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This GSC Power Division set includes eight chrome‑polished exhaust valves with a 30mm head (+1mm over standard) for 2012–2013 Subaru/Scion BRZ and FR‑S engines. The +1mm head dimension is intended for applications requiring slightly larger valve sizing while maintaining compatibility as an eight‑valve set for the listed models. The polished finish supports longevity and proper sealing when installed.
GSC P-D 12-13 Subaru/Scion BRZ/FR-S Chrome Polished Exhaust Valve - 30mm Head (+1mm) - SET 8
