Collection: Auto - Radiator

Prevent overheating and protect your engine with our selection of Auto Radiator components. At DIY Customs, we provide high-efficiency multi-core aluminum radiators, specialized OEM-replacement units, durable transmission oil coolers, and heavy-duty cooling fans designed for a perfect fit in daily drivers, high-performance race cars, and heavy-duty tow rigs. Whether you are replacing a leaking plastic tank to restore reliability, upgrading to a high-capacity 3-row radiator for extreme summer hauling, or seeking a specialized performance core for a custom engine swap, our professional-grade hardware offers the heat dissipation and pressure resistance you need at unbeatable prices. From specialized high-pressure radiator caps to direct-fit cooling assemblies for popular domestic and import platforms, we carry the essential gear for every thermal management project. Don't see the specific core thickness, inlet/outlet configuration, or specialized integrated oil cooler for your build? Hit the live chat or call 412-882-8346—we can special order and drop-ship exactly what you are looking for directly to your doorstep!