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From the manufacturer
Heater Hotter Performance Radiator Additive
Design Engineering Heater Hotter is 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.
- Accelerates transfer of heat from engine to heater
- Improves engine warm-up time by 50%
- Simply add to your radiator
- Safe with all types of anti-freeze; contains no glycol
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| Heater Hotter | Radiator Relief | Radiator Relief | Radiator Relief | Chill Charger | |
| Use | Performance Radiator Additive | Coolant Additive for All Water Cooled Engines | Coolant Additive for Diesels | Cooling System Flush | Water-to-Air Intercooler Additive |
| Benefit | Warms up your vehicle 50% faster | Reduce engine operating temperature up to 30 degrees Fahrenheit | Concentrated for larger systems | Concentrated cleansing agent that effectively removes rust and mineral deposits | Maximizes thermal transfer to lower air intake temperatures |
Returns Policy
You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the 'Complete Orders' link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
Shipping
We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.
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