Product images and videos 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.
Heating and Cooling› Oil and Fluid Coolers
Derale
18k Transmission Cooler
SKU: D00Y 13103
Moderate — 2–4 hours
Overview
Show original supplier description
Part #: 13103
This Tube & Fin transmission cooler features 1/2" copper tubing expanded into aluminum cooling fins and includes embossed turbulators which serve to agitate fluid for maximum heat transfer. Perfect for medium-sized cars and compact trucks and SUVs' that see light duty towing, they improve shifting performance and extend the life of the transmission by eliminating heat-related transmission failures. This kit comes with a complete transmission cooler hardware kit to easily install onto vehicles with 5/16" transmission cooler lines.
Features:
- 6 Pass 17" Series 7000 Copper/Aluminum Transmission Cooler Kit, Intermediate
Fluid Cooler - 16.625 x 7.625 x 0.750 in - Tube Type - 11/32 in Hose Barb Inlet / Outlet - Fitting / Hardware / Hose - Aluminum / Copper - Black Powder Coat - Automatic Transmission - Kit
Vehicle Symptoms
- Transmission overheating while towing
- Burning smell from transmission fluid
- Slipping gears under heavy load
- Harsh or delayed gear shifts
- Transmission temperature warning light on
Diagnostic Codes
- P0218 – Trans Fluid Overtemperature Condition
Relevant Conversations
- transmission overheating fix for towing
- Derale 13103 transmission cooler install
- best transmission cooler for SUV
- how to install transmission cooler on F150
- transmission slipping after overheating
- P0218 transmission fluid over temperature
- Derale vs B&M transmission cooler comparison
- transmission cooler kit for light duty truck
- prevent transmission failure with cooler
- transmission temp gauge reading high under load
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
| Brand | Derale |
| Part Number | D00Y 13103 |
About MOTORMIA
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 PolicyShipping
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