PPEI Allision Transmission Tuning For 2006-2007 GM 6.6L LBZ Duramax transmission controllers and electronics Wider range of torque and

Wider range of torque and power

Fully serviceable Injen SuperNano-Web dry air filter

MSD continues to push the envelope with cutting-edge ignition technology as well as intake manifolds and EFI systems

1976/ 1979-1980 Chevrolet K10

PPEI Allision Transmission Tuning For 2006-2007 GM 6.6L LBZ Duramax transmission controllers and electronics Wider range of torque andExtend your transmission life and increase your fuel economy with PPEI Transmission tuning! A MUST for tuned trucks with additional torque. The refined shift points get rid of the low rpm Lazy feel these trucks have that force the driver to stab the throttle for a downshift not cool and a fuel economy killer! For vehicles with larger turbochargers, ppei transmission tuning is a must to get the engine back into a rpm range to match the torque curve of