Hummer H2 Engine Oil Cooler Hose Dorman 625-637 - 1AEOC00079

This engine oil cooler inlet & outlet line is among the highest quality replacements on the market. It's just what you need to get your vehicle in good working order again!


  • Engine Oil Cooler Upper Inlet & Outlet Hose
  • Includes all materials needed to complete the repair (o-rings where applicable)
  • Replaces dealer part number: 15114167
  • Direct replacement
  • Built to strict quality control standards
  • Redesigned to have more resiliency against "compression set" which can result in crimp failure. This is the number one failure associated with engine oil cooler line assemblies
  • Fits models with V8 6.0L Engines only
  • Fits models with 7.75mm Length Flared End Tube

Replace your rusted, rotted, or damaged oil cooler line with this great fitting alternative. This engine oil inlet & outlet coolant line makes a great replacement and has good cost savings over an engine oil cooler line from the dealer.

Lifetime Warranty

This item is backed by a Limited Lifetime Warranty. In the event this item should fail due to manufacturing defects during intended use, we will exchange the part free of charge (excludes shipping charges) for the original purchaser. Please keep your invoice for proof of this warranty.

There are no reviews for this item. Write Review
Start typing your question and we'll check if it was already asked and answered. Learn More
No questions have been asked about this item. Be the first!

Vehicle Fit

  • 2003 Hummer H2 Inlet & Outlet Engine Oil Cooler Hose Dorman 625-637
  • 2004 Hummer H2 Inlet & Outlet Engine Oil Cooler Hose with 7.75mm Length Flared End Tube Dorman 625-637
Part #: 1AEOC00079

Ships in 1-3 Business Days. Delivery times vary.

Brand #: 625-637

We're here to help

1A Auto Parts

Customer Feedback

"Thanks for the fast reliable service. Great price, and the headlights were as good as oem or better!!! Keep up the good work..."
- Dwuan M.
Read More