04.5-10 Chevy Duramax Turbo Direct Pipe Black Finish Hardware Not Incl 409 Stainless Steel Both Ends Are Round Pypes Performance ExhaustThis is a mid year motor change. Fits 2004 1 2 to 2010. Both ends of pipe are round. The 8th digit of the vin will determine what engine is in the truck. Pypes systems and accessories are fabricated using stainless steel materials that will provide their owners with long term service and satisfaction and Pypes products are backed by our limited lifetime warranty! 1 LB7 2 LLY D LBZ 6 LMM 8 LML Features: Fits 2004 1 2 to 2010 Chevys Both Ends Of Pipe