Catalytic Converter Cleaner 3–12 Pack – Engine CSV Cleaner

Restore Your Engine's Performance with Catalytic Converter Cleaner

Give your vehicle's exhaust system new life with this powerful Catalytic Converter Cleaner. Designed for everyday drivers and auto enthusiasts alike, this easy-to-use formula helps dissolve carbon deposits, unclog catalytic converters, and restore engine efficiency — all without a trip to the mechanic. Available in convenient multi-pack options (3 to 12 units) so you always have a supply on hand.

Why Use a Catalytic Converter Cleaner?

Over time, carbon buildup and fuel residue can clog your catalytic converter, leading to reduced fuel efficiency, rough idling, failed emissions tests, and sluggish acceleration. Regular use of a catalytic converter cleaner helps:

• ✅ Remove carbon deposits from the catalytic converter and engine
• ✅ Improve fuel economy by optimising combustion efficiency
• ✅ Reduce harmful exhaust emissions for cleaner, greener driving
• ✅ Restore acceleration responsiveness and smooth engine operation
• ✅ Help pass emissions tests by cleaning oxygen sensors and the converter
• ✅ Extend the life of your catalytic converter — saving costly replacements

Key Features

• 🔧 Simple, direct application — no special tools or mechanical expertise needed
• 🔧 Compatible with petrol & diesel engines across most car makes and models
• 🔧 Multi-pack value — choose from 3, 6, 9, or 12 units for ongoing maintenance
• 🔧 Fast-acting formula — works through the fuel system during normal driving
• 🔧 CSV clean accelerator technology for deep, thorough engine cleaning

How to Use

1. Add the cleaner directly to your fuel tank.
2. Fill up with fuel as normal.
3. Drive as usual — the formula works automatically through your engine and exhaust system.
4. For best results, use every 3,000–5,000 miles or as part of your regular vehicle maintenance routine.

Country of Origin

Made in Mainland China.

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Learn More About Vehicle Emissions & Engine Health

For information on vehicle emissions standards and how catalytic converters help reduce air pollution, visit the U.S. Environmental Protection Agency (EPA).

Learn more: Car

Frequently Asked Questions

Q: How does a catalytic converter cleaner work?

A: A catalytic converter cleaner is added to your vehicle's fuel tank. As the engine runs, the cleaning formula travels through the fuel system, breaking down and dissolving carbon deposits and other buildup inside the catalytic converter, oxygen sensors, and combustion chambers. This restores proper exhaust flow and improves engine efficiency.

Q: How often should I use a catalytic converter cleaner?

A: For best results, it is recommended to use a catalytic converter cleaner every 3,000–5,000 miles or with every oil change. Regular use helps prevent heavy carbon buildup and keeps your engine and exhaust system running cleanly and efficiently.

Q: Is this catalytic converter cleaner compatible with my car?

A: This cleaner is designed to be compatible with most petrol and diesel passenger vehicles. It works through the standard fuel system, making it safe and effective for a wide range of car makes and models. If you are unsure, consult your vehicle's owner manual or a qualified mechanic.

Q: Will this cleaner help me pass an emissions test?

A: Yes — by removing carbon deposits from the catalytic converter and oxygen sensors, this cleaner can help restore your vehicle's emissions performance. Many drivers use it prior to an emissions test to improve results. However, results may vary depending on the condition of your catalytic converter.