Skunk2 Pro-ST Coilover Shocks 13-19 Subaru BRZ Skunk2 Alpha Series valves are

Skunk2 Alpha Series valves are manufactured from HNV3 martensitic steel (IN) and EV8 austenitic steel (EX) one-piece forgings

Skunk2 Silicone Radiator Hoses are handmade using high-quality

Well-suited for Stage 3 and up clutch applications

It is compatible with other K-series engines as long as they are installed with following parts:

300-mile break-in REQUIRED with this set-up

Skunk2 Pro-ST Coilover Shocks 13-19 Subaru BRZ Skunk2 Alpha Series valves areSkunk2 Racings Pro ST Coilovers for 13 20 Subaru BRZ, Scion FR S, are engineered as the best single adjustable suspension system on the market at a price point you can afford! Serious club racers and discerning high performance street car owners agree that the Pro ST's 12 way dampening, mono tube design, threaded shock bodies with independent height spring pre load adjustment, and billet radial bearing upper camber mounts give them all the control