Prosport Performance Green/White 52mm Mechanical Boost Gauge Vehicle Model_Forester ARP head studs for your

ARP head studs for your Subaru WRX and STI ARP uses a premium grade 8740 alloy that is rated far superior to "aircraft" quality

Part #: KSP-CMT150-AR

Part Number: 15017-HD00

View the 21-477C vehicle applications to determine the legal status for each vehicle

They were known as Type 1 or Type 2

Prosport Performance Green/White 52mm Mechanical Boost Gauge Vehicle Model_Forester ARP head studs for yourPart #: PSR 216BFWGBOSM. PSI If your vehicle is supercharged or turbocharged then this gauge is simply a must have. For peak performance you need to know how much boost you are making at maximum RPM's. Now you can track your peak boost as you modify your ride! ( 30~30 PSI includes Mounting hardware, Tubing kit, T Adaptor, Hood and Instructions) This item is non application specific. Please verify compatibility before purchase. May require some