DEI · New
DEI Radiator Relief Heater Hotter - 16oz.
MPN 40206 · Store SKU dei40206
Supplier stock checked 11/7/2026, 3:53:26 PM UTC. Adding a part does not reserve it.
Request a return within 30 calendar days after delivery. New parts must be unopened and unused.
Shipping & returns ↗This policy does not limit rights required by law.Free standard shipping on eligible parts orders of $100 or more. Oversized and freight items excluded. Fitment, taxes, availability and final totals are confirmed before payment.
Product details
Heater Hotter(TM) solves the problem of slow warm up times and waiting for your vehicle to thaw in winter months. Heater Hotter is specially formulated to accelerate the transfer of heat from the engine to the antifreeze in frigid climates. It allows your HVAC system in your vehicle to operate more efficiently, and for you to get comfortable, ice melting, window defrosting warm air up to 50% faster in even sub-zero temperatures. Heater Hotter is safe to mix with all types of anti-freeze. Heater Hotter(TM) solves the problem of slow warm up times and waiting for your vehicle to thaw in winter months. Heater Hotter formulated specifically to accelerate the transfer of heat from engine to cooling system in frigid climates that otherwise increase engine wear. Heater Hotter's unique formula allows your vehicle's heater to warm up 50% faster in even sub-zero temperatures and is safe to mix with all types of anti-freeze. Just simply add to your radiator. Heat Hotter™ Antifreeze Additive; 16 oz.; One 16 oz bottle of Heater Hotter. Heat Hotter™ Antifreeze Additive Heater Hotter 16 oz.
Manufacturer fitment & guides
- Universal
- Manufacturer-supplied application summary from Turn14; this may not be an exhaustive fitment list.
Part-specific notes
- Ground shipping only.
- California Proposition 65: Y
