Flowmaster 01-04 Chev./GMC, 6.0L/8.1L, 3/4 Ton And 1 Ton HD, Extended Cab And Cre
Cat-back System 409S - Single Side Exit - American Thunder® - Aggressive Sound
Application Summary
Fits 2001 to 2004 Chevrolet and GMC trucks on a 3/4 Ton or 1 Ton HD chassis with a 6.0L or 8.1L engine, fits Extended Cab and Crew Cab models.
Note 1: Extended Cab and Crew Cab only
Note 2: Factory Dual Inlet Muffler Only
Features
For the person who wants a subtle custom appearance with all the benefits that a Flowmaster® Cat-back exhaust system provides. SOS. (Single out side) systems are the perfect choice. American Thunder® systems deliver a moderate to aggressive interior and exterior tone and are suited to the enthusiast who wants their performance to be heard. Like all Flowmaster systems, the benefits include improved throttle response, power and mileage. Designed for an easy fit, these systems include all necessary parts and hardware for easy installation.
- Mandrel bent 16 gauge stainless steel tubing
- Aggressive Sound Exterior Exhaust Tone
- Includes hangers and hardware for easy installation
- Connects After Factory Catalytic Converter
| Tip Quantity | 1 | Exit Position | Single Side Exit |
|---|---|---|---|
| Muffler Part Number | Kit Only | Muffler Series | 50 Series Big Block |
| Heat Shield | No | Outlet Diameter (in) | 3.5 |
| Exhaust Series | American Thunder® | Muffler Quantity | 1 |
| System Type | Cat-back System | Tubing Diameter (in) | 3.5 |
| Inlet Diameter (in) | 3 | Single Dual | Single |
| Tip Diameter (in) | 4 | Inlet Position | Dual |
| Sound Level | Aggressive Sound | 2WD/4WD | 2WD/4WD |
| Material | Stainless Steel |