10 Best dura lube severe catalytics of 2025

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1

DURA LUBE

Dura Lube Severe Catalytic and Exhaust Treatment Cleaner Fuel Additive, 16 fl. Oz, 12-Pack Case (PN: HL-402409-06)
9.8

Exceptional

Our Rating
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Value for Money

2

DURA LUBE

Dura Lube Advanced Formula Fuel System Treatment | 16 oz., 6-Pack
9.7

Exceptional

Our Rating
3

DURA LUBE
DURA LUBE 2 Pack Severe Catalytic and Exhaust Treatment Cleaner Fuel Additive, 16 fl. Oz, 2-Pack Combo Pack

10% Off
Main highlights

Boosts Engine Performance
Enhances fuel systems and engine performance, improving fuel economy and catalytic efficiency.

Ideal for Pre-Replacement Use
Use before replacing catalytic converter to potentially avoid costly repairs.

Highly Effective Cleaner
Customers praise its ability to clear codes and improve exhaust system function.
Key specs
- installation:Add to vehicle anytime
- oem part number:HL-40240-02
- vehicle fit:Universal fit
- material:N/A
- design:N/A
9.6

Exceptional

Our Rating
4

DURA LUBE

DURA LUBE Severe Fuel System Cleaner | 16 oz., Single
9.5

Excellent

Our Rating

9.7
Simple to use

9.3
distance

9.1
worth the money
5

DURA LUBE
Dura Lube Severe Instant Quiet Helps Silence Engine and Transmission Noise | 8 oz., Single

11% Off
Main highlights

Key Features
Reduces friction, heat, and engine sludge. Non-viscous formula quiets mechanical parts. Safe for warranties, works in gas or diesel engines.

Ideal Use Cases
Perfect for use in crankcases, transmissions, or power steering systems. Ideal at oil change or between for noise reduction in any mechanical machine.

Customer Praise
Most reviews highlight its effectiveness in significantly reducing engine noise and improving overall mechanical performance with easy application.
9.4

Excellent

Our Rating

9.5
Simple to use

8.0
worth the money
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6

DURA LUBE

Dura Lube Engine Treatment | 32 oz., Single

15% Off
9.2

Excellent

Our Rating
7

DURA LUBE
Dura Lube Diesel DPF & Catalytic Treatment, Diesel Particulate Filter Cleaner and Diesel Catalytic Converter Cleaner | 16 oz., Single
Main highlights

Reduces Soot and Increases Efficiency
Lowers soot forming particulate emissions, reduces soot build-up inside the catalytic converter, increases exhaust system life, and improves fuel efficiency.

Ideal for Stop and Go Driving
Perfect for vehicles in stop-and-go traffic or long idle situations, recommended usage is once every 3 months for optimal performance.

Improves Engine Performance
Customers frequently praise the product for enhancing engine performance, increasing MPG, and clearing engine codes related to catalytic converter and O2 sensors.
9.1

Excellent

Our Rating
8

Liqui Moly
Liqui Moly Catalytic System Clean 300 ml 7110. Cleans The Injection System and The Combustion Chamber.

11% Off
Main highlights

Catalytic Converter Protection
Prevents clogging with soot, ensuring optimal converter performance.

Ideal for Gasoline Engines
Best suited for all gasoline engines with catalytic converters.

Enhanced Fuel Combustion
Commonly praised for improving fuel combustion and efficiency.
8.9

Very Good

Our Rating
9

DURA LUBE

Dura Lube Severe Instant Quiet - Engine, Transmission, Power Steering | 8 oz., 6-Pack
8.7

Very Good

Our Rating
10

DURA LUBE
Dura Lube Just Pour & Go Engine Treatment for Gas and Diesel | 12oz., Single
Main highlights

Advanced Synthetic Formula Benefits
Dura Lube Pour & Go is an advanced synthetic formula that cleans internal engine parts, improves performance, and rejuvenates motor oil.

Ideal for High Mileage Vehicles
Perfect for gas and diesel engines, especially those with high mileage, to maintain engine health and performance over time.

Customer Praised Long-Term Engine Health
Customers frequently praise its ability to reduce oil loss, improve engine power, and extend engine life, even in older, high-mileage vehicles.
Key specs
- installation:N/A
- oem part number:N/A
- vehicle fit:N/A
- product dimensions:1.75 x 3.5 x 8.25 inches
- fuel type:Gas and diesel engines
8.5

Good

Our Rating

10 Best dura lube severe catalytics of 2025

1

Dura Lube Severe Catalytic and Exhaust Treatment Cleaner Fuel Additive, 16 fl. Oz, 12-Pack Case (PN: HL-402409-06)

How do we rank?

How do we rank?

Analyzing top stores

2

Dura Lube Advanced Formula Fuel System Treatment | 16 oz., 6-Pack

3

DURA LUBE 2 Pack Severe Catalytic and Exhaust Treatment Cleaner Fuel Additive, 16 fl. Oz, 2-Pack Combo Pack

4

DURA LUBE Severe Fuel System Cleaner | 16 oz., Single

9.7

9.3

9.1

5

Dura Lube Severe Instant Quiet Helps Silence Engine and Transmission Noise | 8 oz., Single

9.5

8.0

6

Dura Lube Engine Treatment | 32 oz., Single

7

Dura Lube Diesel DPF & Catalytic Treatment, Diesel Particulate Filter Cleaner and Diesel Catalytic Converter Cleaner | 16 oz., Single

8

Liqui Moly Catalytic System Clean 300 ml 7110. Cleans The Injection System and The Combustion Chamber.

9

Dura Lube Severe Instant Quiet - Engine, Transmission, Power Steering | 8 oz., 6-Pack

10

Dura Lube Just Pour & Go Engine Treatment for Gas and Diesel | 12oz., Single

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