Motorhome Radiators


Active Radiator proudly serves as your trusted and reliable go-to source for top-quality radiators tailored to suit various motorhome lines, including Monaco, Winnebago, Tiffin, and more. We deeply empathize with the challenges that arise when back-ordered or discontinued parts disrupt the seamless operation of your motorhome, leading to frustrating downtime. Our commitment to ensuring swift solutions and uninterrupted journeys is reflected in our extensive inventory of in-stock radiators, carefully curated to meet your needs promptly. Furthermore, our innovative capacity to custom-design and manufacture radiators sets us apart, empowering us to cater to unique specifications and demands efficiently. Even in cases where a specific radiator is not readily available in our current stock, our streamlined processes ensure a swift lead time of approximately two weeks, guaranteeing minimal delays and maximum satisfaction for our valued customers. Trust Active Radiator to be your dependable partner in keeping your motorhome running smoothly and reliably, with our dedication to unparalleled service and quality radiators designed to exceed your expectations.


Monaco, a revered recreational vehicle (RV) brand originating from Decatur, Indiana, boasts a prominent reputation within the industry. Specializing in the creation of high-quality Class A diesel motorhomes, Monaco offers a diverse portfolio designed to cater to the discerning tastes of RV enthusiasts. Recognizing the significance of maintaining your motorhome in optimal condition, Active is committed to supporting your needs with a range of services.

To ensure your motorhome’s cooling system operates efficiently, we offer top-of-the-line radiators designed to keep your RV running smoothly on the open road. Our team understands the vital role that every component plays in enhancing your RV experience, and we take pride in offering high-caliber products and services that help you make the most of your Monaco motorhome. Trust Active to be your reliable partner in enhancing and safeguarding your RV investment.

                                                        View Monaco Radiators

Winnebago Industries, Inc., headquartered in the United States, stands as a distinguished American manufacturer renowned for producing motorhomes, a quintessential recreational vehicle (RV). The Winnebago brand enjoys an esteemed reputation across the industry, being synonymous with exceptional RV quality and innovation. In addition to motorhomes, Winnebago also specializes in the production of utility vehicles ranging from light to medium-duty, and other supplementary products designed to cater to diverse customer needs.

Here at active, we understand the paramount importance of maintaining optimal performance for your motorhome. To aid in this endeavor, we offer a range of high-quality radiators specifically crafted to ensure your cooling system operates seamlessly, safeguarding your vehicle’s longevity and efficiency. Engaging with us means entrusting your motorhome to expert care, as we provide reliable solutions to uphold your vehicle’s functionality and performance standards.

                                               View Winnebago Radiators


The Tiffin Group, a prominent player in the RV industry, made its entrance in the 1970s with the launch of the highly regarded Open Road Allegro unit, known for its exceptional affordability within the class A category. Tiffin’s extensive product range includes Class A, Class B, and Class C motorhomes, showcasing their commitment to catering to diverse customer needs. Recently, the company unveiled the cutting-edge Allegro Bay Super C model, expanding its lineup with outstanding features.

Active Heavy Duty Cooling Products takes pride in its extensive range of in-stock radiators, offering customers a diverse selection to meet various needs. We understand the importance of quick and efficient service, which is why our dedicated team is ready to custom-build a radiator if a specific model is not readily available.  In cases where a specific radiator is not available, our skilled team can custom-build one promptly, typically delivering within a two-week timeframe to ensure minimal disruption to your motorhome experience.

                                                   View Tiffin Radiators

Frequently Asked Questions

Why should you choose OEM replacements for your motorhome radiators?

Active Radiator’s solutions are engineered to exceed OEM standards, ensuring perfect fit, optimal performance, and exceptional durability for your motorhome’s cooling system. Trust us for reliable and efficient operation during travel. 

How do I know if my motorhome radiator needs replacement?

Common signs of a radiator problem include overheating, coolant leaks, and a decrease in cooling efficiency. If you notice any of these issues, it’s essential to inspect and consider replacing your radiator promptly to avoid potential damage to your engine.

What sets our radiators apart from other aftermarket options?

Our radiators stand out due to their premium quality, direct OEM replacements, and meticulous engineering. Built to withstand demanding conditions, they ensure reliable performance and prolonged service life for buses.

Do our radiators come with a warranty?

Yes, all our radiators come with a warranty to provide peace of mind and assurance of quality. The warranty terms may vary depending on the specific radiator model, so please check the product details for more information.

How long does shipping take for radiator orders?

We offer fast and reliable shipping options to ensure you receive your radiator promptly. Shipping times may vary based on your location and the availability of the radiator in stock. You can check estimated delivery times during the checkout process.

What should I do if I can’t find the radiator for my specific motorhome model?

If you are unable to find the radiator for your specific motorhome model on our website. Please reach out to our customer support team. We’ll do our best to assist you in finding the appropriate radiator or alternative solution for your needs.

Discover Unrivaled Quality and Expertise

At Active Radiator, we take pride in offering premium OEM replacements for all bus radiators. Our meticulously engineered radiators ensure a perfect fit, optimal performance, and unmatched durability.

With over 30 years of experience, our commitment to excellence and customer satisfaction remains unwavering. We provide reliable cooling solutions that meet or exceed OEM standards. By choosing our radiators, fleets can rely on superior quality and efficient cooling. Which ensures their buses operate at peak performance when it matters most.

We invite you to explore our wide range of high-performance radiators, backed by a solid track record of expertise and exceptional customer support. Whether you need replacements for Winnebago, Monaco, Newmar and more, our products are engineered to keep your fleet moving.

Experience the Active Radiator difference today and equip your motorhome with the finest radiators available.