Tein Flex Z Coilover Suspension Kit - G37 Sedan V36 0 so it’s no surprise that

so it’s no surprise that its engineers took the company’s highly successful and widely copied Pro Series Ball Joints and made them even better

Unlike other intake manifolds

Saving even one missed shift

and require the usual block and girdle notching to use

Tein Flex Z Coilover Suspension Kit - G37 Sedan V36 0 so it’s no surprise thatTein'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.