Fuel Injection Kit

K&N Typhoon Cold Air Intake System. The K&N 69-4524TS Typhoon air intake system is a free-flowing, mandrel-bent aluminum tube air induction system designed to fit some Chevrolet Sonic models. The restrictive factory air filter and air intake housing are replaced by the K&N Typhoon air intake which is designed to dramatically reduce air flow restriction as it smoothes and straightens