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Drain Valve Demonstration
Drain Valve Demonstration
When you receive your drain valve, the petcock is in the open position. This may look backward to you. Refer to the video to see the open and closed position. 
DeWitts™ Corvette Products Highlight Video
DeWitts™ Corvette Products Highlight Video
A true direct fit®. No modification required. TIG Welded by experts. 30% more cooling than stock. DeWitts™ Corvette Radiators. 
Autorama 2022 Recap
Autorama 2022 Recap
The DeWitts team attended 2022 Detroit Autorama and recorded some footage of DeWitts-equipped vehicles at the show! 
How To Install The C7 Auxiliary Radiator (#32-C7AUX)
How To Install The C7 Auxiliary Radiator (#32-C7AUX)
To install your C7 Auxiliary Radiator, follow these steps as highlighted in the video above. Prior to lifting the car, remove the surge tank cap in preparation of draining the radiator. *Image from video*  ...
1984-89 Corvette Fan Upgrade
1984-89 Corvette Fan Upgrade
The 1984-1989 Corvette Fan Upgrade contains two rows of one-inch tubes made of aluminum. We got rid of the plastic tanks and the small core and we went with just the all-aluminum direct fit radiator. In ord...
Proper Fan Sizing To Radiator Core
Proper Fan Sizing To Radiator Core
To properly size a fan to your radiator, we're looking for coverage on the actual radiator core. The actual tube to fin area of the core rule of thumb is that we want at least 70 percent of that core covere...
DeWitts Honeycomb Radiator Protector
DeWitts Honeycomb Radiator Protector
When your radiator takes a beating from road debris and bugs, you need a Dewitts™ Honeycomb Radiator Protector. The protector is made of rigid Nomex material, which is strong, lightweight, and can be easily...
How To Use The DeWitts SPAL SPFRH Wiring Kit
How To Use The DeWitts SPAL SPFRH Wiring Kit
The Dewitts™ SPAL Wiring Kit is a simple relay harness that comes with all of DeWitts™ radiator and fan combinations. *image from video* For example, above we have a dual radiator fan combination. It comes ...
DeWitts 32-579 Custom Cushions
DeWitts 32-579 Custom Cushions
Our 32-579 Custom Cushions are a molded rubber cushion that will be used in place of the stock version cushions. All of our C3 Corvette Radiators and most of your standard GM early radiators that sit down i...
DeWitts Universal Brushless Fan Shroud Promo
DeWitts Universal Brushless Fan Shroud Promo
Our universal fan shroud has four molded-in cut lines. You can cut it evenly so the fan is centered in your core or you could cut it offset to one side in case you have to push the shroud to one side or the...
'90-'96 Corvette SPAL Fan Kit
'90-'96 Corvette SPAL Fan Kit
Dual 11-inch SPAL fans for the 1990 to 1996 Corvette are included in the kit. Custom brackets to mount to your existing fan enclosure are also included so it’s plug and play. Unplug your stock fans, plug it...
SPAL Fans Promo
SPAL Fans Promo
DeWitts Radiator is proud to offer SPAL cooling fans. As one of the world's largest manufacturers of cooling fans, SPAL designs and manufacturers sealed DC brush and brushless motor electric cooling fans fo...