Wehrli GMC/Chevrolet LLY/LBZ/LMM Duramax 6.6L w S400 Single Turbo 3in Down Pipe - Black LED Please respond to your order

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Both delivery valves and injectors are used to increase power output via increasing total fuel flow

and why do you sell a "Big 7"

1 inch wide Strap

measured and under microscope

Wehrli GMC/Chevrolet LLY/LBZ/LMM Duramax 6.6L w S400 Single Turbo 3in Down Pipe - Black LED Please respond to your orderWehrli Model WCF100811 Wehrli GMC Chevrolet LLY LBZ LMM Duramax 6. 6L w S400 Single Turbo 3in Down Pipe Black For use with WCFab S400 Single Turbo Kits for 2001 2004 LB7 Duramax LB7 LLY LBZ LMM Duramax 3" Down pipe for S400 turbo with 4. 6" Diameter flat exhaust outlet flange (Half marmon). This down pipe mates to the exhaust system v band flange with OEM clamp for easy install. Must be used with a T4 pedestal between 5. 5 6. 5" tall. For LB7 use