Heating and Cooling› Fluid Cooler Pumps

Derale

GM V8 4 & 6 PASS DUAL CIRCUIT TUBE & FIN COOLER

$302.25

SKU: D00Y 15903

In Stock
In Stock
Ships by Jun 11
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

The Derale Engine Oil Cooler Kit 15903 is a dual-circuit tube and fin cooler designed to provide heat transfer capabilities for both engine and transmission systems. It features a free-flowing 4 and 6 pass cooler fabricated from 1/2-inch copper tubing and aluminum cooling fins. The kit is made in the USA and includes barb inlets of 11/32-inch and 1/2-inch.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandDerale
Part NumberD00Y 15903

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

View Full Return Policy