Radiators and Cooling

Performance Online's line of aluminum radiators and electric fans are 2nd to none. All radiators are 100% tig welded aircraft aluminum. 2 row radiators offer 2 rows of 3/4" tubes capable of cooling 400-600 HP vehicles. Our 3 row radiators have 3 rows of 5/8" tube cooling up to 800 HP. Killer looks and outstanding performance is what makes our radiators so popular. Whether you're restoring a classic car or truck or building a high end muscle car, pro touring, or restomod, we have what you need to keep it cool.
Products
Billet Aluminum Thermostat Housings for Small Block, Big Block Chevy's w/ 360 degree swivel design.
Billet Aluminum Thermostat Housings for Chevy LS Engines w/ 360 degree swivel design.
These highly polished stainless radiator overflow tanks really improve the looks of your engine compartment and keep your coolant off of your frame and the ground.
These knurled edge billet radiator caps are available for radiators sold by Performance Online and most all vehicles.
These smooth polished billet radiator caps are available for radiators sold by Performance Online and most all vehicles.
Performance Online's line of aluminum radiators and electric fans are 2nd to none. All radiators are 100% tig welded aircraft aluminum. 2 row radiators offer 2 rows of 3/4" tubes capable of cooling 400-600 HP vehicles. Our 3 row radiators have 3 rows of 5/8" tube cooling up to 800 HP. Killer looks and outstanding performance is what makes our radiators so popular. Whether you're restoring a classic car or truck or building a high end muscle car, pro touring, or restomod, we have what you need to keep it cool.