The Derale 15405 is a 13 row plate and fin engine oil cooler kit that includes a sandwich adapter. The adapter installs between the engine block and the oil filter to route engine oil out to the plate and fin cooler and back, lowering oil temperature. The furnace-brazed aluminum core and included fittings make it a complete oil cooler install.
Specifications:
- Type: Engine oil cooler kit (plate and fin)
- Rows: 13
- Core construction: Furnace-brazed aluminum plate and fin
- Included: Sandwich adapter and fittings
- Cools: Engine oil
- Fitment: Universal
- Part number: 15405
FAQ
What is the Derale 15405?
It is a 13 row plate and fin engine oil cooler kit with a sandwich adapter.
How does it connect to the engine?
A sandwich adapter installs between the block and the oil filter to route oil to the cooler.
What is the core made of?
A furnace-brazed aluminum plate and fin core.
What does it cool?
It cools engine oil.

