04-05 Duramax LLY Injen Evolution Intake System

The Injen EVO7001 Evolution Air Induction System for your 2004.5-2005 GM 6.6L Duramax LLY is a dyno tuned intake system that's designed to enhance air flow for maximum horsepower and torque gains on your truck. Designed using the latest CAD software, the Rotomolded, cross-linked polyethylene construction allows for outstanding durability and heat insulation while reducing restriction levels for impressive fuel economy gains. 

 Dyno tested to gain 25+Hp and 51+Ft/Lb

The Evolution Air Induction Systems incorporate a massive SuperNano Web Dry Air Filter with a built-in Filter Minder for quick and easy filter inspections without disassembling your intake system. Made with pride in the U.S.A, the Evolution Air Induction System comes ready-to-install and simply bolts in place of your factory intake system. Comes complete with stainless steel hardware and automotive grade hose couplers for a hassle-free installation. 

Features: 

Built-In Filter Minder"Dry" Oil-Free Filter Media 

Sleek Lines To Match Underhood Looks