Tein Flex Z Coilover Suspension Kit - Alphard GGH35W 53541-S7A-003 You must run at least

You must run at least a -12AN feed line and a large bodied pre-filter (we run a Weldon with 100 micron stainless steel element) to maximize filtering surface area without causing a restriction

Performance increase: up to 14 horsepower (whp) and 15 ft-lb of torque

while the carefully tuned suspension geometry enhances stability

Perfect for your GD chassis Subaru WRX or STI

and has a high temperature distribution when it leaves (intervention side)

Tein Flex Z Coilover Suspension Kit - Alphard GGH35W 53541-S7A-003 You must run at leastTein'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.