IAG Performance ARP 1/2in Head Stud Set for Subaru EJ25 and FA20 DIT - Subaru Models (inc. 2002+ WRX/STI) clearance Increases chassis rigidity while minimizing

Increases chassis rigidity while minimizing the alignment changes

Type II bright black dip anodized finish

and 24mm diameters provide the matched rear stiffness needed to balance the 24mm front

This kit can be installed in your driveway using a jack

This is the Seibon Carbon Fiber TM-Style Hood

IAG Performance ARP 1/2in Head Stud Set for Subaru EJ25 and FA20 DIT - Subaru Models (inc. 2002+ WRX/STI) clearance Increases chassis rigidity while minimizingIAG Performance ARP 1 2" Head Stud Set EJ25 and FA20 DIT 2002+ WRX STI ARP Head Studs for High Horsepower EJ25 and FA20 Applications The IAG Performance ARP 1 2" Head Stud Set provides the clamping force needed to prevent cylinder head lifting in high horsepower EJ25 and FA20 DIT applications. Manufactured by ARP from premium materials, these 1 2" studs require the engine case to be drilled, tapped, and machined to accept the larger stud diameter a