Looking for aftermarket parts to modify or upgrade your 2006 Hummer H3 with engine components? At Tunersports.com we carry a huge selection of the top name brand performance engine component parts and accessories for your H3.
Whether you have a 2006 Hummer H3 in Base trim we have you covered. With engine components from bearings to valve covers we have 37 H3 engine component mods available. All parts have free shipping to the Continental US 48 States.
