Our Proflow brake boosters are the perfect addition to your street rod or custom application. The boosters are available in multiple diameters, in universal or direct fit single or dual-diaphragm designs to best fit your application. Available in zinc, black, chrome, and some in stainless steel. 

11" Chrome GM A, F, X Body Brake Booster (Universal)

  • 1964-1972 A Body, 1967-1969 F Body, 1968-1964 X Body
  • 11" Single Diaphragm Delco Style 
  • Zinc or Chrome Finish
  • Angle Brackets Are Included
  • 3-3/8" Square Bolt Pattern