2001-2010 GM 6.6L Duramax w/ Allison 1000-2000 Transmission Pressure Calibration Kit CatchCan|Tuning Systems|Performance Electronics|Performance This kit works well for

This kit works well for a stock truck

this intake elbow and CAC pipe is the longest radius from the intake manifold on the market

Faster turbo response

7L: Brand New replacement stock CP3 injection pump

2001-2010 GM 6.6L Duramax w/ Allison 1000-2000 Transmission Pressure Calibration Kit CatchCan|Tuning Systems|Performance Electronics|Performance This kit works well forThis kit serves as a great upgrade when building a 5 or 6 speed Allison 1000 transmission. This kit is recommended for trucks hauling heavy loads and making high horsepower. The increase in line pressure improves your clutches' holding ability and the calibration springs will tighten up shifts.