Up-Pipe for 2004.5-2005 GM 6.6L Duramax LLY w/EGR (For OEM Exh Man) Pacific Performance Engineering LB7 Duramax this allows you to choose

this allows you to choose which shock series you want

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Up-Pipe for 2004.5-2005 GM 6.6L Duramax LLY w/EGR (For OEM Exh Man) Pacific Performance Engineering LB7 Duramax this allows you to chooseAll PPE OEM Up Pipes create a 53 percent greater flow than stock. The PPE OEM Up Pipes is a direct bolt on to your factory manifolds. Unlike factory parts, PPE OEM Up Pipes are manufactured from 11 gauge 304 stainless steel, and each style includes our stainless steel, internally sleeved bellows that handle the abuse of high temperatures and high pressures. Note: This product is intended as a replacement for the single up pipe from the PPE High Flow