DEI Radiator Relief Heater Hotter - 16 oz.
DEI Radiator Relief Heater Hotter - 16 oz.
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DEI Radiator Relief Heater Hotter - 16 oz.
Experience enhanced engine performance with the DEI Radiator Relief Heater Hotter, a top-tier coolant additive designed for efficiency and reliability. This 16 oz. solution is universally compatible and provides essential benefits for your vehicle's cooling system.
Key Features:
- Reduces Surface Tension: Specially formulated to minimize the formation of bubbles on hot metal surfaces like cylinder heads, improving overall engine efficiency.
- Enhances Heat Transfer: Boosts the heat transfer from the engine to the coolant, ensuring optimal engine performance and longevity.
- Reduces Cavitation and Scaling: Protects your engine by significantly lowering the risks associated with cavitation and scaling, which can lead to costly repairs.
Additional Benefits:
- Universal Application: Compatible with all types of coolant systems, making it a versatile choice for any vehicle.
- Easy to Use: Simply add the Radiator Relief to your coolant system for immediate benefits.
- Prop 65 Compliant: Safe for use, adhering to safety guidelines.
Upgrade your vehicle's cooling system today with DEI Radiator Relief Heater Hotter and enjoy the peace of mind that comes with improved engine performance and reduced maintenance costs!
Shipping & Returns
Shipping & Returns
📦 Shipping:
Orders are processed within 1–2 business days. Standard delivery takes 3–7 business days, depending on your location.
↩️ Returns:
You may return or exchange products within 60 days of receiving your order. Items must be in original condition with proof of purchase. If your item is defective or damaged due to manufacturing issues, we’ll replace it at no additional cost.

