---
product_id: 718727359
title: "Fuel & Exhaust System Cleaner – Pass Emissions Tests – Clear Check Engine Lights – Restores Catalytic Converters, DPF Filters and Cleans Fuel Systems, 3L (120018CAT)"
brand: "cataclean"
price: "$457"
currency: NZD
in_stock: true
reviews_count: 5
category: "Cataclean"
url: https://www.desertcart.nz/products/718727359-fuel-and-exhaust-system-cleaner-pass-emissions-tests-clear-check
store_origin: NZ
region: New Zealand
---

# 3L fuel system cleaner capacity EPA-approved eco-friendly formula Restores catalytic converters & sensors Fuel & Exhaust System Cleaner – Pass Emissions Tests – Clear Check Engine Lights – Restores Catalytic Converters, DPF Filters and Cleans Fuel Systems, 3L (120018CAT)

**Brand:** cataclean
**Price:** $457
**Availability:** ✅ In Stock

## Summary

> ♻️ Clean your ride, clear your mind—drive green, drive proud!

## Quick Answers

- **What is this?** Fuel & Exhaust System Cleaner – Pass Emissions Tests – Clear Check Engine Lights – Restores Catalytic Converters, DPF Filters and Cleans Fuel Systems, 3L (120018CAT) by cataclean
- **How much does it cost?** $457 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.nz](https://www.desertcart.nz/products/718727359-fuel-and-exhaust-system-cleaner-pass-emissions-tests-clear-check)

## Best For

- cataclean enthusiasts

## Why This Product

- Trusted cataclean brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Emission Test Hero:** Proven to reduce hydrocarbons and help you pass emissions with flying colors.
- • **Precision Restoration:** Revives catalytic converters, oxygen sensors, and fuel injectors for peak performance.
- • **Universal Compatibility:** Safe for gasoline, diesel, and hybrid engines—one solution for all rides.
- • **Capless Gas Tank Friendly:** Original long nose bottle designed for easy, spill-free application.
- • **Effortless Engine Revival:** Pop, pour, and go every 3 months—no mess, no stress.

## Overview

Cataclean Fuel & Exhaust System Cleaner is a patented, EPA-approved 3L formula designed to reduce carbon build-up, restore catalytic converters, oxygen sensors, and fuel injectors, and lower hydrocarbon emissions. Compatible with gasoline, diesel, and hybrid engines, it offers an easy, capless gas tank-friendly application every three months to keep your vehicle running cleaner and passing emissions tests reliably.

## Description

Cataclean is a patented EPA-approved complete engine, fuel, and exhaust system cleaner that reduces carbon build-up and cleans cylinder heads. Cataclean does not alter fuel composition and is safe for gasoline, diesel, and hybrid engines. Testing at an independent emissions testing facility showed using Cataclean can lower your total hydrocarbon emissions (Performance results are dependent on driver habits and vehicle condition.)

Review: This product really works, it’s worth the try…
Review: Good stuff. It smells like some cerozine or nail polish remover. But , it works. Would help if it comes with dose bottle or something to see how much you are putting in your car. Worth to buy. Fast shipping. Prompt response.

## Features

- EPA Approved
- Easy to use -Simply pop, pour and go every 3 months
- Original long nose bottle which is capless gas tank compatible
- Does not alter fuel composition and is safe for gasoline, diesel and Hybrid engines
- Restores Catalytic Converter, Oxygen Sensors, Fuel Injectors and cylinder heads

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0739TGHW8 |
| Brand | Cataclean |
| Customer Reviews | 4.1 4.1 out of 5 stars (1,197) |
| Date First Available | 24 December 2019 |
| Exterior | Machined |
| Item Weight | 2.65 Kilograms |
| Item model number | 120018CAT |
| Manufacturer | Cataclean |
| Manufacturer Part Number | 120018CAT |
| Model | Cataclean - Gas 3L Fuel/Exhaust System (120018CAT) |

## Product Details

- **Brand:** Cataclean
- **Global Trade Identification Number:** 00090127008126
- **Has liquid contents:** Yes
- **Number of Items:** 1
- **Unit count:** 1 Count

## Images

![Fuel & Exhaust System Cleaner – Pass Emissions Tests – Clear Check Engine Lights – Restores Catalytic Converters, DPF Filters and Cleans Fuel Systems, 3L (120018CAT) - Image 1](https://m.media-amazon.com/images/I/612DuzrIjJL.jpg)

## Questions & Answers

**Q: Is this the same product as the 473ml bottles for $25 each?**
A: Yes. Check engine light came on. Recommended use of product every 6 months. Light never came on again.  Dealership would have had me replace catalytic converter.  Yikes!

**Q: My question is that this product is for 3 liter engines , my engine is 4.7 liters can i still use it on my vehicle**
A: 3 Liters is the liquid quantity content of this product. Can be used in any engine size, just follow the directions provided.

**Q: How much to use per gallon?**
A: I have used double the recommended amount with no unwanted results.

**Q: can it be used for 2.0 L engine**
A: Yes, the engine doesn't matter.  The product cleans out deposits from the engine and exhaust system.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by S***N on 31 July 2024*

This product really works, it’s worth the try…

### ⭐⭐⭐⭐⭐ Review
*by D***N on 1 February 2026*

Good stuff. It smells like some cerozine or nail polish remover. But , it works. Would help if it comes with dose bottle or something to see how much you are putting in your car. Worth to buy. Fast shipping. Prompt response.

### ⭐⭐⭐⭐⭐ Review
*by P***N on 26 May 2024*

Ordered 3 litre Cataclean jug. Got my shipment promptly and it was still sealed and in good condition. Very happy with my purchase

## Frequently Bought Together

- Cataclean Fuel & Exhaust System Cleaner – Pass Emissions Tests – Clear Check Engine Lights – Restores Catalytic Converters, DPF Filters and Cleans Fuel Systems, 3 Liter
- CRC Guaranteed to Pass Emissions Test Formula, 12 Fluid Ounce

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*Product available on Desertcart New Zealand*
*Store origin: NZ*
*Last updated: 2026-03-03*