PPE Billet Output Shaft GM Allison 1000 And 2000 Series 11-16 - 128021011 PPE If you're running an aftermarket

If you're running an aftermarket positive displacement lift pump like our Power Flow on your Duramax our fuel primer bulb sealing kit will allow you to eliminate the leak prone primer bulb from your fuel system

and works especially well for those who have added items such as PPE's Manifolds and Up-Pipes

The heat exchanger is not a fluid cooler

Banks wastegated Sidewinder turbo unleashes gains up to +82 hp and +143 lb-ft torque

Decreased Coolant Temperatures

PPE Billet Output Shaft GM Allison 1000 And 2000 Series 11-16 - 128021011 PPE If you're running an aftermarketHigh horsepower levels and heavy duty use stress transmission parts past what they were originally designed to handle. The Allisons output shaft is a common failure point so PPE offers this Billet Output Shaft for high performance transmissions. The PPE shaft has been specially designed to withstand the higher horsepower (over 800 RWHP) and torque levels that come with high performance engines or the added stress from towing or racing. This shaft is