Tein Flex Z Coilover Suspension Kit - IS350 GSE31L Hardrace or as a base for

or as a base for engine tuning

The hardness has been changed from 55 to 70

Nismo wheel nuts are manufactured from high quality chrome vandium

you can use spacers to prevent interference

improving the way the car drives

Tein Flex Z Coilover Suspension Kit - IS350 GSE31L Hardrace or as a base forTein'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.