C, G, & J Inc

Heat Transfer Experts

2776 Wills Creek Road
Gadsden, AL 35904
1-800-223-4299
fax (256) 546-4614
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Motorhome Oil Coolers

All of our motorhome oil coolers are made with our Ultimate Duty C-Bar Design that allows them to withstand even the most extreme conditions. Our oil coolers are individually tested and guaranteed to be leak free. We also offer one of the best warranties in the industry. Don't forget, we can always custom design and manufacture an oil cooler to meet your specific need. Just give us a call at 1-800-223-4299 with any questions you may have.

View important information about our most durable design the Ultimate Duty C-Bar Design.

BT 1212 - Aluminum Monaco Motorhome Charge Air Cooler and Oil Cooler Combo Unit

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Price: $4,224.00
Sale Price: $3,520.00
Shipping cost per item: $150.00

The BT 1212 all aluminum charge air cooler and oil cooler combo unit is an exact fit, OEM replacement for Monaco Motorhomes. Manufactured in the USA using controlled atmosphere brazing, the epoxy-free core measures 38.50 inches from header to header, 20.35 inches from side to side, 1.63 inches thick, and 2.25 inches inside the header. Aluminum tanks are TIG welded to the core to provide the strongest possible bond and has a 4.00 inch inlet and outlet. Each unit is individually tested prior to shipping and guaranteed to be 100% leak free.

Designed for the following vehicles and equipment:
  • Monaco Motorhome

BT 5119 Recore - Aluminum Monaco Motorhome Oil Cooler

***There will be an additional core charge; once the tanks are received in good condition a credit will be issued***
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Price: $1,074.00
Sale Price: $895.00
Shipping cost per item: $80.00

The BT 5119 Recore all aluminum, heavy duty oil cooler recore service allows us to take the existing oil cooler from your Monaco motorhomes and replace the leaking core with a brand new one. Manufactured in the USA using controlled atmosphere brazing, the epoxy-free core is built using our most durable heat exchanger design that is capable of withstanding tremendous heat and pressure. The C-Bar design uses heavy duty extruded tubes and eliminates the header plates which minimizes the number of potential failure points. The core measures 39.25 inches from tank to tank, 4.13 inches from side to side, and 2.25 inches thick. We will reuse your aluminum tanks (provided they are in good shape) and TIG weld them directly to the core to ensure the strongest possible bond.

Designed for the following vehicles and equipment:
  • Monaco Motorhome
Core Measurements
Click for image
A B C D
39.25 4.13 2.25
Additional Details
Inlet#12 ORB
Outlet#12 ORB
Construction MaterialAluminum
Related ProductsBT 1212 Recore - Aluminum Monaco Motorhome Charge Air Cooler and Oil Cooler Combo Unit

BT 5122 - Aluminum Monaco Dynasty Motorhome Oil Cooler

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Price: $2,274.00
Shipping cost per item: $80.00

This all aluminum oil cooler is designed for 2004 Monaco Dynasty motorhomes with a Cummins 400 HP engine and is built using our Ultimate Duty C-Bar design.  The C-Bar design provides the most extreme durablity and performance by eliminating the most common failure points.  Constructed using solid aluminum extruded tubes and all aluminum brazing techniques that require zero epoxy, this oil cooler can withstand even the toughest abuse.  The core measures 41.50 inches from tank to tank, 6.37 inches from side to side, and 3.50 inches thick.  Aluminum extruded tanks are welded directly to the core without using header plates to ensure the strongest bond possible and have #12 O-ring boss fittings for both the inlet and outlet.  This exact fit oil cooler matches the OEM specifications and will both cool better and last longer than similar units.

Designed for the following vehicles and equipment:
  • 2004 Monaco Dynasty Motorhome with a Cummins 400 HP engine
Core Measurements
Click for image
A B C D
41.50 6.37 3.50
Additional Details
Inlet# 12 ORB
Outlet# 12 ORB
Construction MaterialAluminum

BT 5192 - Aluminum Monaco Safari Cheetah Motorhome Oil Cooler

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Price: $714.00
Sale Price: $595.00
Shipping cost per item: $80.00

The all aluminum BT 5192 heavy duty oil cooler is an exact fit, OEM replacement for 2004 Monaco Safari Cheetah RV's with a CAT 4932 engine. Manufactured in the USA using controlled atmosphere brazing, the epoxy-free core is built using our heaviest duty heat exchanger design that is capable of withstanding tremendous heat and pressure. Solid, extruded tubes are brazed together as one unit without the use of header plates, eliminating thousands of potential failure points. The core measures 20.25 inches from tank to tank, 11.75 inches from side to side, and 1.00 inches thick. Aluminum tanks are TIG welded directly to the core and have a #12 O-ring boss fitting for both the inlet and outlet. Each unit is individually tested prior to shipping and guaranteed to be 100% leak free.


Designed for the following vehicles and equipment:
  • 2004 Monaco Safari Cheetah Motorhome with a Caterpillar 4932 engine
Core Measurements
Click for image
A B C D
20.25 11.75 1.00
Additional Details
Inlet#12 O-Ring Boss
Outlet#12 O-Ring Boss
Construction MaterialAluminum

BT 5207 - Aluminum Monaco Dynasty Motorhome Oil Cooler

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Price: $1,074.00
Sale Price: $895.00
Shipping cost per item: $80.00

The BT 5207 all aluminum, heavy duty oil cooler is an exact fit, OEM replacement for 2005-2006 Monaco Dynasty motorhomes. Manufactured in the USA using controlled atmosphere brazing, the epoxy-free core is built using our most durable heat exchanger design that is capable of withstanding tremendous heat and pressure. Solid, extruded tubes are brazed together as one unit without the use of header plates, thereby eliminating thousands of potential failure points. The core measures 25.625 inches from tank to tank, 4.00 inches from side to side, and 1.50 inches thick. Thick wall, U-channel tanks are TIG welded to the core to ensure the strongest possible bond and have a #12 O-ring boss fitting for both the inlet and outlet. Each unit is individually tested prior to shipping and guaranteed to be 100% leak free.

Designed for the following vehicles and equipment:
  • 2005-2006 Monaco Dynasty Motorhome
Core Measurements
Click for image
A B C D
25.625 4.00 1.50
Additional Details
Inlet#12 ORB
Outlet#12 ORB
Construction MaterialAluminum

BT 5217 - Aluminum Monaco Motorhome Oil Cooler

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Price: $1,554.00
Sale Price: $1,295.00
Shipping cost per item: $80.00

The BT 5217 all aluminum, heavy duty oil cooler is an exact fit, OEM replacement for Monaco motorhomes. Manufactured in the USA using controlled atmosphere brazing, the epoxy-free core is built using our most durable heat exchanger design that is capable of withstanding tremendous heat and pressure. Heavy duty extruded tubes are brazed together as one unit without the use of header plates, thereby eliminating thousands of potential failure points. The core measures 46.50 inches from tank to tank, 6.37 inches from side to side, and 3.50 inches thick. Thick wall, U-channel tanks are TIG welded to the core to ensure the strongest possible bond and has a #12 ORB inlet and outlet. Each unit is individually tested prior to shipping and guaranteed to be 100% leak free.

Designed for the following vehicles and equipment:
  • Monaco Motorhome
Core Measurements
Click for image
A B C D
46.50 6.37 3.50
Additional Details
Inlet#12 ORB
Outlet#12 ORB
Construction MaterialAluminum
Related ProductsBT 1213 - Aluminum Monaco Motorhome Charge Air Cooler

BT 5232 - Aluminum Monaco Country Coach Motorhome Oil Cooler

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Price: $1,554.00
Sale Price: $1,295.00
Shipping cost per item: $80.00

The BT 5232 all aluminum, heavy duty oil cooler is an exact fit, OEM replacement for 2006 Monaco Country Coach motorhomes. Manufactured in the USA using controlled atmosphere brazing, the epoxy-free core is built using our most durable heat exchanger design that is capable of withstanding tremendous heat and pressure. Heavy duty extruded tubes are brazed together as one unit without the use of header plates, thereby eliminating thousands of potential failure points. The core measures 46.50 inches from tank to tank, 7.00 inches from side to side, and 3.15 inches thick. Thick wall, U-channel tanks are TIG welded to the core to ensure the strongest possible bond and has a #12 ORB inlet and outlet. Each unit is individually tested prior to shipping and guaranteed to be 100% leak free.

Designed for the following vehicles and equipment:
  • 2006 Monaco Country Coach Motorhome
Core Measurements
Click for image
A B C D
46.50 7.00 3.15
Additional Details
Inlet#12 ORB
Outlet#12 ORB
Construction MaterialAluminum

BT 5233 - Monaco Motorhome Oil Cooler

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Price: $1,554.00
Sale Price: $1,295.00
Shipping cost per item: $80.00

The BT 5233 all aluminum, heavy duty oil cooler is an exact fit, OEM replacement for Monaco motorhomes. Manufactured in the USA using controlled atmosphere brazing, the epoxy-free core is built using our most durable heat exchanger design that is capable of withstanding tremendous heat and pressure. Heavy duty extruded tubes are brazed together as one unit without the use of header plates, thereby eliminating thousands of potential failure points. The core measures 47.625 inches from tank to tank, 6.375 inches from side to side, and 3.50 inches thick. Thick wall, U-channel tanks are TIG welded to the core to ensure the strongest possible bond and has a #12 ORB inlet and outlet. Each unit is individually tested prior to shipping and guaranteed to be 100% leak free.

Designed for the following vehicles and equipment:
  • Monaco Motorhome
Core Measurements
Click for image
A B C D
47.625 6.375 3.50
Additional Details
Inlet#12 ORB
Outlet#12 ORB

BT 5246 - Aluminum Monaco Motorhome Oil Cooler

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Price: $1,794.00
Sale Price: $1,495.00
Shipping cost per item: $80.00

The BT 5246 all aluminum, heavy duty oil cooler is an exact fit, OEM replacement for 1998 Monaco motorhomes. Manufactured in the USA using controlled atmosphere brazing, the epoxy-free core is built using our most durable heat exchanger design that is capable of withstanding tremendous heat and pressure. Heavy duty extruded tubes are brazed together as one unit without the use of header plates, thereby eliminating thousands of potential failure points. The core measures 47.50 inches from tank to tank, 6.93 inches from side to side, and 3.50 inches thick. Thick wall, U-channel tanks are TIG welded to the core to ensure the strongest possible bond and has a #12 ORB inlet and outlet. Each unit is individually tested prior to shipping and guaranteed to be 100% leak free.

Designed for the following vehicles and equipment:
  • 1998 Monaco Motorhome
Core Measurements
Click for image
A B C D
47.50 6.93 3.50
Additional Details
Inlet#12 ORB
Outlet#12 ORB
Construction MaterialAluminum
International Shipping Available
What Our Customers are Saying

How do you guys do that? Radiator has just arrived, undamaged (great packaging),beautiful, and fits in the truck perfectly. You’re genius!

Pascal - France
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Recent Items
September 24, 2018
From Our Customers: Keeping Bessie Cool We love hearing from our customers about how our products have helped them. This story is especially great thanks to the long history of Bessie. Check out what Jeff B. and family had to say!  Read more
August 11, 2017
Custom Manufacturing: Marine Circular Charge Air Cooler What do you do when presented with a non-standard cooler design? For us, the answer is simple. You create a comparable design and build it. That's what we did when contacted about an all aluminum replacement charge air cooler for a boat.  Read more
March 24, 2016
Our Copper-Brass Manufacturing Capabilities Over the past couple of years we have brought our heat exchange expertise to copper-brass radiators and are now expanding our copper-brass capabilities again this year. We get a lot of questions regarding what we can do, so let's answer those questions today.  Read more
March 15, 2016
Why Buy an Aluminum Core Instead of the Whole Unit We get a lot of questions about why you might want to get just an aluminum core for a radiator, oil cooler, or charge air cooler instead of the full unit. The answer really depends on what your needs are, so let's discuss some of the reasons why.  Read more
December 21, 2015
Wishing Jerry a Happy Retirement The C, G & J, Inc. and Brice Thomas Radiator family would like to wish a fond farewell to owner Jerry Guyton who recently announced that he would be retiring at the end of this year. He has been around for a long time and it was tough for him to decide to go.  Read more
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