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The Injen Evolution cold air intake for 2013–2014 GM Duramax 6.6L LML delivers improved breathing with a sealed two-piece box and boost plenum. Included are a large SuperNano‑Web dry air filter with built-in filter monitor, roto-molded intake tube, stainless hardware and reinforced couplers. It installs as a drop-in, retains stock fueling and is dyno-proven to add up to 30 hp and roughly 80 ft‑lbs of torque.
Injen 13-14 GMC Duramax LML 6.6L Evolution Intake
