Exterior Components Body Panels and Components

Derale

Engine Adapter

$62.78

SKU: D00Y 25720

In Stock
In Stock
Ships by Sep 22
Free Shipping over $200
$100 Minimum Order
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Overview

The Derale 25720 is a GM thermostatic sandwich adapter designed to provide external oil lines for an engine oil cooler. It installs between the stock oil filter landing and the oil filter, retaining the stock filter. This adapter features a bi-metallic spring that diverts oil from the cooler until it reaches operating temperature.
Show original supplier description

Part #: 25720

High quality die-cast aluminum thermostatic sandwich adapter with 1/2" NPT ports and an O-ring diameter of 3 1/2", this adapter provides external oil lines to allow the addition of an engine oil cooler to most 1963-2007 GM V-8 engines. It installs between the stock engine oil filter landing and the oil filter. Stock filter is retained.

Features:

  • GM Thermostatic Sandwich Adapter with 1/2" NPT Ports

GM Thermostatic Sandwich Adapter with 1/2" NPT Ports

Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.

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 25720

About MOTORMIA

5,000+ Trusted brands
1M+ Enthusiasts
5M+ Parts sold

Buy with Confidence

Returns & Fitment

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

Shipping

Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.

Free shipping over $200 in the continental US. Alaska, Hawaii, U.S. territories (Puerto Rico, U.S. Virgin Islands, Guam, American Samoa, and the Northern Mariana Islands), and international orders carry surcharges — most appear at checkout. Some exceptions (LTL freight, or suppliers who quote freight only after we place the order) won’t. In those cases we’ll reach out with the exact charge before your order moves forward.

View Full Shipping Policy