48789
The system slashes backpressure, increases exhaust flow, improves fuel economy and delivers extra power to your rear wheels. Exhaust tip optional.
Virtually eliminates backpressure & nearly doubles the 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
Important: Some vehicle configurations require an extension kit for proper fit. 4 inch constant-diameter exhaust system. Virtually eliminates backpressure & nearly doubles the flow! Straight-through Monster Muffler delivers a commanding exhaust note. 5 inch rolled-edge polished tip is optional.
Extended Cab Long Bed kit #53517, Crew Cab Short Bed Kit #53516 and Crew Cab Long Bed Kit #53518
Features
- Mandrel bent Stainless Steel construction
- Virtually eliminates backpressure
- Lowers exhaust gas temps
- Dramatically improves flow
- Maximum Airflow
- Improves airflow up to 92%
- Nearly doubles flow
- 4 inch constant-diameter cat-back system
- Straight-through muffler
- Easy install
- Tip optional
- Compatible with factory warranty
- 5-Yr Ltd Warranty
- Fits 7.3L w/o Cat Conv
- May require extension kit (See Description for Fitment Notes)
199.5-2003
Ford
7.3L Powerstroke Diesel, w/o Catalytic Converter