Intake Kit Stage 2 4in. for 2011-2016 Duramax LML Illusion Purple

High-flow, fabricated aluminum intake pipe and air box enclosure with a dry filter assembly replaces restrictive plastic factory parts on diesel engines for improved performance. Increases airflow to turbo, producing improved horsepower and torque, quicker throttle response, and cooler intake temperatures. Features large diameter 4" aluminum piping with smooth aerodynamic bends. Includes high-quality hardware, silicone boot, seals, stainless steel t-bolt clamps, and a removable air box lid with a hydrophobic pre-filter cover. Also includes a High Flow 4.8 in. Cast Aluminum Turbo Intake Horn, compatible with OEM and upgraded drop-in VGT style turbochargers, to remove OEM restrictions and resonators for improved turbo spool, top-end power, and aggressive sound. Finished in custom powder coat.