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DeWitts™ Direct Fit® Aluminum Radiators
Do SPAL fans work on a 16V System?
The brushless fans are designed to operate with applied voltages from 9V to 16V.  if the fan sees a voltage higher than 16V it can turn off.  So normally we would recommend using a voltage step down to 12V w...
Milford, MI Car Show - Home of the GM Proving Grounds
Milford, MI Car Show - Home of the GM Proving Grounds
John attended the car show and saw many DeWitts-equipped cars. Here's a few of them!  Ed's 1973 Camaro - Sporting a #32-1239005A Dean's 1969 Camaro Big Block - Sporting a #32-4139022M Combo Richard's 197...
2024 Lake Street Cruise-In
2024 Lake Street Cruise-In
Mike Long attended the 2024 Lake Street Cruise-In located in South Lyon, MI. Mike saw a wide display of DeWitts-equipped vehicles there. Take a look at some of the cars he spotted below! Jesse Dickerson - ...
DeWitts™ Direct Fit® Aluminum Radiators
C5 Corvette Transmission Fittings
In 2001, GM changed the transmission cooler line connections mid model year. The connection fittings switched from a flared tube and nut style to a metric quick connect fitting. To identify which model you h...
Why Are My Fans So Loud?
Why Are My Fans So Loud?
The question of fans and being loud does come up often.  There are a few reasons why the Spal fans are loud and have a different pitch than OEM fans.  The main reason is power. These are powerful fans that m...
Performance Benefits of a High-End Tire Pressure Gauge
Performance Benefits of a High-End Tire Pressure Gauge
Certainly, owning a high-end tire pressure gauge for someone who drives a car like a classic Corvette, modern Corvette, Camaro, Chevelle, or similar high-performance vehicles can offer several benefits. Let'...
Product Improvement: C6 Fan Kits
Product Improvement: C6 Fan Kits
Due to customer feedback, we've produced a new mounting bracket for the stock fan controller on our C6 Corvette Fan Kits!
The Original Lemans #4 Car
The Original Lemans #4 Car
The original 1960 Corvette Lemans #4 Car is up for auction and hopes to bring in $2 million for it. We just sold them a radiator for it this past year.  The radiator is our 1960 Top tank radiator just like t...
Customer Highlight: Team Speedway's 1986 C4 Corvette
Customer Highlight: Team Speedway's 1986 C4 Corvette
Team Speedway's ’86 C4 Corvette has steadily transformed from a farm field ornament into an autocross behemoth. 
Customer Highlight: Sasquatch
Customer Highlight: Sasquatch
The 2023 Easter Jeep Safari had a special participant this year, Sasquatch. After making its debut at SEMA in November, the custom overland beast put its strength to the test in the Moab, Utah event. A nine...
Customer Highlight: Ace Auto Performance's 1984 C10 Build
Customer Highlight: Ace Auto Performance's 1984 C10 Build
The build took almost a year, as it was our first year in business so it got put on the back burner at times. It was approximately a 5-6 month build. We chose Dewitts Radiator for this build and all our buil...
The Power of Brushless
The Power of Brushless
The tides are changing in the sea of aftermarket fans. Where brushed motor fans have historically been the only option for cooling your project vehicle, a major upgrade is now available. The power of brushle...
What Coolant Should I Use With An Aluminum Radiator?
What Coolant Should I Use With An Aluminum Radiator?
Do Aluminum Radiators Need Special Coolant? The key to maximizing the life of an aluminum radiator is not so much the radiator coolant brand as it is the water type. All coolants sold today will protect alu...
Frequently Asked Questions
Frequently Asked Questions
Is your radiator a Direct Fit?Yes! Every DeWitts Aluminum radiator is designed to fit the listed application without any modifications to your car. In fact, we hold the official U.S. trademark for the term D...
What Pressure Radiator Cap Rating Should I Use?
What Pressure Radiator Cap Rating Should I Use?
What Radiator Cap Pressure Should I Use? We are asked this question daily and most people misunderstand what the pressure cap does. The cap’s pressure rating has nothing to do with regulating your engine’s c...
DeWitts™ Direct Fit® Aluminum Radiators
DEWITTS RADIATOR ACHIEVES ISO 9001:2015 CERTIFICATION
January 10, 2020  Howell, MI - DeWitts Radiator is proud to announce the achievement of ISO 9001:2015 certification at its Howell, Michigan location. ISO is one of the most rigorous and well-regarded standar...