+3 Exhaust Up Pipes Manifolds to Turbo for 6.6l Duramax Chevy GMC 2001-2004 LB7 KB-6.6l-UPK $298.95 Out of stock Quantity: 1 Add to Bag Product Details MPN: KBDP-6.6l-TUPK Increase exhaust flow and reduce EGTs with our KBDP 2001-2004 Chevy/GMC 6.6l Duramax Up pipe kit! Features:Reduced EGTs Increased Exhaust Flow Quicker Turbo Spool Stainless Mandrel Bent Tubes High Flow Bellows High Temperature Ceramic Coating Includes:1. Passenger Side Up Pipe 1. Drivers Side Up Pipe 4. Gaskets 12. Mounting Bolts Fits: 2001-2004 Chevy/GMC 6.6l Duramax LB7 May also fit non emissions 2004.5-2016 LLY LBZ LMM LGH & LML engines. *Notes: Does not fit with OE downpipe. For trucks not equipped with factory emissions equipment. Tuning may be required. Save this product for later Favorite