Products

GSC P-D Subaru / Scion FA20 Chromoly CNC Spring Seat w/5756 Spring Kit - Set of 16

GSC P-D Subaru EJ Turbo DOHC Valve Spring & Ti Retainer Kit

GSC P-D Subaru EJ20 JDM / Euro Spec STi S1 Cams 268/266 (Not compatible w/USA Spec Engines) Billet

GSC P-D Subaru EJ20 JDM / Euro Spec STi S2 Cams 272/272 (Not compatible w/USA Spec Engines) Billet

GSC P-D Subaru EJ20 JDM / Euro Spec STi S3 Cams 282/282 (Not compatible w/USA Spec Engines) Billet

GSC P-D Subaru EJ20/EJ257 Turbo Chrome Polished Super Alloy Exhaust Valve - 33mm Head (+1mm) -Single

GSC P-D Subaru EJ205/EJ207/EJ257 Chrome Polished Intake Valve - 37mm Head (+1mm) - Single

GSC P-D Subaru EJ255/EJ257 (USDM) w/Intake AVCS S1 Cams 268/266 Billet

GSC P-D Subaru EJ255/EJ257 (USDM) w/Intake AVCS S2 Cams 272/272 Billet

GSC P-D Subaru EJ255/EJ257 (USDM) w/Intake AVCS S3 Cams 282/282 Billet

GSC P-D Subaru EJ257 Beehive Valve Spring & Ti Retainer Kit (Use w/OE Spring Seats)