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With our downpipe you can count on reduced EGTs
High Yield Strength forged machined piston
and allows adjustment for larger tires
7L (1000-1200hp) | Includes TSPD07250G (250gph/16-18psi) Fuel System + SK5501 FASS Diesel Fuel Sump Kit
Complete Kit
DIESELR MPVI3 Transmission Tune File (2022-2024 Cummins 6.7L *AISIN ONLY*) Internal Hardware 2007.5-2010 Duramax 6.6L With our downpipe you canDIESELR MPVI3 Transmission Tune File (20222024 Cummins 6. 7L AISIN ONLY) The DIESELR MPVI3 Transmission Tune File is built specifically for 20222024 Cummins 6. 7L trucks with AISIN transmissions. This file ensures your transmission keeps pace with engine tuning, delivering sharper shifts, faster response, and consistent power transfer. Perfect for towing, daily driving, or trucks running bigger builds, this tune eliminates factory limitations that