dual diaphragm

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    HD Dual Diaphragm Brake Boosters *** FREE SHIPPING ***

    These are great for extra stopping power. Especially if you have larger tires or after market axles. 1 Year warranty, and FREE SHIPPING in the lower 48 US. These heavy duty power brake conversion kits convert a single diaphragm booster to a dual diaphragm setup which creates more stopping...