The Derale 6 Pass 17 inch Series 7000 Transmission Cooler Kit uses a copper tube and aluminum fin core to pull heat out of transmission fluid. It is rated for vehicles up to 18,500 lb GVW and uses 11/32 inch hose barb inlets. The kit includes a complete transmission cooler hardware kit and 4 feet of 11/32 inch hose.
Specifications:
- Type: Series 7000 copper/aluminum tube & fin transmission cooler kit
- Passes: 6
- Core size: 17 in
- Construction: copper tube with aluminum fins
- Ports: 11/32 in hose barb inlets
- GVW rating: 18,500 lb
- Overall dimensions: 16-5/8 in W x 7-5/8 in H x 3/4 in D
- Fluid capacity: 7 oz
- Included: complete hardware kit, 4 ft of 11/32 in hose
- Part number: 13103
FAQ
What is the Derale 13103 kit for?
It is a universal add-on transmission cooler kit rated for vehicles up to 18,500 lb GVW.
How is the core built?
It is a 6 pass, 17 inch Series 7000 copper tube and aluminum fin core.
What is included?
A complete hardware kit and 4 feet of 11/32 inch hose for 11/32 inch barb inlets.
How big is the cooler?
It measures 16-5/8 inches wide by 7-5/8 inches tall by 3/4 inch deep and holds about 7 ounces of fluid.

