---
product_id: 664949209
title: "Severe Catalytic and Exhaust Treatment | 16 oz., 2-Pack"
brand: "dura lube"
price: "$U6337"
currency: UYU
in_stock: true
reviews_count: 5
category: "Dura Lube"
url: https://www.desertcart.uy/products/664949209-severe-catalytic-and-exhaust-treatment-16-oz-2-pack
store_origin: UY
region: Uruguay
---

# Boosts fuel economy up to 5,000 miles Reduces harmful phosphorus & zinc retention Protects catalytic system from oil poisons Severe Catalytic and Exhaust Treatment | 16 oz., 2-Pack

**Brand:** dura lube
**Price:** $U6337
**Availability:** ✅ In Stock

## Summary

> 🛠️ Keep your ride clean, green, and mean!

## Quick Answers

- **What is this?** Severe Catalytic and Exhaust Treatment | 16 oz., 2-Pack by dura lube
- **How much does it cost?** $U6337 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.uy](https://www.desertcart.uy/products/664949209-severe-catalytic-and-exhaust-treatment-16-oz-2-pack)

## Best For

- dura lube enthusiasts

## Why This Product

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

## Key Features

- • **Eco-Friendly Drive:** Lowers emissions and carbon footprint with every tank
- • **Emission Test Savior:** Proven to help older vehicles pass strict emissions standards
- • **Long-Lasting Protection:** Effective for up to 3 months or 5,000 miles per treatment
- • **Engine Performance Amplified:** Enhance fuel system efficiency before costly repairs
- • **Universal Fit, Universal Power:** Compatible with all engine types for seamless use

## Overview

Dura Lube Severe Catalytic and Exhaust Treatment is a 16 oz. universal fuel additive designed to protect and maintain catalytic converter efficiency by reducing oil poisons and harmful deposits. It improves fuel economy, lowers emissions, and extends catalytic system life for up to 5,000 miles, making it an essential preemptive treatment before catalytic converter replacement.

## Description

PERFORMACE! SAVING!DURA LUBE SEVERE CATALYTIC and EXHAUST TREATMENTDura Lube Severe Catalytic and Exhaust Treatment is formulated to protect and treat the Catalytic Converter and Exhaust System from oil poisons. This will aid in reducing the carbon footprint of your vehicle and improving overall performance; helping to increase fuel efficiency, and protect your converter. Use before replacing your catalytic converter. Directions: Add full bottle into 60 liters 16 gallons of fuel or 30 mL per 3.8 L 1-Ounce per Gallon. Last up to 3 months or 5,000 miles - whichever comes first.Manufacturer Note:PLEASE NOTE THAT THIS PRODUCT IS NOT INTENDED TO BYPASS, DEFEAT, or SHUT DOWN EMISSION CONTROL DEVICES INCLUDING OXYGEN SENSOR ELIMINATORS, SIMULATORS, OR OTHERWISE ACT IN ANY WAY AS A TUNER OR DELETE KIT. THE USE OF THIS ADDITIVE WILL NOT ALTER THE FUNCTIONALITY OR OVERIDE MALFUNCTION INDICATOR LIGHTS ON AN ENGINES OBD SYSTEM.

Review: I have used it twice on my 25 year old car and it helped my car pass my state's emissions tests. Before the treatment, my car had a blast of white smoke coming out of the muffler and once I started using it the smoke was virtually gone.
Review: Works .pour 1 bottle to a quarter tank.. drive on freeway. Then fill up tank and drive about 150 to 200 highway miles.. keeps the code away for months.. add 91 octane to keep it off

## Features

- PERFORMANCE. Add to your vehicle anytime to help fuel systems and engine performance.
- USE BEFORE REPLACING CATALYTIC CONVERTER
- SHIELD. Protects catalytic system from harmful oil poisons and maintains catalytic efficiency.
- PROTECTS CATALYTIC SYSTEM FROM OIL POISONS AND MAINTAINS CATALYTIC EFFICIENCY
- REDUCES PHOSPOHORUS AND ZINC RETENTION LEVELS AT CATALYST INLET
- HELP INCREASE FUEL ECONOMY
- FIT TYPE: UNIVERSAL FIT WORKS ON ALL ENGINES

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0BS1WMRRS |
| Best Sellers Rank | #102,371 in Automotive ( See Top 100 in Automotive ) #368 in Automotive Greases & Lubricants |
| Brand | DURA LUBE |
| Customer Reviews | 4.2 4.2 out of 5 stars (336) |
| Date First Available | 7 October 2024 |
| Exterior | Box |
| Item Weight | 1.01 Kilograms |
| Item model number | HL-40240-02 |
| Manufacturer | Dura Lube |
| Manufacturer Part Number | HL-40240-02 |
| Model | Severe Catalytic and Exhaust Treatment | 16 oz., 2-Pack |
| Package Dimensions | 25.7 x 14.71 x 7.9 cm; 1.01 kg |

## Product Details

- **Automotive Fit Type:** Universal Fit
- **Brand:** DURA LUBE
- **Liquid volume:** 16 Fluid Ounces
- **Package information:** Bottle
- **Vehicle service type:** Car, Truck, Motorcycle, ATV, etc.

## Images

![Severe Catalytic and Exhaust Treatment | 16 oz., 2-Pack - Image 1](https://m.media-amazon.com/images/I/71qTZlxXeNL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by T***S on 2 January 2026*

I have used it twice on my 25 year old car and it helped my car pass my state's emissions tests. Before the treatment, my car had a blast of white smoke coming out of the muffler and once I started using it the smoke was virtually gone.

### ⭐⭐⭐⭐⭐ Review
*by M***Y on 15 December 2025*

Works .pour 1 bottle to a quarter tank.. drive on freeway. Then fill up tank and drive about 150 to 200 highway miles.. keeps the code away for months.. add 91 octane to keep it off

### ⭐⭐⭐⭐ Review
*by J***G on 28 October 2025*

Ran 1 bottle added to 1/2 tank gas in Subaru Outback with 214K miles, vastly improved performance followed by 2nd bottle added to 1/2 tank and it did not seem to improve past just 1 bottle. Did not make ODB2 lights go off. fast delivery, good value, and I will buy again.

## Frequently Bought Together

- DURA LUBE 2 Pack Severe Catalytic and Exhaust Treatment Cleaner Fuel Additive, 16 fl. Oz, 2-Pack Combo Pack
- 2X Cans Catalytic Converter Cleaner, Oxygen sensor cleaner, pass emissions, SMOG, fuel additive, combustion chamber cleaner
- CRC Guaranteed to Pass Emissions Test Formula, 12 Fluid Ounce

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**Shop now:** [https://www.desertcart.uy/products/664949209-severe-catalytic-and-exhaust-treatment-16-oz-2-pack](https://www.desertcart.uy/products/664949209-severe-catalytic-and-exhaust-treatment-16-oz-2-pack)

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*Product available on Desertcart Uruguay*
*Store origin: UY*
*Last updated: 2026-01-27*