Tein Flex Z Coilover Suspension Kit - GS350 GRL10 Clearance40 The ZETA IV seat complies

The ZETA IV seat complies with the safety standards of the Japanese Road Transport Vehicle Act for automobile inspection

The main body is made of stainless steel with a semi-gloss black powder coating for luxurious specifications

Turbosmart’s Manual Boost Controller is also designed to be durable and reliable

Approvals: BMW Longlife-01

The spring rate was tested on various stages

Tein Flex Z Coilover Suspension Kit - GS350 GRL10 Clearance40 The ZETA IV seat compliesTein'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.