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C, G, & J Inc

Heat Transfer Experts

2776 Wills Creek Road
Gadsden, AL 35904
fax (256) 546-4614
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Custom Manufacturing

Whether you have an automotive or industrial need for a custom built radiator, oil cooler, or charge air cooler, turn to the experts at C, G, & J Inc! Our engineers are ready to assist you.


Kenworth Charge Air Coolers

We carry a full line of charge air coolers for Kenworth trucks. With thousands of coolers already on the road and over 50 years of customer service experience, you can be confident buying your next charge air cooler from us. Click this slide to see all of our Kenworth charge air coolers.

Kenworth Charge
Air Coolers

Antique and Custom Radiators

We can handle all of your antique and custom radiator needs. Browse our antique radiators or call us today with your custom radiator needs!

Antique and
Custom Radiators

Jeep Radiators

Whether you are mud crawling, rock crawling, enjoying the weekends, or restoring a classic, we have the antique or performance radiator for your Jeep. We carry radiators for CJ5, CJ7, and YJ Wranglers, including modified builds, and even Jeep Cherokees and Scramblers!


Industrial Oil Coolers

You spend a lot of time and money ensuring that your industrial equipment is in top working condition. Let's face it, if your equipment is down, you're not making money. Make sure your industrial equipment is kept in peak performance with a C, G, & J Inc. oil cooler.

Oil Coolers

Manufacturing High Quality Coolers

We manufacture all of our products in house. That means we control the quality from beginning to end and you get the best charge air coolers, oil coolers, and radiators possible. Click this slide for more information.

We are the

Special Sale on Select Charge Air Coolers

We have some extreme savings on our most popular charge air coolers. Click this banner to see all the deals.

Copper-Brass Cores

Check out these amazing deals on copper-brass radiator cores!

Newest Products

We carry the largest inventory of exact fit, OE replacement coolers, and we now stock heavy duty aluminum truck radiators with plastic tanks. These radiators can handle the daily abuse truck radiators receive. Call us with any questions at 1-800-223-4299

BT 1207 - Monaco Motorhome Charge Air Cooler

Price: $2,154.00
Sale Price: $1,795.00
View Details

BT 2302966 - Caterpillar 345C Excavator Radiator

Price: $2,730.00
Sale Price: $2,275.00
View Details

BT 31202632 - Komatsu D39-PX21 Dozer Oil Cooler

Price: $4,235.00
Sale Price: $3,529.00
View Details

BT 5300 - Komatsu Payloader Radiator

Price: $2,293.00
Sale Price: $1,911.00
View Details

GEN 110 - HiPower Generator Radiator

Price: $1,554.00
Sale Price: $1,295.00
View Details
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Latest from the blog

June 16, 2015
What it Means to Re-core a Heat Exchanger We get a lot of questions about what it means to re-core a heat exchanger. It's a simple process that provides you with a like new unit while saving you money. Let's look at the difference between a new unit and a re-core.  Read more
May 04, 2015
Expanded Komatsu Product Line Since we're dedicated to manufacturing the best exact fit, OEM replacement heat exchange products on the market, we constantly have to expand our product line. That includes these latest Komatsu charge air coolers, oil coolers, and radiators.  Read more
March 23, 2015
Prepping Your RV for a Trip? There's Something You Need to Check... Spring is basically here, and it's time to pull that RV out of storage and get it prepped for your next trip. You have your lists of things to check and pack, but if you overlook this item you may find yourself stuck on the side of the road.  Read more
March 11, 2015
2015 Ridler Award Top 8 Includes 1965 Dodge Dart with a CGJ Radiator One of the most coveted awards for hot-rodders is the Ridler award which is handed out annually at the Detroit Autorama. Even making the top eight finalists for the award is extremely prestigious. We'd like to congratulate Willie and Charlotte Maise for making it into the "Great 8."  Read more
February 24, 2015
Why We Warranty Our Cores for 30 Days We are frequently asked why we only offer a 30 day warranty on individually sold cores instead of a similar warranty like fully assembled units. Each core is tested prior to shipping to ensure they were properly brazed, but the unit still has to be assembled with its tanks. Unfortunately, this is where a lot can go wrong.  Read more
February 13, 2015
Farewell, David Thomas The C, G, & J, Inc./Brice Thomas Radiator family is saying farewell to our friend, mentor, and father, David Thomas. He will be remembered and missed, though we know he has moved on to a better place.  Read more
February 11, 2015
Why You Should Use a Custom Fit Radiator for Your Hot Rod We see it all the time at car shows. Someone has dropped thousands of dollars on their street rod to soup-up the engine, add a custom interior, and give it an incredible paint job; however, they've bought the cheapest radiator they could find to try to save a few bucks. Throw in a fan zip-tied in place and now that radiator is nothing but a distraction from the rest of the vehicle. Here's how you can avoid the same fate for your hot rod.  Read more
February 03, 2015
Engine Radiator Repair - What You Need to Know There are many different ways that radiators are "repaired," but not all methods are good for the radiator. In case you want to repair it yourself or are just curious about how it's done, we're going to share how we repair radiators.  Read more
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