Improves airflow up to 176%. The system slashes backpressure, increases exhaust flow, improves fuel economy and delivers extra power to your rear wheels. Exhaust tip optional. 4 inch constant-diameter cat-back exhaust system. Virtually eliminates backpressure & nearly triples flow! Lowers exhaust gas temps. Straight-through Monster Muffler delivers a commanding exhaust note.
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Features
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Videos
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Instructions
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Vehicle Fitment
Features
- Mandrel bent Stainless Steel construction
- Virtually eliminates backpressure
- Lowers exhaust gas temps
- Dramatically improves flow
- Maximum Airflow
- Improves airflow up to 176%
- 4 inch constant-diameter cat-back system
- Nearly triples flow
- Straight-through muffler
- Easy install
- 5 inch tip optional
- Fully compatible with factory warranty
- 5-Year Ltd Warranty
- Choose Bed and Cab Configuration for fit
| Year | Make | Engine |
|
2001-2005 |
GM |
6.6L Duramax |
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