DEI
DEI Radiator Relief 16oz Coolant Additive — Universal Cooling System Treatment
DEI Radiator Relief 16oz Coolant Additive — Universal Cooling System Treatment
DEI Radiator Relief 16oz Coolant Additive — Universal Cooling System Treatment
DEI Radiator Relief 16oz Coolant Additive — Universal Cooling System Treatment
DEI Radiator Relief 16oz Coolant Additive — Universal Cooling System Treatment
DEI Radiator Relief 16oz Coolant Additive — Universal Cooling System Treatment
DEI Radiator Relief 16oz Coolant Additive — Universal Cooling System Treatment
DEI Radiator Relief 16oz Coolant Additive — Universal Cooling System Treatment
DEI Radiator Relief 16oz Coolant Additive — Universal Cooling System Treatment
DEI Radiator Relief 16oz Coolant Additive — Universal Cooling System Treatment
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DEI Radiator Relief 16oz Coolant Additive — Universal Cooling System TreatmentDEI Radiator Relief 16oz Coolant Additive — Universal Cooling System TreatmentDEI Radiator Relief 16oz Coolant Additive — Universal Cooling System TreatmentDEI Radiator Relief 16oz Coolant Additive — Universal Cooling System TreatmentDEI Radiator Relief 16oz Coolant Additive — Universal Cooling System TreatmentDEI Radiator Relief 16oz Coolant Additive — Universal Cooling System TreatmentDEI Radiator Relief 16oz Coolant Additive — Universal Cooling System TreatmentDEI Radiator Relief 16oz Coolant Additive — Universal Cooling System TreatmentDEI Radiator Relief 16oz Coolant Additive — Universal Cooling System TreatmentDEI Radiator Relief 16oz Coolant Additive — Universal Cooling System Treatment
DEI

DEI Radiator Relief 16oz Coolant Additive — Universal Cooling System Treatment

SKU: DEI40200

About DEI DEI engineers high-quality automotive parts and accessories trusted ...Read more

Price:
$563.74
5630 ENTRIES10X
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Car Wheel Size Chart

Wheel Diameter (inches) Tire Width (mm) Aspect Ratio Rim Width (inches)
14185655.5
15195606.0
16205556.5
17215507.0
18225457.5
19235408.0
20245358.5

Note: Wheel and tire sizes vary by car make and model. Always consult your vehicle’s manufacturer for exact specifications.

How to Read Tire Size

Example: 225/45R17 means:

  • 225 = Tire width in mm
  • 45 = Aspect ratio (height as % of width)
  • R17 = Rim diameter in inches

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About DEI

DEI engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full DEI lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

Optimize Cooling Efficiency with DEI Radiator Relief

High engine temperatures can rob your vehicle of performance and lead to long-term damage. DEI Radiator Relief (16 oz.) is a high-performance coolant additive designed to supercharge your cooling system. By improving the thermal transfer efficiency of your radiator, this formula helps reduce operating temperatures by up to 30°F.

Why Choose Radiator Relief?

  • Temperature Reduction: Proven to lower engine temps for consistent performance under load.
  • Corrosion Protection: Inhibits electrolytic and chemical corrosion in your cooling system.
  • Anti-Foaming Agent: Reduces air bubbles to ensure maximum liquid-to-metal surface contact.
  • Material Compatibility: Safe for use with aluminum, copper, brass, and cast iron radiators.
  • Universal Formula: Compatible with all standard anti-freeze mixtures and coolant additives.

Beyond cooling, Radiator Relief acts as a preventative maintenance tool, balancing the acidic effects that naturally develop in cooling systems over time. Whether you are running a high-performance track car or a heavy-duty street vehicle, this additive helps prevent overheating and extends the life of your cooling components. Experience superior thermal management and engine protection with premium additives from GGCRACING.

About DEI

DEI engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full DEI lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

Optimize Cooling Efficiency with DEI Radiator Relief

High engine temperatures can rob your vehicle of performance and lead to long-term damage. DEI Radiator Relief (16 oz.) is a high-performance coolant additive designed to supercharge your cooling system. By improving the thermal transfer efficiency of your radiator, this formula helps reduce operating temperatures by up to 30°F.

Why Choose Radiator Relief?

  • Temperature Reduction: Proven to lower engine temps for consistent performance under load.
  • Corrosion Protection: Inhibits electrolytic and chemical corrosion in your cooling system.
  • Anti-Foaming Agent: Reduces air bubbles to ensure maximum liquid-to-metal surface contact.
  • Material Compatibility: Safe for use with aluminum, copper, brass, and cast iron radiators.
  • Universal Formula: Compatible with all standard anti-freeze mixtures and coolant additives.

Beyond cooling, Radiator Relief acts as a preventative maintenance tool, balancing the acidic effects that naturally develop in cooling systems over time. Whether you are running a high-performance track car or a heavy-duty street vehicle, this additive helps prevent overheating and extends the life of your cooling components. Experience superior thermal management and engine protection with premium additives from GGCRACING.

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