K&N Typhoon Performance Air Intake System Honda Civic SI 2017-2018 vendor_Invidia and gradual bends

and gradual bends

This spacer adds volume to the air entering your head

The Billet GSC Power-Division S1 cams for the Mitsu Evolution 4-8 are designed for those with the stock turbo up to the GT30/50Trim

Part #: SP1578P

The COBB TMIC Coupler replaces the leak-prone factory hose and looks good while doing so

K&N Typhoon Performance Air Intake System Honda Civic SI 2017-2018 vendor_Invidia and gradual bendsPart #: 69 1504TR The K&N 69 1504TR Typhoon air intake system is a free flowing, mandrel bent aluminum tube air induction system designed to fit specific Honda Civic Si 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 air flow. This allows your engine to inhale a larger amount of air than the factory