The Silverline CS101ANM 4" Aluminized No-Muffler Exhaust System for your 01-05 GM 6.6L Duramax is built from 4" mandrel-bent aluminized tubing for increased flow and durability. This no muffler exhaust system features a "straight-pipe" design for those who want to maximize sound and performance. Exhaust tip not included.
- Turbo-Back Exhaust
- 4" Aluminized Steel Construction
- No Muffler - "Straight Pipe Design"