Radiator - 1ARAD00803

Warranty & Shipping
Product Reviews
Vehicle Fit


  • Direct replacement
  • Plastic tanks with aluminum core
  • Dimensions:
    • Height: 30 1/2"
    • Width: 15 5/16"
    • Thickness: 1"
  • Built to strict quality control specifications


Radiators may incur bent cooling fins or small imperfections during shipping or manufacturing. A few bent fins or small dents and scratches do not affect the fit or the function of the part. Neither our 60 Day satisfaction guarantee, nor the manufacturer's warranty, cover these types of insignificant damages.

Transmission Cooler Note:

Some radiators are designed to be used on both automatic and manual transmission applications. These radiator may have fittings for an automatic transmission fluid cooler. However these radiators can be used on manual transmission models without issue and require no additional parts or modifications.

Direct Fit Replacement

Core thickness equal to the OE part.  If radiator core is slightly thinner than the OEM, this can decrease overall performance and lifespan.

Premium Aluminum Core

Engineered for top performance.  Provides efficient cooling and heat-transfer.

100% Leak Tested

Built to strict quality control standards.

Item Condition: New

Attention California Customers:

WARNING: Cancer and Reproductive Harm -

Lifetime Warranty

This item is backed by a Limited Lifetime Warranty. In the event this item should fail due to manufacturing defects during intended use, we will exchange the part free of charge (excludes shipping charges) for the original purchaser.

4.67/ 5.0
3 reviews
5 Stars
4 Stars
3 Stars
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1 Star
Good part works real good an it was affordable and not expansive came fast an really made my car stop over heating an leaking thanks so much from your valuable customer
April 30, 2018
The parts where great the shipping is always on time when you guys say they will be here great service and great parts to order
May 22, 2018
Caddy radiation complete!!!
My part finally came in ! Very fast delivery And complete the job same day. Will definitely continue shopping here for parts.??
October 31, 2018
Will this fit my car? Add a vehicle to make sure
Customer Q&A
Ask a question to 1A Auto customers who purchased the product
Does this item come with all fittings needed to install in my cadillac?
Luke Y March 13, 2016
This item should install with either fittings on the radiator OR by swapping over your OEM and installing on the new part.
Brian F March 14, 2016
Year Make Model Description
2001-2005Cadillac Deville Cadillac Deville Radiator without Engine Oil Cooler
2001-2003Oldsmobile Aurora Olds Aurora Radiator V8 4.0L
Part #: 1ARAD00803

Order must be placed by 4pm ET
Delivery options for:

Estimated Arrival Cost

Deliveries made to PO Boxes and FPO may take longer. See our Shipping & Delivery for more information.

Get it in: 2 - 4 Business Days

Want it sooner? Choose Next Day Air at Checkout