The Derale 15502 is a universal 6-pass engine oil cooler kit built with copper tube and aluminum fin construction for stock to mild street use. It lowers oil temperatures and can help reduce coolant temperatures, and it includes everything needed to install on most passenger vehicles. The kit ties into the engine with a Type B sandwich adapter that fits a range of filter threads, and routes oil to the cooler through 10 feet of 1/2" hose.
Specifications:
- Cooler: 6 pass Series 7000 copper/aluminum tube and fin
- Cooling: 6,000 BTU/hr
- Cooler dimensions: 16-5/8" W x 7-5/8" H x 3/4" D
- Cooler inlets: 1/2" barb
- Sandwich adapter: Type B, fits 3/4"-16, 13/16"-16, 18x1.5mm, 20x1.5mm, and 22x1.5mm threads
- Adapter inlet: 3/8" NPT
- Hose: 1/2", 10 ft
- Added fluid capacity: 7 oz
- Included: cooler, Type B sandwich adapter, hose, complete hardware kit
- Part number: 15502
FAQ
What is the Derale 15502 kit for?
It is a universal engine oil cooler kit for stock to mild street vehicles, lowering oil and helping reduce coolant temperatures.
How does it connect to the engine?
It uses a Type B sandwich adapter that installs between the engine and oil filter and fits several filter thread sizes.
What is included?
It includes the cooler, the sandwich adapter, 10 feet of 1/2" hose, and a complete hardware kit.
How is the cooler built?
It uses 6-pass Series 7000 copper tube and aluminum fin construction rated at 6,000 BTU/hr.

