GM Muscle Car Brake Booster / Master Cylinder Doubler Plate

Description Firewall doubler plate to strengthen firewall where the brake booster & master cylinder mount.  Features enlarged opening to clear a variety of boosters including late model boosters that are popular upgrades on GM muscle cars. Fits popular GM muscle cars such as 67-81 Camaro/Firebird, 68-74 Nova, and 64-72 Chevelle/Cutlass/GTO/Skylark.  Will work on any other GM vehicles with this brake booster/master mounting pattern. Made in USA