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. 

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

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• 1964-1972 A Body, 1967-1969 F Body, 1968-1964 X Body

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• 11″ Single Diaphragm Delco Style 

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• Zinc or Chrome Finish

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• Angle Brackets Are Included

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• 3-3/8″ Square Bolt Pattern

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