Skunk2 Racing Cold Air Intake Coupler (943-05-0120) 1842 258° duration on the Exhaust

258° duration on the Exhaust camshaft improves air Exhaust efficiency

Ethanol Content Sensor by Innovate Motorsports

sonic cut out

Honda 06-11 Civic Si HPS High Temp 3-ply Reinforced Silicone Radiator Hose Kit Red is designed to replace stock OEM rubber hoses which can eventually weaken over time

Digital Numeric Rpm Display May Be Disabled To Allow Drivers To Focus And React Purely To The Shift Light Activation If Desired

Skunk2 Racing Cold Air Intake Coupler (943-05-0120) 1842 258° duration on the ExhaustPro Series Throttle Body Coupler for Skunk2 Cold Air Intake System Use w Skunk2 Pro Series or Ultra Street Intake Manifold. Skunk2s Cold Air Intake Coupler allows for easy installation of Skunk2s '12 '13 Civic Si Cold Air Intake when using a Pro Series Intake Manifold, RBC Manifold or similar. Features Designed to deliver trouble free, consistent performance Right for your vehicle and lifestyle Made from high quality materials for ultimate durability