Welcome to the Aftermarket Parts distribution center for Energy Choice. We offer thousands of high-quality, brand-name aftermarket engine parts at discounted pricing. We cover a broad array of manufacturers and engines, including:

  • CAT
  • Cummins
  • Detroit Diesel
  • Jenbacher
  • John Deere
  • MTU
  • MAN
  • Waukesha
  • Dresser-Rand

Thanks to our global reach and decades of relationships in the cogeneration industry, we can lock in quick delivery times from order to shipping, ensuring your plant isn't down for long. If your requested part isn't in our inventory, we can work with our network of the world's leading aftermarket part manufacturers to source it. And if we still can't find the part, we can run it through the manufacturing process for you. 

Are you a reseller, high-volume spare-parts buyer, owner of a genset, CHP system or natural gas compression fleet company? Send us a complete list of the parts need for each of your units, including delivery requirements. Our parts department will contact you immediately with detailed information about availability and delivery rates for your wholesale or retail parts requirement. 

Partners, distributors, and verified customers can log in to our system to place orders.