Duramax 6.6 Tow/Haul Series

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In addition to every feature listed for our Street Series of engines our tow/haul series can include upgraded camshafts, HD pushrods, heavy duty springs and revised clearances to handle extreme duty applications. DFC can build a very durable and robust combination for your specific needs and all still backed with a 5 year 160,000km (100,000mi) parts and labor warranty. DFC Diesel – your premier choice for duramax engine rebuilders in Edmonton.


Contains all upgrades of the Street Series and can include;


  • Colt stage 2 or SoCal camshaft
  • Hamilton HD pushrods
  • Hamilton HD valve springs
  • ARP series 2000 head stud kit

  • Additional dowels added for harmonic balancer and oil pump drive gear
  • Ceramic coated piston crowns and skirts
  • De-lipped piston bowls