| DE K4114A 01-08 GM 6.6L Duramax 4" Turbo Back Single Exhaust 4" Turbo Down Pipe back (deletes the cat)| Aluminized steel exhaust | Single Exhaust | Mandrel bent tubing | Increased horse power | Lower EGT's | Direct bolt on system | Install's in less than two hours Diamond Eye Performance exhaust is a top quality, "Made in America" exhaust system, that is built to fit the first time. Each system is Mandrel Bent, expertly welded and has a distinguished sound to meet any enthusiast's needs. *Photo is representative of a Diamond Eye Performance Exhaust system, and may not be actual product Benefits - Increased Flow
- Increased MPG
- Improved Horsepower
- Improved Torque
Selection of tuners that are necessary to make this exhaust work on 07-09 LMM w/o throwing engine codes | 
