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Large Bore-HD 4 IN 409 Stainless Steel Cat-Back Exhaust System with o Tip GM Diesel Trucks 06-07 V8-6.6L (td) LLY/LBZ
- 4 in. Mandrel Bent 409 Stainless Steel Tubing
- Maximum Flow
- High Flow Muffler
- Lower EGTs
- Bayonet Style Hangers For Easy Installation
- Increased Horsepower And Torque
- 2 Year Limited Warranty