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Free Shipping Over $299.99

Free Shipping Over $299.99

Orders of $299.99 or more ship free within the continental U.S.

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This part does not have vehicle specific fitment. Please contact us if you need fitment assistance.

Design Engineering Radiator Relief 32oz
Part Number: 040104

Design Engineering Radiator Relief 32oz-A1
Images may be for reference only

Design Engineering Radiator Relief 32oz
Part Number: 040104

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$19.18

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Monday-Friday: 10am-4pm MST

Product Details

Brand: Design Engineering
Part Number: 040104
UPC: 607078401045

DEI's highly acclaimed Radiator Relief line has expanded with the addition of several thermal additives designed to increase the cooling efficiency of any stock or aftermarket radiator. 

  • Reduce engine temperatures up to 30° F with new anti-foam formulas using corrosion inhibitors.
  • DEI's Radiator Relief thermal chemicals can increase the cooling systems efficiency of any vehicle by working with the radiator to lower engine operating temperatures up to 30° F!
  • Before you upgrade to a performance fan or larger radiator try DEI Radiator Relief products.

WARNING: This product may contain chemicals known to the State of California to cause cancer or birth defects. www.P65Warnings.ca.gov.

Vehicle Fitment

This part does not have vehicle specific fitment

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K Series Parts
1630 E 66th Ave
Denver, CO 80229