Checkmate is a savings app with over one million users that have saved $$$ on brands like American Muscle.
The Checkmate extension automatically applies American Muscle discount codes, American Muscle coupons and more to give you discounts on products like USA Standard Gear T56 Manual Transmission 1st, 2nd and Inner Gear Blocker Synchro Ring (96-01 4.6L Mustang).
Checkmate users have also been loving these products from American Muscle.
Users have been saving products like this to their collections.