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GSC Power Division billet S1 camshaft (right exhaust cam only) is specified for 2006–2007 2.5L Subaru WRX and 2004–2007 Subaru STI applications. This billet camshaft carries the S1 272 profile and is offered to replace or upgrade the right-side exhaust timing component during engine assembly or performance builds. It is provided as a single right exhaust cam rather than a full cam set.
GSC P-D 2006-2007 2.5L Subaru WRX / 2004-2007 Subaru STi S1 Cams 272 Billet (Right Exhaust Cam Only)
