11" Universal Single Diaphragm Brake Booster Chrome These durable output shafts can

These durable output shafts can withstand power level increases in high-horsepower vehicles

Speedmaster arm stud kits are made of 4140 Chromoly steel

classic design

The Speedmaster valve locks will fit any Speedmaster 10 degree retainer and are recommended for all race applications due to their superior strength

Speedmaster winches are the complete recovery system

11" Universal Single Diaphragm Brake Booster Chrome These durable output shafts canSpeedmaster brake boosters are the perfect addition to your street rod or custom application. Have you lost that vacuum feeling? If you're pushing your brake to the floor, it may be that your brake booster needs replaced, and Speedmaster has brake boosters for you.