Once the system is dry, reinstall it and the oxygen sensor (s). Additive and cleaning products such as Cataclean claim to clean a vehicle's catalytic converter, oxygen sensors, fuel injectors, and cylinder heads. Mr. Cataclean brings you an exhaust cleaner that decreases the emission level up to 50-percent! Not only that, it cleans the carbon layer that clogs up your catalytic converter and prevents them from building up in the future. Cataclean is a fuel and exhaust system cleaner. . UPDATE: This does NOT appear to have worked for me, as my check engine light came back on. As a result, they risk damaging the vehicle’s engine. Cataclean is the patented fuel and exhaust system cleaner that has been proven to reduce carbon build-up and also clean your vehicle's oxygen sensors, fuel injectors and cylinder heads. A vehicle’s catalytic converter can accumulate emissions. If you are looking for a quality catalytic converter cleaner, the Cataclean 120007 is an excellent option. Cataclean is an engine and fuel system detoxification technology that prevents fouling of your catalytic converter, removes. Making use of Cataclean is easy, so anyone can do it. Check Engine Light On due to emission. Safe for Diesel Vehicles: Yes. Cataclean and Seafoam are two popular fuel additives that claim to improve the performance of your vehicle. . If you've got access to an IR thermometer ($30 at Harbor Freight) you can run a very simple test to determine if the cat is functioning. Cataclean Link: Second channel for easy to follow Home. 9oz - NCB 4720 online from NAPA Auto Parts Stores. Step 1: Open the bottle by removing the seal. Cataclean has a significant impact on reducing your car’s carbon footprint by up to 50%. Remove Oxygen Sensor: Locate the oxygen sensor on your vehicle, which is typically found on or near the catalytic converter. Cataclean is easy to use and is compatible with all types of gasoline and diesel engines. Cataclean 120007 Complete Engine and Exhaust System Cleaner. Cat converters can fail in several ways: Poisoning by ingesting coolant or silicone, oil and soot coating, overheating, and impact damage. 4. Going through this simple process. 2. . It is important to note that you will need one 450ml bottle of cataclean to use in about 15 liters of fuel. ️ Stop spending too much on going to your car dealership for your car’s m. . When it comes to cleaning your catalytic converter, it's best to use a dedicated catalytic converter cleaner, one that is purposely designed for your car. Search for: Search for: Tutorials; Reviews; About me; Contacts. Cataclean is one of the special cleaning agents for catalytic converters. Fill a large bucket with water and dishwashing detergent. If you need to take an emissions test and you need to quickly clean your. The result is a cleaner, more efficient exhaust system and reduced carbon dioxide (CO2), hydrocarbon and nitrogen. The carbon deposits will reduce the efficiency of the engine, which. The CataClean 1200007 Complete Engine Cleaner is a highly effective cleanser for your entire car system. Additionally, it is non-toxic and will not damage the converter or the vehicle. Brand: Cataclean. My DIY playlistMotorPower Care catalytic converter cleaner regularly every 3-4 months or 3000 miles (which ever comes first). Cataclean will also reduce the particulates in a DPF, preventing clogging. If it's actually clogged then no. Thi. Take a vessel, it could be a container or a bowl, fill it with a mixture of degreaser and heated water. Ans: A catalytic converter cleaner works with a mixture of gasoline to effectively clean the internal parts of the engine as well as the converter. How to clean catalytic converter DIY with Scotty Kilmer. Remove the seal from the bottle – fully, to make sure none of the seal ends up in your fuel tank. Cataclean Engine & Catalyst Cleaner. Cataclean: Best Engine Catalytic Converter Cleaner Review. It cleans the whole exhaust system, including the. Dura Lube Catalytic Converter CleanerRegularly cleaning the catalytic converter with Cataclean improves fuel efficiency, increases horsepower, and reduces exhaust emissions. That kind of contamination can result from a badly functioning engine and won’t necessarily be removed even if the other issues with the engine are resolved. CRC Guaranteed to Pass Emissions Sensor Cleaner. Mr. 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. Step 3: After soaking, remove the unit from the bucket and rinse off the excess soap with clean water. Cataclean can also expel specs of dirt and harmful chemical deposits from your car’s fuel system and engine, making the products very useful. BlueCorn. The catalytic converter has two functions. It’s usually located under the car, close to. You can try this, but don't hold your breath. $1398 ($13. 2. Let the converter sit in soapy water overnight. Rislone is so confident in the effectiveness. Reduces Harmful Emissions. AUTOPROFI OXICAT – Best Catalytic Converter Cleaner Overall While other cleaners tend to have all-round cleaning efficiency, the OXICAT is specially. ;2. Cataclean Catalytic Converter Cleaner is a powerful cleaner designed to clean and remove debris from catalytic converters on cars. Cataclean is a cleaning agent that helps reduce the accumulated carbon deposition in the catalytic converter and fuel running through your system. How to use Catalytic. Gasket Cataclean is a fuel and exhaust system cleaner that reduces carbon build-up and cleans the vehicle's catalytic converter, oxygen sensors, fuel injectors and cylinder heads. Yes. Remove the cover of the converter with a screwdriver. Cons. £20. Step 2: Drive your. Use four times a year to help maintain proper engine operation. So, even though you wished to keep it clean, it could have a counter effect in. This explains why so many people buy and employ this product. Wipe off any excess cleaner with a clean cloth or paper towel. Step 3- Pour. . The cleaner will mix with the gas and run through the catalytic converter as you drive the car. Cataclean can improve fuel economy, reduce emissions, restore performance and extend the life. Does Cataclean really fix a P0420 / P0430 error code and catalytic converter. . . 1. 1. Damaged catalytic converter. Today we put cataclean catalytic converter cleaner to the test! We have a bmw car in the shop that has an engine light that needs fixed p420 p430 p431. 99 delivery Nov 15 - 28. Catalytic converter clogged and problem code P0420. Finally, Cataclean can increase engine wear and tear by increasing friction between engine parts. Here are some of the main problems that could occur after using Cataclean: Clogged fuel injectors. Cataclean is a fuel and exhaust system cleaner. Use Cataclean to fix drivability issues such as power reduction, hesitation and hard starts, as a pre-treatment before an emission test or to extend the life of your vehicle. 6 Ounces: Check On Amazon: DURA LUBE Catalytic Converter Cleaner: 1: 16 Ounces: Check On Amazon:. Mixing Ratio: 1:300 Reaction time: Works while the engine is running. Protects catalytic system from harmful oil and maintains catalytic efficiency. Cataclean 120007 - Best Overall. It also removes hazardous deposits and residues. However, if your converter needs a mild refresh, then this is a great choice. The simple answer is: maybe. Best of the lot, this Cataclean is one of the best. If you have to replace your catalytic converter, use Cataclean with the installation to extend its life. How to use Catalytic Converter Cleaner. THE COMPLETE FUEL AND EXHAUST SYSTEM CLEANER TO HELP YOUR ENGINE RUN BETTER AND LAST LONGER. com FREE DELIVERY possible on eligible purchases. The Cataclean 120007 is an excellent option if you are looking for the best catalytic converter cleaner. The combustion improver works directly, which leads to an immediate, measurable reduction of the pollutants. Its exclusive formula also helps eliminate that rotten egg smell associated with some catalytic converters. . we always advise to inspect the catalyst from any cracks, before using the cleaner. ️ In This video, We recommended the top 5 best Catalytic Converter Cleaners in 2020. A 12-year independent testing has proven that this fuel cleaner is quite popular and is one of the best auto products available for fuel system issues. I learned that once the catalytic converter starts. Normally one treatment is sufficient to clean the system. Usually, when cleaning the catalytic converter, you need to remove it and use special tools or highly abrasive and dangerous chemicals. Step 2: Pour In The Cleaner. Shop the latest Cataclean cleans and maintains your engine’s fuel system to perform like new. A spoiled catalytic converter replacement cost $800-$3000. DTC (diagnostic trouble code) P0420, P0430. 0. 6 (128) £17. See what happens when he uses this on a vehicle with a. Allow the converter to dry completely before. To clean your catalytic converter, start by adding pure lacquer thinner to a half-full gas tank. Continue adding pure lacquer thinner AutoZone in the rest part of the fuel tank up to a half tank. It is recommended to use one bottle of Cataclean for every 15 liters (4 gallons) of fuel, which is roughly a quarter of a tank. Fuel Injectors. Clean engines. 3. Cataclean is safe for use in gasoline, diesel, and hybrid engines and does not change the makeup of the fuel. #5 Solder-It Catalytic Converter Cleaner. oz. Unpack the Cataclean catalytic converter cleaner and remove the bottle’s seal. Check the scrap value of your current cat, it might pay for a new aftermarket one, and then some. You also have the option to buy a 6-pack package, if you need more. Application Consumption: 250 ml mix with 7 to 12 gallons of gasoline. Besides cleaning the catalytic converter, it also cleans the vital components of the fuel system and exhaust system. So, to lower the hydrocarbon emissions of your vehicle, you can take help from it. Catalytic converter clogged and problem code P0420. Cataclean can improve fuel economy, reduce emissions, restore performance and extend the life. Cataclean is safe for use in gasoline, diesel, and hybrid engines and does not change the makeup of the fuel. First, secure the catalytic converter using the bolts. This happens because the honeycomb inside the catalytic converter collapses and clogs up. At least four. Keeping the catalytic converter and exhaust system clean is important for reducing emissions and ensuring compliance with emission standards. Produce a carboxylic acid vapour which helps in the cleaning of the catalytic converter. The label of Cataclean tells that a specific amount of. It also functions as a simple catalytic converter cleanser. 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. It is an effective cleaner for your entire car but it is a little on the high side price-wise. It will also clean the exhaust gas recirculation valve, catalytic converter and particulate filter. It is a highly effective cleaner for your entire car system, although its price is slightly at the higher end. Cataclean catalytic converter cleaner Cataclean — does it work? Four things can cause a catalytic converter to set a P0420 or P0430 trouble code: oil or carbon coating on the surface of the honeycomb, melted substrate caused by overheating, a poisoned substrate, and impact damage. Links to the best Catalytic Converter Cleaners we listed in today's Catalytic Converter Cleaners review video:1 . Just follow the steps listed below. Cataclean 120007 Complete Engine, Fuel, and Exhaust System Cleaner. Solder-It is an easy fix for multiple problems related to. This includes the engine, spark plugs, and the catalytic converter, among other parts. It cleans the intake tract, intake valves, and the combustion c. 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. Posts: 678. › See more product details. 1. Cataclean 120018CAT Cataclean Fuel And Exhaust System Cleaner Special Formula For Use w/Gasoline. Excess heat from too much fuel burning in the exhaust is what melts/clogs the converter in the first place. No amount of cleaning will restore it to its original state. It is very easy to use. Drive your vehicle for at least 15 minutes to give the product a chance to. The dura lube catalytic converter cleaner helps greatly in reducing phosphorus & zinc retention levels at the catalyst inlet and saves it from oil poisoning. Factor in labour at 1. Now, removing the catalytic converter can be an extremely difficult job, even. Chemical basis: Alcohol with additives. Step 1. Intervening prices may have been charged. The additive catalyst cleaner Liqui Moly Catalytic System Clean is the second most popular product in this segment. Use four times a year to help maintain proper engine operation. Lucas is for broken differentials and dying engines and dead transmissions. The manufacturer’s instructions recommend using Cataclean once every 3 months to maintain engine performance and improve fuel efficiency. What Is The Best Cleaner For A Catalytic Converter? Cataclean 120007 Cleaner: Cataclean 120007 Cleaner. So, if you’re using cataclean, be sure to clean your car’s catalytic converter properly, and you won’t have any problems. MAINTAINS CAT CONVERTER: Our Solder-It Catalytic Converter Cleaner and Deodorizer is a fuel additive for automotive engines that supports functional converters by removing build-up in the system. If you have a clogged catalytic converter, specifically from carbon, then replacing the catalytic converter is the best option. 9 out of 5 stars 61. On the similar time, if you use it repeatedly, it would assist in the elimination of adverse deposits. Add a maximum of 4 litres at a time. Both products can help reduce emissions, improve fuel economy, and restore lost power. Cleaning result of Cataclean catalytic converter cleanerA Spotlight On Some of The Best Catalytic Converter Cleaner 2021: DURA LUBE Catalytic Treatment. Utilize a drip basin or a bucket to perform the cleaning. Cataclean Liquid Science is developed for gasoline engines to clean the catalytic converter. Cataclean Catalytic Converter Cleaner: 1: 13. Once the sodium hydroxide has done its job, thoroughly clean the inside with water. Contents: 350 ml. Catalytic converter cleaner. Making use of Cataclean is easy, so anyone can do it. Drove 48 miles and engine light does not go off. 3. Protects the catalytic converter from clogging with soot. Prestolite Cataclean is a fuel and exhaust system cleaner that reduces carbon build-up and cleans your vehicles catalytic converter, oxygen sensors, fuel injectors and cylinder heads. How Often Should You Use Cataclean? According to the guidelines of Cataclean and the. read more. Primarily, cataclean is put in the fuel tank. I want to share some information about what's happening here with emissions testing and some ways to get emissions-compliant without shelling out piles of money. ) Best Budget: DURA LUBE HL-40199-06 Severe Fuel System Cleaner. See this article on cat cleaners and how they work, or actually, how they don't work. 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. Unfortunately the Dura Lube treatment was not successful. This is one of the best products you can get for reducing your emissions output. In. In this product review, Andy Phillips puts Cataclean catalytic converter cleaner to the ultimate test. This product from Mr. The cleaning of the fuel system is carried out over the period of the tank contents. Intake & Exhaust Valves. Cataclean can be described as a fuel and exhaust system cleaner. Use a catalytic converter cleaner. SHIELD. Before using Cataclean Catalytic Converter Cleaner, shut off the car’s engines. 1. #3. It’s claimed to remove carbon build up from oxygen sensors and EGR valves, as well as dissolving resin and gum through the fuel lines and in the catalytic converter. Cleaning your car’s cylinder heads, oxygen sensors, fuel injectors, and catalytic converter, Mr. Remove dirt on the surface of catalytic converters and oxygen sensors, reactivate catalytic converters and prolongs the service life. It cleans not only the catalytic converter, but also the rest of the fuel system. Editor’s Pick: Cataclean Complete Engine, Fuel and Exhaust System Cleaner. high quality new technology design by the leaders in this industry. Restore performance and improve fuel economy, we are widely recognized as a global market leader in the world of automotive additives. Failing that, strong regular doses of PEA cleaner will help. It helps improve the performance and longevity of diesel engines. Our catalytic convertor cleaner. Mr. One important benefit of using a catalytic converter cleaner is its ability to. Make sure that the converter’s honeycomb is free of debris. The 375ml is enough for a tank capacity of 21 gallons. The cataclean’s chemical components will clean efficiently harmful particles and elements. We recommend the OXICAT – Oxygen Sensor & Catalytic Converter Cleaner. It will take time to dissolve parts to the point that they develop leaks. Cataclean will remove the harmful carbon build-up in the valves, injectors, oxygen sensors, EGR valve and catalytic convertor. Doing it not in a proper way may come with grievous consequences. Cataclean can improve fuel economy, reduce emissions, restore performance and extend the life of engine/exhaust parts. 3. O2 sensor failed. The catalytic converter cleaner will enable your car to have a smooth run and easily avoid any issues with emissions. White smoke from the exhaust system is one of the popular problems after using cataclean. Use four times a year to help maintain proper engine operation. Special combination of additives for cleaning and removal of sediments and typical impurities in the intake system and combustion. The second cleaner on this review list is from the brand Mr. Colour: Light yellow. If the “guts” are physically intact and there’s just some build up on the catalysts, you can: Run a high-performance fuel system cleaner like B-12 Chemtool Total Fuel System Clean-Up. Hi-Gear HG3270s EZ Emissions Pass and Catalytic Converter Cleaner. Follow the instructions on the label and pour the cleaner into your fuel tank. Might be worth the $25. Replacement cost up to S$500. Regular cleaning increases your car’s MPG and extends the life of a catalytic converter, which can cost up to $100 to replace if damaged. Packaging versions to cater to Gasoline, Diesel, and Marine. Tutorials; Reviews; Via me; Contacts. Even though Cataclean is mainly known as a catalytic converter cleaner it actually cleans your whole fuel system. Chrisk327. With over 12 years of independent testing, the fuel system cleaner Cataclean has been found to be highly reliable. 3. Keeping the catalytic converter and exhaust system clean is important for reducing emissions and ensuring compliance with emission standards. Impacts and Benefits of Cataclean: A Closer Look. P0420 and P0430. Sea Foam cleans the fuel injectors, carburetor passageways, and other components of your engine system. See what happens when he uses this on a vehicle with a. Reduces phosphorus and zinc retention levels at catalyst inlet. The catalytic converter cleaner will enable your car to have a smooth run and easily avoid any issue with emissions. Step 5: Bolt the catalytic converter in the stock location and start the engine. . The Sea Foam SF-16 is an inexpensive substitute that may be used to clean the catalytic converter as well as the fuel system. Pour the liquid into the fuel tank of your vehicle. Cataclean Petrol is a liquid fuel system cleaner and treatment that can help address issues related to the fuel system, catalytic converter, valves, and injectors in petrol-powered vehicles. It has been available for some time in the United Kingdom, but is relatively new to the United States, having been awarded a US Trademark on 07/20/2010. Check your fuel tank one more time before pouring the cleaner into it. Guide To Use Cataclean Catalytic Converter Cleaner. Once dry, reinstall the catalytic converter to see if its effectiveness has improved. 5 to 4 hrs at $90-$150 per hour. I tried Cataclean and it made the code go away for about a tank of gas. There's no way to "unmelt" damaged ceramic. What are the benefits of using a Cataclean Catalytic Converter Cleaner? Here are some benefits of using Cataclean Catalytic Converter Cleaner. The easiest way to clean a catalytic converter is by spraying it with a cleaner. 3. If you add less than 4 litres, simply top it up until it has been fully added. Check your fuel tank one more time before pouring the cleaner into it. This cleaner is designed to reduce carbon build-up, increase fuel efficiency, and improve the overall performance of the vehicle. Combustion Chambers. CataClean is a chemical preparation that claims to clean dirty catalytic converters as well as fuel injectors and other fuel system components. It’s a complete waste of time and money to. Fuel Tank. However, using a catalytic converter cleaner may be just what you need to return to full power without picking up the wrench. Aftermarket catalytic converters range between $300 to $800, and OEM converters range between $500-$2,000. What a. Remove seal before emptying entire contents of one bottle of Cataclean® Petrol. It is possible to remove carbon deposits, soot, and other residues that interfere with the performance of the catalytic converter by using the cleaner since it is formulated with a mixture of chemicals that are both effective and safe to use. Sodium hydroxide will eliminate hydrogen sulfide. Chevron’s product is one of the least expensive out there. You don’t need mechanical knowledge. Below are the situations in which you can use a bottle of Cataclean cleaner. This product is super popular because it is easy to use and it really works. And using a catalytic converter cleaner with a full tank can cause problems with that. Fill up your car’s fuel tank and continue driving like you usually do. Gasket. Let it dry completely. ️ 5. How Often Do I Need to Use Cataclean? It is recommended to use Cataclean 4 times every 12 months. 49. While it may be slightly more expensive, reducing emissions significantly improves your car’s carbon. Editor's Pick: DuraLube Severe Catalytic and Exhaust Treatment 2: Most Heavy-Duty: Liqui Moly Catalytic System Clean 3. Metal, varnish, or plastic are all dissolved by their other chemical solvents. 1. This will allow the cleaner to mix thoroughly with the fuel and reach the catalytic converter, where it can work its magic. A clogged catalytic converter can drive up that gas bill. Lower Hydrocarbon Emissions: Yes. You shouldn’t use a Cataclean catalytic converter cleaner with a full tank of petrol for the greatest results. You need to fix the vehicle properly and then your problems will go away, simple as that. Use four times a year to help. . Using Cataclean cleaner. Next, put all of the bottle’s contents into your fuel tank. Save money. Introducing Rislone Cat Complete Fuel, Exhaust & Emission System Cleaner – the most advanced catalytic converter and emissions product available anywhere. There are several converter cleaners on the market, some of which can cost. 90 Day Limited Warranty. As opposed to how to clean a clogged muffler or tailpipe, catalytic converters clean the exhaust fumes of your car before they leave the engine and enter the atmosphere. REDUCTION. bottle of Cataclean is one of the best products you can use to clean your catalytic converter and oxygen sensors. Gasket. Cataclean recommend using it three to four times a year to keep your fuel system in peak condition. Safe and effective for all petrol (gasoline), diesel and hybrid vehicles. Take the cat off and let is soak overnight in laundry soap and water. Search for: Search for: Tutorials; Zeitschriften; About me; Contacts. . CataClean 1200007 Complete Engine Cleaner. 8 is notorious for burning oil, the correct fix to prolong cat life would involve fixing the consumption. Look up water induction engine cleaning, this will steam clean the convertor for free. Improve Fuel Efficiency: Yes. Cataclean is a great option if you are after a quality catalytic converter cleaner. Once you have your bottle of cataclean, remove the seal and then empty its contents in the fuel tank. As directed by the mfr, I drove for about 4 weeks refilling with gas only and even tried premium on one fillup to help assist the cleaning process, but with zero results. Estimated cost to fix is $200-$1000. Cataclean is a patented & EPA Approved fuel and exhaust system cleaner that reduces carbon build-up and also cleans your vehicle's oxygen sensors, fuel injectors and cylinder heads. One of the easiest and quickest ways to clean your catalytic converter is to use a catalytic converter cleaner. Cataclean does not alter fuel composition and is safe for gasoline, diesel and hybrid engines. 10 Best Catalytic Converter Cleaner reviews. It can help keep the vehicle’s engine from being clogged up by removing unwanted deposits. 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. Step 3: Pour Seafoam into your Gas Tank. Pep Boys knows that your car is the second biggest investment you'll make. 9 out of 5 Stars. How to use Catalytic Converter Cleaner. Checkout my full product review on my YouTube channel Cataclean Catalytic Converter Cleaner Is one Revolutionary Browse That Clear the Internal Ingredients of the Catalytic Converter. 90 Day Limited Warranty. There is an ongoing discussion online about whether Cetaclean or lacquer thinner is better for cleaning the catalytic converter, and the answer to this question is simple - Cataclean. The easiest way to clean a catalytic converter without removing it is by using a catalytic converter cleaner product. per gal. . Prepare a 1:10 lacquer thinner and gas solution and pour it into your car’s gas tank. Top 3 Best Catalytic Converter Cleaner. Cataclean is easy to use and is compatible with all types of gasoline and diesel engines. Following the step-by-step instructions and using the recommended dosage of Cataclean ensures effective cleaning and optimal results. This sixteen oz. You can find more of these products in our guide: Best Catalytic Converter Cleaners. Allow the sodium hydroxide to function for a minimum of 20 to 30 minutes. By following the recommended solutions. a catalytic converter is not an easy task. The catalytic converter cleaner will enable your car to have a smooth run and easily avoid any issue with emissions. 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. Cataclean can be used with the exact concentration needed to clear your. Metal, varnish, or plastic are all dissolved by their other chemical solvents. This product can cause several common problems for your vehicle. This product helps reduce carbon build-up in the catalytic converter, improving engine performance and. Only £19. Finally, Cataclean can increase engine wear and tear by increasing friction between engine parts. This regular use ensures that your vehicle continues to perform at its best. Buy OXICAT- Oxygen Sensor & Catalytic Converter Cleaner-Engine, Fuel & Exhaust- Pack of 2: Catalytic Converters - Amazon. I would use 2 bottles to just be extra sure that they are all clean! Quote. 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. A well-running engine helps to restore and maintain catalytic converter efficiency. However, it is not for use in 2-stroke or oil/gas mix engines. Clean it and put it on the car and drive it until the cat is hot. Penrite Pro EGR & Catalytic Converter Cleaner. Use before replacing your catalytic converter. Check price at Amazon Check price at Advance Auto Parts Check price at Walmart. Clean the converter’s body and then use a low-pressure washer to pressure wash the interior if there is little to no rattling.