Heating and Cooling› Thermostats, Housings and Fillers

Royal Purple

Radiator Coolant Additive

$137.88

SKU: ROY12600

In Stock
In Stock
Ships by Sep 12
Free Shipping over $200
$100 Minimum Order
30 Days Return

Overview

The Royal Purple ROY12600 is a 12 oz radiator coolant additive. It is a high-performance radiator conditioner that provides year-round defense against corrosion and improves heat transfer.

It features an advanced 2-in-1 corrosion inhibitor and wetting agent.
Show original supplier description
The Royal Purple ROY12600 is a 12 oz radiator coolant additive designed to enhance the performance of your vehicle's cooling system. This product is a high-performance radiator conditioner that offers year-round defense against corrosion and superior heat transfer capabilities. By combining an advanced 2-in-1 corrosion inhibitor with a wetting agent, Purple Ice ensures that your cooling system operates at peak efficiency, protecting it from damage and maintaining optimal temperature regulation. This additive is formulated to work in conjunction with your existing antifreeze and coolant. Its specialized formula provides enhanced heat transfer, which is crucial for preventing engine overheating, especially under demanding conditions. The corrosion inhibitor protects various cooling system components from rust and degradation, extending the life of your radiator, water pump, and other parts.

Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.

Fitment

Fitment Guaranteed

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Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandRoyal Purple
Part NumberROY12600
CategoryHeating and Cooling

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Returns & Fitment

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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Shipping

Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.

Free shipping over $200 in the continental US. Alaska, Hawaii, U.S. territories (Puerto Rico, U.S. Virgin Islands, Guam, American Samoa, and the Northern Mariana Islands), and international orders carry surcharges — most appear at checkout. Some exceptions (LTL freight, or suppliers who quote freight only after we place the order) won’t. In those cases we’ll reach out with the exact charge before your order moves forward.

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