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The Injen Evolution cold air intake for 2015–2016 GM Duramax 6.6L LML is a complete roto-molded induction kit engineered for improved airflow and power. It uses a two-piece box with boost plenum, a large SuperNano‑Web dry air filter, smooth intake tube, stainless hardware and reinforced urethane couplers. Installation is drop-in with no cutting, and dyno testing shows gains up to 30 hp and around 80 ft‑lbs of torque.
Injen 15-16 GMC Duramax LML 6.6L Evolution Intake
