The SPEC Stage 2 clutch kit is an upgraded single-disc clutch package intended for Ford Mustang GT 5.0L applications with the 9-bolt Boss cover. It provides a higher-capacity replacement over factory friction elements to support more aggressive street use and light track duty. Use this kit when refreshing the driveline or upgrading clutch holding capacity while retaining a single-disc setup.
Spec 3/11-13 Ford Mustang GT Boss 9-Bolt Cover 5.0L Stage 2 Clutch Kit