Tein Flex Z Coilover Suspension Kit - 3 Series Sedan (F30) 3A20 Clearance and B18C B Series engines

and B18C B Series engines

5pc pie cut) Race Muffler is a straight through design round body muffler which minimizes exhaust restriction and maximizes power output with a 4" pie cut turndown style exhaust tip

Perfect for engine swaps or mis-matched distributor-to-engine harness situations

front bushes

Our recommended pump option in the drop down menu above is rated at 6

Tein Flex Z Coilover Suspension Kit - 3 Series Sedan (F30) 3A20 Clearance and B18C B Series enginesTein'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.