Looking for in-stock aftermarket parts to modify or upgrade your GMC R3500 with headers & manifolds? At Tunersports.com we carry a huge selection of the top name brand performance headers & manifold parts and accessories for your R3500.
Whether you have a 1988 or 1991 GMC R3500 in Base to SLE trim we have you covered. We have 2 headers & manifolds available to mod your R3500. All parts have free shipping to the Continental US 48 States.