Tein Flex Z Coilover Suspension Kit - S660 JW5 Radiator Caps The GTC01RR has been tested

The GTC01RR has been tested in high-performance categories including cornering

With the use of a specialized air filter cleaning solution and low-pressure water

compatible with popular wheel studs like Honda

Skunk2’s Pro Series Camshafts for Honda’s H-series engines dramatically increase both horsepower and torque yet retain complete valvetrain stability and exceptional engine response

the factory intercooler system on the FK8 Civic Type R isn't the best design

Tein Flex Z Coilover Suspension Kit - S660 JW5 Radiator Caps The GTC01RR has been testedTein's flagship coilover, the Flex Z includes all the features you'd want on a suspension kit. 16 level damping adjustment, full ride height control and replacement top mounts make Flex Z the complete package. Highly durable, each Flex Z kit features thorough rust proofing and is made of high strength, highly durable steel for added peace of mind.