DPC LLY Duramax S400 Single Kit Exhaust Style:Downpipe damaged or missing internal hard

damaged or missing internal hard parts such as planetaries

T6 or compound turbo set ups

variable actuator cap and base for easy

Using an AutoCal device means the customer is not required to remove/replace any controllers

this is a much stronger design when compared to what's offered from factory on all non Hummer GM HD Trucks

DPC LLY Duramax S400 Single Kit Exhaust Style:Downpipe damaged or missing internal hardDPC LLY Duramax S400 Single Kit The DP Customs S400 kit is the last one youll ever need. Weve come up with all the modifications you can think of to better a typical S400 single kit and applied them to our kits right off the bat. Our goal is to provide you with a one off quality kit that will help you and your truck perform to its fullest on and off the track! What's Included DPC Billet T4 Wastegate Pedestal & Install Kit Your Choice of V Band