We build superior Hummer automotive engines and make it available to you at approximately 50% off the Hummer dealer price. Our Hummer discount motors come with a 7-year or 100,000 mile warranty. Do you know any Hummer engine rebuilder or dealer that can bit this promise? Probably, not. Our remanufactured Hummer engine's warranty exceeds by far the original manufacturer warranty provided by GM dealers nationwide. We encourage you to visit your local Hummer dealers and compare our pricing, quality and warranty on a Hummer engine. We also encourage you to visit our testimonials page and read what other Hummer engine buyers think about our HiPerformer engine, its quality and most important the world-class customer support offered by the HiPerformer team. Buy your rebuilt Hummer engine with confidence knowing your Hummer engine block was manufactured by top-notch certified machinists, all the moving parts have been replaced with new Hummer parts and finally the Hummer motor passed a rigorous testing to comply with the OEM specifications of GM.

Are you restoring your Hummer car/truck? Try the reliable HiPerformer power engine for any Hummer car or truck restoration, repair or any custom upgrade for your Hummer automobile. Think twice before you buy rebuilt Hummer engines from another supplier. Many of the Hummer rebuilt engines using refurbished or used parts inside the engine block. The HiPerformer engine built to improve the performance of your Hummer vehicle or the application that utilizes the Hummer engine as a power solution. Restoring an antique or classic Hummer car or truck is tedious and lengthy process. We guarantee the quality of our Hummer engine. HiPerformer offers unprecedented warranty of 100,000 mile or 7-year on its Hummer passenger car rebuilt engine. The HiPerformer team helped thousands of do-it-yourselfers restoring their automobiles. Go with the best, install the HiPerformer GM engine on your Hummer vehicle.

We offer a wide range of Hummer performance engine accessories, cylinder heads and quality replacement engine long blocks for all the Hummer car, truck and power applications. These Hummer small or big block applications may come with additional performance option. If you want more power on your Hummer automobile, just tell us your power or performance requirements you need on your new car or truck engine and we will rebuild a motor that meets or exceeds your performance requirements. To inquire about our performance options, please send us your Hummer engine block casting, crankshaft casting and the VIN of your Hummer vehicle. We will let you know what advanced power options are available for the Hummer motor. Buy the HiPerformer Hummer engine today and save big money!