DEI Radiator Relief

DEI Radiator Relief

Brand: Design Engineering Inc
Excl. VAT
Inc. VAT


Radiator Relief supercharges your radiator by transferring heat more efficiently through the radiator.

This proven coolant additive will reduce the temperature of the coolant by up to 30°F and cut engine warm up time in half.


  • Corrosion inhibitor
  • Anti-foaming agent
  • Compatible with water and all types of antifreeze products