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offering lightweight
providing increased strength and improved bushings
and then reuse
Stock control arms can lead to traction loss and poor handling due to bushing deflection and weak stamped material
Collector Bolts-Blk 1991-pontiac-firebird-esi6483971 offering lightweightPROFORM Wedge Locking Exhaust Collector Bolts ELIMINATE the need to constantly re tighten collector bolts, and without the need for clips, pins, racing wire, chemicals or gunk. The secret is in the Wedge Locking Washer's super hardened external teeth that "bite" into the bottom of the bolt head and the top flange surface. Vibrations that normally cause other bolts to loosen, are blocked by the wedge locking action that uses tension, instead of
US$ 160.00
US$ 49.99
US$ 18.00
