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DHD 100-682 5/8" Transmission Cooler Line Kit 2006-2010 Duramax LBZ LMM

100-682 - 7B
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If our hardcore hooker line sets don't fit your budget, consider replacing your hard lines with these 5/8" flexible hose kits. Our flex cool hose kits are constructed of super durable hydraulic hose and comes with all the fittings you might need to complete the install. 


  • Heavy Duty 5/8" Braided Hydraulic Hose
  • Industrial JIC Steel Swivel Fittings
  • Eliminates Leak Prone Push Connect OE Cooler Line Fittings
  • Hose rated @ 300 PSI Working & 1200 PSI Burst
  • Includes all 3 Hoses, Transmission to Radiator, Radiator to Front Cooler, Front Cooler to Transmission
  • Each fitting package is hand selected by DHD staff so you get the right fittings, every time.
  • Includes 6 Speed 7/8" Bellhousing, Cooler and Radiator Fittings Specific to LBZ LMM trucks.


You may need to order Setrab M22 Metric Fittings if you have an aftermarket Radiator or Aux Cooler.

Compare to:

  •  Deviant 73420

Instructions: CLICK HERE



Shipping Information

  • Item Requires Shipping
  • 13.0 lbs.
  • W16.0000” x H16.0000” x L4.0000”
  • Free Shipping

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