We design, source or manufacture every product in this category. DHD products are designed to help you get the most out of your Duramax! We are the FINAL AUTHORITY for everything Duramax and Allison!
Description:
Kit includes Gaskets and Hardware!
Extended Length Up Pipe Set
High Flow Manifolds Required
More Details »
Condition: New
Price: $319.00
DHD 300-118 Duramax High Flow SS Tube Manifolds Left and Right 2001-2004 LB7New
*NOT LEGAL FOR SALE OR USE IN CALIFORNIA. THE MANUFACTURE, SALE, OFFER FOR SALE, OR INSTALLATION OF THIS PRODUCT MAY ALSO BE ILLEGAL NATIONWIDE UNDER THE FEDERAL CLEAN AIR ACT (42 U.S.C. § 7522(A)...
Description: *NOT LEGAL FOR SALE OR USE IN CALIFORNIA. THE MANUFACTURE, SALE, OFFER FOR SALE, OR INSTALLATION OF THIS PRODUCT MAY ALSO BE ILLEGAL NATIONWIDE UNDER THE FEDERAL CLEAN AIR ACT (42 U.S.C. §...More Details »
Condition: New
Price: $599.00
DHD 300-119 Duramax High Flow Cast Manifolds Left and Right 2001+ LB7New
*NOT LEGAL FOR SALE OR USE IN CALIFORNIA. THE MANUFACTURE, SALE, OFFER FOR SALE, OR INSTALLATION OF THIS PRODUCT MAY ALSO BE ILLEGAL NATIONWIDE UNDER THE FEDERAL CLEAN AIR ACT (42 U.S.C. § 7522(A)...
Description: *NOT LEGAL FOR SALE OR USE IN CALIFORNIA. THE MANUFACTURE, SALE, OFFER FOR SALE, OR INSTALLATION OF THIS PRODUCT MAY ALSO BE ILLEGAL NATIONWIDE UNDER THE FEDERAL CLEAN AIR ACT (42 U.S.C. §...More Details »
Condition: New
Price: $409.00
DHD 300-120 Duramax High Flow Manifold & Up Pipe Bundle 2001-2004 LB7New
*NOT LEGAL FOR SALE OR USE IN CALIFORNIA. THE MANUFACTURE, SALE, OFFER FOR SALE, OR INSTALLATION OF THIS PRODUCT MAY ALSO BE ILLEGAL NATIONWIDE UNDER THE FEDERAL CLEAN AIR ACT (42 U.S.C. § 7522(A)...
Description: *NOT LEGAL FOR SALE OR USE IN CALIFORNIA. THE MANUFACTURE, SALE, OFFER FOR SALE, OR INSTALLATION OF THIS PRODUCT MAY ALSO BE ILLEGAL NATIONWIDE UNDER THE FEDERAL CLEAN AIR ACT (42 U.S.C. §...More Details »
*NOT LEGAL FOR SALE OR USE IN CALIFORNIA. THE MANUFACTURE, SALE, OFFER FOR SALE, OR INSTALLATION OF THIS PRODUCT MAY ALSO BE ILLEGAL NATIONWIDE UNDER THE FEDERAL CLEAN AIR ACT (42 U.S.C. § 7522(A)...
Description: *NOT LEGAL FOR SALE OR USE IN CALIFORNIA. THE MANUFACTURE, SALE, OFFER FOR SALE, OR INSTALLATION OF THIS PRODUCT MAY ALSO BE ILLEGAL NATIONWIDE UNDER THE FEDERAL CLEAN AIR ACT (42 U.S.C. §...More Details »
Condition: New
SPECIAL PROMO LIQUIDATION!
Price: $965.00
Sale: $795.00
Save: 18%
Save: $170.00
DHD 300-124 Driver & Passenger Stainless Steel LB7 Up Pipe Set OE Length 2001-2004New
Kit includes Gaskets and Hardware!
Stainless Duramax Up Pipe Set
Best FIT! Best Value!
NO CORE