold, determined by oxygen sensors that are located before and after the. And the last step once, reinstall everything and take your car for a test drive. As a bonus, Cataclean Petrol's Pre MOT Emissions Reducer is a welcome feature. 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® KEEPING ENGINES CLEANER - IMPROVING FUEL ECONOMY. Make sure to avoid any spills. In this article, we’ll go over #savagescotty ‘s tips on how to clean your car’s. The Cataclean Fuel & Exhaust System Cleaner is a patented cleaner that has been proven to reduce carbon build-up while also cleaning your vehicle's oxygen sensors, fuel injectors and cylinder heads. Lambda 0. Step 4: Allow the catalytic converter to dry completely. Take your vehicle for a ride, making sure to rev it up occasionally. Step 3: Pour Seafoam into your Gas Tank. Buy products such as Mr Gasket 120018CAT Cataclean Fuel & Exhaust System Cleaner at Walmart and save. Sometimes a deep clean is necessary, and that involves removing the device. Lastly, you can use high-octane fuel and additives to clean your catalytic converter. GUMOUT REGAINS COMPLETE FUEL SYSTEM CLEANER 12OZ. It not only prevents fouling of your catalytic co. For first 3 days, car kept throwing the same P0430 code and I kept clearing it out. As we mentioned earlier, this guide provides instructions for using a stand-alone, deep-cycle battery to power your ResMed device. ·. Cataclean is a fuel and exhaust system cleaner. Does Cataclean harm engine? Cataclean can make the catalytic converter more erosive than usual. The catalytic converter is in the line of the exhaust between the engine and the muffler. 20. # 4. Step #0: Make sure you thoroughly read the instructions. Applying Cataclean is a simple procedure. 5,912 likes · 32 talking about this. If the catalytic converter is welded on or attached to the turbo, let a professional mechanic do the cleaning. PRODUCT DESCRIPTION. Another remarkable problem is the poor. The manager suggested. Made in the USA. Using Cataclean to clean your car’s fuel system is pretty straightforward. OBD II cars use the two O2 sensors (one in front of the cat, one behind) to monitor catalyst performance. If you add less than 4 litres, simply top it up until it has been fully added. Rinse it back out with your pressure washer on low once again. Safe for gasoline, E10, E15, and E85 fuels. 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. 5. The Rislone Cat Complete Fuel, Exhaust, and Emissions System Cleaner helps customers pass emissions smog tests, turn off check engine lights, clear OBD codes, improve vehicle performance, and save gas. A 60 second user guide to using Cataclean. Leave it to soak overnight. Next, fill your tank with fuel. Disconnect your battery the night before you start the 150-mile run. Cataclean will remove the harmful carbon build-up in the valves, injectors, oxygen sensors, EGR valve, and catalytic convertor. Then after letting the car set a day or two, actual boost was reaching specified, only with a bit if lag. It not only cleans out your catalytic converter, but it also helps with rough idles, stalling, power loss, hard starts. (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. Cataclean will remove the harmful carbon build-up in the valves, injectors, oxygen sensors, EGR valve, and catalytic convertor. Then you clear the engine light, drive two days, and go back. 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. Cataclean 120007 Complete Engine, Fuel and Exhaust System Cleaner. We have full instructions on how to use Cataclean here. If you usually use low octane fuel, try high octane a few times and you may notice an improvement. The CataClean instructions say to drive the car 10 to 15 miles and then fill the tank. Reply Quote. This will help to prevent any damage to the catalytic converter and ensure that the cleaning process is. 3. Cataclean will remove the harmful carbon build-up in the valves, injectors and the entire exhaust system. IF YOU USE IT THE WAY IT IS INTENDED AND FOLLOW THE INSTRUCTIONS IT WORKS EVERY TIME! HIGHLY RECOMMEND. . Using the instructions that. This can be concerning, but it’s essential to understand that it is a temporary. 6 out of 5 stars. JHZR2 - I looked into it a ways back. Cataclean does not alter fuel composition and is safe for gasoline, diesel, and hybrid engines. Cataclean Engine, Fuel & Exhaust System Cleaner (16oz) - Twin PackThe Cataclean Complete Engine, Fuel & Exhaust System Cleaner is a patented EPA approved cleaner that reduces carbon build-up. Use four times a year to help maintain proper engine operation. How it works. Primarily, cataclean is put in the fuel tank. Final Words. Testing at an independent emissions testing facility showed. It cleans engine components and reduces the rate of carbon emission. Package Depth. Using it more frequently than recommended. Is it a scam or very temporary cat cleaner? say if yours is clogged or seeing a check engine light code? Now the instructions say to pour a bottle into a 1/4 tank of gas tank. Tune your TV to channel 3 or 4 (follow the instructions in the converter box manual) to set up Converter Box “A”. This sixteen oz. 5 (243) £17. Enter Cataclean: Purchased at the local hardware store. New to me, unfamilar. Customer reviews tout different results, but we. Added to Cart. Check the instructions on the cleaner to find out how much to add to your tank. Remove the converter from the hot water and. Packaging versions to cater to Gasoline, Diesel, and Marine. $1398 ($13. Cataclean gets rave reviews on Amazon and Halfords, people saying their car failed the MOT smoke test, but after using Cataclean it passed. Remove the catalytic converter from the car. If all ELSE is well ( AF metering, Lambda sense, etc) Hardware/paint store stuff: 1 pint of Xylene, 4 oz Acetone and 1 pint of Toluol mixed over 2 gallons of gas into ~ 1/2 tank ( 6-10 gallons total) Drive normally for day or 2 until car runs well then start to give it the Italian tune. Cataclean can improve fuel economy, reduce emissions, restore performance and extend the life. Then drive for at least 15 minutes and refuel when necessary. 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. Buy It Now. Know well in advance when you need to have a smog test. As part of our Cataclean FAQ series, Cataclean Ambassador Dan Rowbottom discusses how long it takes Cataclean 8-in-1 Complete Fuel and Exhaust. Single Treatment. It removes carbon and other deposits from valves, pistons, combustion chambers, catalytic converters, and oxygen sensors to improve performance, efficiency, and emissions. 02-25-2022, 11:54 PM. Step #3: Driving is your on at least 15 minutes to allow the Cataclean to. Unburnt fuel left in the exhaust by the bad catalytic converter produces the odor, and may even cause dark exhaust smoke. You should use Cataclean cleaners around four times a year. Cataclean treatment Car Repairs. Catalytic converter prices are at an all time high. Yes. Testing at an independent emissions testing facility showed using. 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. You will not get the optimum results. Lambda 0. Check your fuel tank one more time before pouring the cleaner into it. #14. Being that the Cataclean formula was designed in the UK, on the original bottles they use milliliters and liters in the instructions on how much to add. Cataclean House Unit 34 Wellington Employment Park 30-48 Dunes Way Liverpool L5 9RJ United Kingdom. It does work. Cataclean will restore power/torque and throttle response. It could also fail if the user failed to read the instructions carefully. First time was in 2019 or 2 years ago. Cataclean. ) Everyone's case is different, but I would be shopping for some cats soon. This cleaner might be budget-friendly because it can be pretty expensive, but it has excellent reviews and an excellent reputation for cleaning your catalytic. Cataclean is easy to use-simply pour in your fuel tank. Using too much can cause damage to engine components. The CataClean instructions say to pour the 16oz bottle into 4 gallons of gasoline. After putting the Cataclean in your engine, it helps to accelerate your engine quickly a few times. The Cat monitor was still not set, and I began pricing O2 sensors. Once you pour the Cataclean bottle into your tank, Step 4 of the Cataclean instructions indicates that you. Gasket is the best of the best. Cataclean is a patented EPA approved complete engine, fuel and exhaust system cleaner that helps to reduces carbon build-up and also cleans your vehicle's oxygen sensors, fuel injectors and cylinder heads. It claims to reduce your car emissions by 50%. The short answer is yes. 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. Cataclean is a fuel and exhaust system cleaner. Sort reviews by Top reviews. Cataclean Engine and Catalytic Converter Cleaner. For optimum performance and protection, use Cataclean four times a year. The combination of the two actions idealizes or “fixes” the combustion products and allows the catalytic. Have your car at less than 1/4 full, put this in, drive for a while and then fill up you tank. Cataclean helps to reduce carbon build-up and optimizes. It can help improve engine performance and reduce emissions. #1. Cataclean is easy to use-simply pour in your fuel tank. One of the problems after using Cataclean is premature wear on your car’s engine parts. Be sure not to strike too hard, which could cause further damage. ️ ️Want to clean your catalyst without removing it? Is it Smog TEST or Emission test time already? Is your Catalytic Inspection Monitor or know as CAT monit. . Start the engine and let it idle for about 15 minutes. By pouring Cataclean directly into the fuel tank, the patented formula cleans the fuel system as well as catalytic converters, oxygen sensors, fuel injectors, and cylinder heads. #2 · Oct 17, 2022. How cat converter cleaners work to remove soot. 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. 0cm H. The Cataclean 120007 is an excellent option if you are looking for the best catalytic converter cleaner. Cataclean is a fuel and exhaust system cleaner that reduces carbon build-up and hydrocarbon emissions. Wear on Engine Parts. Remove seal before emptying entire contents of one bottle of Cataclean® Diesel into fuel tank. 2. 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. Cataclean instructions. In the end, the potential problems after using Cataclean are few and include a check engine light, damaged injectors, and a damaged catalytic converter. Cataclean will also reduce the particulates in a DPF, preventing clogging. Came back passed my obd2 . Method 3: Use High-Octane Fuel and Additives. Subtotal $27. Step #3: Drive your vehicle for at least 15 minutes to allow the Cataclean to get into your vehicle’s parts. It’s a complete waste of time and money to use any type of cleaner to fix a melted substrate. Drive vehicle for 10 -15 miles 2Best Catalytic Converters Cleaner in 2022. 3. 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). 99 delivery Nov 21 - Dec 4. To do a deep clean on the catalytic converter, follow these steps:. Mar 1, 2015. com. Cataclean will remove the harmful carbon build-up in the valves, injectors, oxygen sensors, EGR valve and catalytic convertor. Remove it and rinse it once the hour and a half is up. It will take time to dissolve parts to the point that they develop leaks. Item Package Weight: 0. Cataclean Instructions. Just read Cataclean's hype: "CATACLEAN's unique patented formula dissolves these carbon deposits from all interior surfaces of the honeycomb brick, allowing the catalytic converter to do its job at optimum efficiency. 49 Only £16. How to clean catalytic converter DIY with Scotty Kilmer. 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. Before using Cataclean, it is essential to read the instructions carefully. Detailed Description. Fill tank to the necessary fuel requirements for the catalytic converter cleaner. Product Description. Step 2: Drive your vehicle for at least 15 minutes to allow the Cataclean to get into your vehicle's parts. Cataclean is a patented fuel and exhaust system cleaner that. 99. To use the tables in this section, first determine if you will be using a DC -to-DC converter or a DC-to-AC inverter. What is Cataclean? Cataclean is a fuel and exhaust system cleaner. Sea Foam Motor Treatment #7. Run your car until you have a quarter of a tank left – approx 15 litres. Cataclean 120007 Complete Engine, Fuel, and Exhaust System Cleaner. 11K views 7 years ago A 60 second user guide to using Cataclean. I do believe these products work. Using a catalytic converter cleaner like Cataclean can solve your issues and remove the clog even without taking the converter off. Testing at an independent emissions testing facility showed using Cataclean can. Cataclean is a fuel and exhaust system cleaner. 62 with Motoring Club premium. Tel: +44 (0) 151 236 2324. Cataclean’s cleaning formulation can clean everything the fuel comes into contact with including the fuel injectors, cylinder. Solution 1: Make sure you have 1/3 fuel in your tank. I bought one bottle of CataClean and used it according to instructions on the bottle. 49 Only £16. Here's how at CORRECTLY use thereto (and other like cleaners). 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. $33. This could represent a reduction in emissions of carbon monoxide and hydrocarbons of 60%. Additive. Finally, refuel your car as normal. › See more product details. This product is super popular because it is easy to use and it really works. CATACLEAN® KEEPING ENGINES CLEANER - IMPROVING FUEL ECONOMYCATACLEAN® helps to maintain and protect the Catalytic. So, even though you wished to keep it clean, it could have a counter effect in terms of. Get More Out With Every Oil Change Cataclean instructions say to put it in the fuel tank at 1/4 full and run the car, preferably at freeways speeds, for at least 15 minutes before filling up the tank. It accomplishes this by getting rid of the deposits on things like. Check your fuel tank one more time before pouring the cleaner into it. To use Seafoam as per the instructions, you have to inject the Seafoam in the intake or the fuel system. . clogged catalytic converter is a nuisance that considerably interferes with your vehicle’s efficiency. By Daria HGolosenina. Plug the other end into the “Antenna In (RF)” port on your TV. Received 53 Likes on 49 Posts. 80 posts · Joined 2021. Set your TV to “Audio/Video In” and tune your VCR to channel 3 or 4 (follow the. This is the same place where you would put gas. Cataclean has a bad impact on the performance of some engine parts. 6 Pack Countertop Pop Display Set Cataclean Fuel And Exhaust System. This is my second time purchasing Cataclean. Bot. Marty's Workshop recently reviewed our Cataclean 8-in-1 cleaner to test one simple question? Does it do what it claims to do?This review was not sponsored or. Contact Details. Model 3998604 - CataClean , Fuel and Exhaust System Cleaner, Gasoline, 16 Oz. When failing, you may notice a sulfuric, rotten egg-like smell coming from the exhaust. How Cataclean works in the Catalytic converter. Cataclean 120007 - Best Overall.