At Diamond Radiator, we repair a wide range of heat exchangers and cooling system components for industrial, automotive, marine, and heavy-duty applications. Our services include repair and restoration of: Radiators Oil coolers Charge air coolers (intercoolers) Condensers Evaporators Tube-and-shell heat exchangers Aluminum and copper/brass coolers EGR We service heat exchangers used in heavy equipment, trucks, generators, motorhomes, and industrial machinery. Whether your unit is leaking, clogged, contaminated, or damaged, our team can clean, repair, or re-core it to restore optimal cooling performance. With advanced repair techniques and fast turnaround times, we help minimize downtime and keep your equipment operating efficiently.

At Diamond Radiator, we repair, rebuild, and service heat exchangers, oil coolers, and marine cooling systems from a wide range of OEM manufacturers. Our experience covers both industrial and marine applications, including: Industrial & Heavy-Duty Heat Exchanger Manufacturers We service equipment from leading industrial brands such as: Caterpillar (CAT) Cummins Detroit Diesel Perkins Komatsu John Deere Volvo Penta MTU Deutz Isuzu Kubota Yanmar Oil Cooler Manufacturers We repair and restore oil coolers and lubrication system heat exchangers from brands including: Modine Hayden Thermal Transfer Products API Heat Transfer Young Radiator Bell Intercoolers AKG Thermal Systems Setrab Behr / Mahle Marine Heat Exchanger & Cooler Manufacturers We service marine heat exchangers, aftercoolers, and keel coolers from manufacturers such as : Sen-Dure Bowman (UK) Fernstrum (Keel Coolers) R.W. Fernstrum & Company American Industrial Heat Transfer (AIHT) Orca Marine Cooling Polar Power Sanmar Marine Full-Service Cooling System Solutions Whether your unit is leaking, clogged, corroded, or contaminated, we provide: Heat exchanger repair and cleaning Oil cooler repair and flushing Marine cooler restoration and pressure testing Custom re-core and fabrication services With decades of experience and on-site manufacturing capabilities, we can service even obsolete or hard-to-find heat exchangers and coolers, restoring them to OEM performance or better.

Yes, Diamond Radiator specializes in repairing leaking heat exchangers, radiators, and oil coolers using advanced welding, brazing, and sealing techniques.

Common signs include overheating, reduced cooling efficiency, leaks, contamination, or restricted flow. If your equipment is running hotter than normal, it may need professional heat exchanger repair.

Yes, we provide oil cooler repair, cleaning, and pressure testing for industrial equipment, heavy-duty trucks, and generators to restore proper cooling and performance.

Absolutely. We offer professional cleaning and flushing services to remove sludge, debris, and contamination, restoring proper flow and heat transfer efficiency.

Yes, we repair aluminum heat exchangers and oil coolers, using specialized techniques to ensure durability and long-lasting performance.

Turnaround time depends on the condition and type of unit, but most heat exchanger repairs are completed within a few days. Expedited services may be available for urgent jobs.

In many cases, repairing or reconditioning a heat exchanger is more cost-effective than replacing it. Our team will assess your unit and recommend the best solution.

We service industrial, construction, transportation, oil & gas, marine, and power generation industries, including heavy equipment, trucks, and generators.