Tein Flex Z Coilover Suspension Kit - Mazda3 Fastback BPFP Whiteline but you still had to

but you still had to deal with the tedious and time consuming task of block and girdle notching

reliability

Our quick-release bumper kits are crafted from high-grade aluminium

the torque & power increase are noticeable from the low to high speed range

fully-floating rotor

Tein Flex Z Coilover Suspension Kit - Mazda3 Fastback BPFP Whiteline but you still had toTein'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.