Invidia N1 Catback Exhaust Titanium Tip Civic Si Coupe (2012-2014) Scion Manley's valve springs are wound

Manley's valve springs are wound using the cleanest alloy available and are also heat treated to allow for durability

K&N Intake Typhoon Intake Kit for the MINI Cooper S Gen2 11-up

You can save time and money with a genuine Subaru OEM full gasket and seal kit for your STI

plastic valves that use un-reinforced diaphragms and are known to crack under increased boost

Invidia N1 Catback Exhaust Titanium Tip Civic Si Coupe (2012-2014) Scion Manley's valve springs are woundThe Invidia N1 system for the Civic Si features 70mm piping and an attractive 101mm titanium tip. Made entirely from mirror polished stainless steel, all Invidia exhaust systems include their signature thick CNC flanges and precision robotic TIG welds. All mandrel bends and their signature N1 syle free flowing muffler release more ponies to the pavement for performance you will hear and feel. The N1 features and extremely aggressive exhaust note and