Brands Vehicles
Lowest Prices
Free Returns
Online Since 2009
JOIN GEARS TO SAVE 5%
Shop All Brands Shop All Vehicles

  2. Auto Parts
  3. Belts and Cooling
  4. Radiators, Coolers and Related Components
  5. Auto Trans Oil Cooler
  6. Hayden 777 for 2003

Hayden 777 Auto Trans Oil Cooler
for 2003 (please select make/model)

Hayden 777 Auto Trans Oil Cooler - 2003

Hayden
Brand:Hayden
Part Number: 777
UPC: 00036752007776
Weight: 3.15 lbs
Condition:New



On Sale:

$143.31

Availability:
151 in Stock
Warehouse: US-7
Quantity:

Product Information

Description:

Transmission Cooler

Select a vehicle to narrow Hayden 777 Auto Trans Oil Cooler fitment info!

Last Updated: 12/28/2023

Years Vehicle Per Vehicle Fit NotesFitment Notes

2006

 

2005

 

2004

 

2003

 

2002

 

2006

 

2005

 

2004

 

2003

 

2002

 
Chevrolet Avalanche 2500

8.1L V8 Gas OHV
1
 
Trans Oil Cooler
Premium Plate and Fin Cooler Medium Duty
For Add On Cooling With Factory Cooler
Use 5/8 Snap-in adapter to connect oil cooler with 7/8-14 O-Ring threads.
 

Chevrolet Avalanche 2500



8.1L V8 Gas OHV Trans Oil Cooler
Premium Plate and Fin Cooler Medium Duty
For Add On Cooling With Factory Cooler
Use 5/8 Snap-in adapter to connect oil cooler with 7/8-14 O-Ring threads.

1 Per Vehicle

2009

 

2008

 

2007

 

2006

 

2005

 

2004

 

2003

 

2009

 

2008

 

2007

 

2006

 

2005

 

2004

 

2003

 
Chevrolet C4500 Kodiak

6.6L V8 Diesel OHV Turbo
1
 
Trans Oil Cooler
Premium Plate and Fin Cooler Medium Duty
For Add On Cooling With Factory Cooler
 

Chevrolet C4500 Kodiak



6.6L V8 Diesel OHV Turbo Trans Oil Cooler
Premium Plate and Fin Cooler Medium Duty
For Add On Cooling With Factory Cooler

1 Per Vehicle

2009

 

2008

 

2007

 

2006

 

2005

 

2004

 

2003

 

2009

 

2008

 

2007

 

2006

 

2005

 

2004

 

2003

 
Chevrolet C5500 Kodiak

6.6L V8 Diesel OHV Turbo
1
 
Trans Oil Cooler
Premium Plate and Fin Cooler Medium Duty
For Add On Cooling With Factory Cooler
 

Chevrolet C5500 Kodiak



6.6L V8 Diesel OHV Turbo Trans Oil Cooler
Premium Plate and Fin Cooler Medium Duty
For Add On Cooling With Factory Cooler

1 Per Vehicle

2005

 

2004

 

2003

 

2005

 

2004

 

2003

 
Chevrolet Silverado 1500

6.0L V8 Gas OHV
1
 
Trans Oil Cooler
Premium Plate and Fin Cooler Medium Duty
For Add On Cooling With Factory Cooler
Use 5/8 Snap-in adapter to connect oil cooler with 7/8-14 O-Ring threads.
 

Chevrolet Silverado 1500



6.0L V8 Gas OHV Trans Oil Cooler
Premium Plate and Fin Cooler Medium Duty
For Add On Cooling With Factory Cooler
Use 5/8 Snap-in adapter to connect oil cooler with 7/8-14 O-Ring threads.

1 Per Vehicle

2003

 

2002

 

2001

 

2003

 

2002

 

2001

 
Chevrolet Silverado 1500 HD

6.0L V8 Gas OHV
1
 
Trans Oil Cooler
Premium Plate and Fin Cooler Medium Duty
For Add On Cooling With Factory Cooler
Use 5/8 Snap-in adapter to connect oil cooler with 7/8-14 O-Ring threads.
 

Chevrolet Silverado 1500 HD



6.0L V8 Gas OHV Trans Oil Cooler
Premium Plate and Fin Cooler Medium Duty
For Add On Cooling With Factory Cooler
Use 5/8 Snap-in adapter to connect oil cooler with 7/8-14 O-Ring threads.

1 Per Vehicle

2004

 

2003

 

2002

 

2001

 

2004

 

2003

 

2002

 

2001

 
Chevrolet Silverado 2500

6.0L V8 Gas OHV
1
 
Trans Oil Cooler
Premium Plate and Fin Cooler Medium Duty
For Add On Cooling With Factory Cooler
Use 5/8 Snap-in adapter to connect oil cooler with 7/8-14 O-Ring threads.
 

Chevrolet Silverado 2500



6.0L V8 Gas OHV Trans Oil Cooler
Premium Plate and Fin Cooler Medium Duty
For Add On Cooling With Factory Cooler
Use 5/8 Snap-in adapter to connect oil cooler with 7/8-14 O-Ring threads.

1 Per Vehicle

2006

 

2005

 

2004

 

2003

 

2002

 

2001

 

2006

 

2005

 

2004

 

2003

 

2002

 

2001

 
Chevrolet Silverado 2500 HD

8.1L V8 Gas OHV
1
 
Trans Oil Cooler
Premium Plate and Fin Cooler Medium Duty
For Add On Cooling With Factory Cooler
Use 5/8 Snap-in adapter to connect oil cooler with 7/8-14 O-Ring threads.
 

Chevrolet Silverado 2500 HD



8.1L V8 Gas OHV Trans Oil Cooler
Premium Plate and Fin Cooler Medium Duty
For Add On Cooling With Factory Cooler
Use 5/8 Snap-in adapter to connect oil cooler with 7/8-14 O-Ring threads.

1 Per Vehicle

2005

 

2004

 

2003

 

2002

 

2005

 

2004

 

2003

 

2002

 
Chevrolet Silverado 2500 HD

6.0L V8 CNG OHV
1
 
Trans Oil Cooler
Premium Plate and Fin Cooler Medium Duty
For Add On Cooling With Factory Cooler
Use 5/8 Snap-in adapter to connect oil cooler with 7/8-14 O-Ring threads.
 

Chevrolet Silverado 2500 HD



6.0L V8 CNG OHV Trans Oil Cooler
Premium Plate and Fin Cooler Medium Duty
For Add On Cooling With Factory Cooler
Use 5/8 Snap-in adapter to connect oil cooler with 7/8-14 O-Ring threads.

1 Per Vehicle

2005

 

2004

 

2003

 

2002

 

2001

 

2005

 

2004

 

2003

 

2002

 

2001

 
Chevrolet Silverado 2500 HD

6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo
1
 
Trans Oil Cooler
Premium Plate and Fin Cooler Medium Duty
For Add On Cooling With Factory Cooler
Use 5/8 Snap-in adapter to connect oil cooler with 7/8-14 O-Ring threads.
 

Chevrolet Silverado 2500 HD



6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo Trans Oil Cooler
Premium Plate and Fin Cooler Medium Duty
For Add On Cooling With Factory Cooler
Use 5/8 Snap-in adapter to connect oil cooler with 7/8-14 O-Ring threads.

1 Per Vehicle

2006

 

2005

 

2004

 

2003

 

2002

 

2001

 

2006

 

2005

 

2004

 

2003

 

2002

 

2001

 
Chevrolet Silverado 3500

8.1L V8 Gas OHV
1
 
Trans Oil Cooler
Premium Plate and Fin Cooler Medium Duty
For Add On Cooling With Factory Cooler
Use 5/8 Snap-in adapter to connect oil cooler with 7/8-14 O-Ring threads.
 

Chevrolet Silverado 3500



8.1L V8 Gas OHV Trans Oil Cooler
Premium Plate and Fin Cooler Medium Duty
For Add On Cooling With Factory Cooler
Use 5/8 Snap-in adapter to connect oil cooler with 7/8-14 O-Ring threads.

1 Per Vehicle

2005

 

2004

 

2003

 

2002

 

2001

 

2005

 

2004

 

2003

 

2002

 

2001

 
Chevrolet Silverado 3500

6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo
1
 
Trans Oil Cooler
Premium Plate and Fin Cooler Medium Duty
For Add On Cooling With Factory Cooler
Use 5/8 Snap-in adapter to connect oil cooler with 7/8-14 O-Ring threads.
 

Chevrolet Silverado 3500



6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo Trans Oil Cooler
Premium Plate and Fin Cooler Medium Duty
For Add On Cooling With Factory Cooler
Use 5/8 Snap-in adapter to connect oil cooler with 7/8-14 O-Ring threads.

1 Per Vehicle

2006

 

2005

 

2004

 

2003

 

2002

 

2001

 

2006

 

2005

 

2004

 

2003

 

2002

 

2001

 
Chevrolet Suburban 2500

8.1L V8 Gas OHV
1
 
Trans Oil Cooler
Premium Plate and Fin Cooler Medium Duty
For Add On Cooling With Factory Cooler
Use 5/8 Snap-in adapter to connect oil cooler with 7/8-14 O-Ring threads.
 

Chevrolet Suburban 2500



8.1L V8 Gas OHV Trans Oil Cooler
Premium Plate and Fin Cooler Medium Duty
For Add On Cooling With Factory Cooler
Use 5/8 Snap-in adapter to connect oil cooler with 7/8-14 O-Ring threads.

1 Per Vehicle

2005

 

2004

 

2003

 

2002

 

2001

 

2005

 

2004

 

2003

 

2002

 

2001

 
Chevrolet Suburban 2500

6.0L V8 Gas OHV
1
 
Trans Oil Cooler
Premium Plate and Fin Cooler Medium Duty
For Add On Cooling With Factory Cooler
Use 5/8 Snap-in adapter to connect oil cooler with 7/8-14 O-Ring threads.
 

Chevrolet Suburban 2500



6.0L V8 Gas OHV Trans Oil Cooler
Premium Plate and Fin Cooler Medium Duty
For Add On Cooling With Factory Cooler
Use 5/8 Snap-in adapter to connect oil cooler with 7/8-14 O-Ring threads.

1 Per Vehicle

2009

 

2008

 

2007

 

2006

 

2005

 

2004

 

2003

 

2002

 

2001

 

2000

 

1999

 

1998

 

1997

 

1996

 

1995

 

1994

 

2009

 

2008

 

2007

 

2006

 

2005

 

2004

 

2003

 

2002

 

2001

 

2000

 

1999

 

1998

 

1997

 

1996

 

1995

 

1994

 
Dodge Ram 2500

5.9L L6 Diesel OHV Turbo
1
 
Trans Oil Cooler
Premium Plate and Fin Cooler Medium Duty
For Add On Cooling With Factory Cooler
 

Dodge Ram 2500



5.9L L6 Diesel OHV Turbo Trans Oil Cooler
Premium Plate and Fin Cooler Medium Duty
For Add On Cooling With Factory Cooler

1 Per Vehicle

2007

 

2006

 

2005

 

2004

 

2003

 

2002

 

2001

 

2000

 

1999

 

1998

 

1997

 

1996

 

1995

 

1994

 

2007

 

2006

 

2005

 

2004

 

2003

 

2002

 

2001

 

2000

 

1999

 

1998

 

1997

 

1996

 

1995

 

1994

 
Dodge Ram 3500

5.9L L6 Diesel OHV Turbo
1
 
Trans Oil Cooler
Premium Plate and Fin Cooler Medium Duty
For Add On Cooling With Factory Cooler
 

Dodge Ram 3500



5.9L L6 Diesel OHV Turbo Trans Oil Cooler
Premium Plate and Fin Cooler Medium Duty
For Add On Cooling With Factory Cooler

1 Per Vehicle

2005

 

2004

 

2003

 

2005

 

2004

 

2003

 
Ford Excursion

6.0L V8 Diesel OHV Turbo
1
 
Trans Oil Cooler
Premium Plate and Fin Cooler Medium Duty
For Add On Cooling With Factory Cooler
 

Ford Excursion



6.0L V8 Diesel OHV Turbo Trans Oil Cooler
Premium Plate and Fin Cooler Medium Duty
For Add On Cooling With Factory Cooler

1 Per Vehicle

2007

 

2006

 

2005

 

2004

 

2003

 

2007

 

2006

 

2005

 

2004

 

2003

 
Ford F-250 Super Duty

6.0L V8 Diesel OHV Turbo
1
 
Trans Oil Cooler
Premium Plate and Fin Cooler Medium Duty
For Add On Cooling With Factory Cooler
 

Ford F-250 Super Duty



6.0L V8 Diesel OHV Turbo Trans Oil Cooler
Premium Plate and Fin Cooler Medium Duty
For Add On Cooling With Factory Cooler

1 Per Vehicle

2007

 

2006

 

2005

 

2004

 

2003

 

2007

 

2006

 

2005

 

2004

 

2003

 
Ford F-350 Super Duty

6.0L V8 Diesel OHV Turbo
1
 
Trans Oil Cooler
Premium Plate and Fin Cooler Medium Duty
For Add On Cooling With Factory Cooler
 

Ford F-350 Super Duty



6.0L V8 Diesel OHV Turbo Trans Oil Cooler
Premium Plate and Fin Cooler Medium Duty
For Add On Cooling With Factory Cooler

1 Per Vehicle

2007

 

2006

 

2005

 

2004

 

2003

 

2007

 

2006

 

2005

 

2004

 

2003

 
Ford F-450 Super Duty

6.0L V8 Diesel OHV Turbo
1
 
Trans Oil Cooler
Premium Plate and Fin Cooler Medium Duty
For Add On Cooling With Factory Cooler
 

Ford F-450 Super Duty



6.0L V8 Diesel OHV Turbo Trans Oil Cooler
Premium Plate and Fin Cooler Medium Duty
For Add On Cooling With Factory Cooler

1 Per Vehicle

2007

 

2006

 

2005

 

2004

 

2003

 

2007

 

2006

 

2005

 

2004

 

2003

 
Ford F-550 Super Duty

6.0L V8 Diesel OHV Turbo
1
 
Trans Oil Cooler
Premium Plate and Fin Cooler Medium Duty
For Add On Cooling With Factory Cooler
 

Ford F-550 Super Duty



6.0L V8 Diesel OHV Turbo Trans Oil Cooler
Premium Plate and Fin Cooler Medium Duty
For Add On Cooling With Factory Cooler

1 Per Vehicle

2009

 

2008

 

2007

 

2006

 

2005

 

2004

 

2003

 

2009

 

2008

 

2007

 

2006

 

2005

 

2004

 

2003

 
GMC C4500 Topkick

6.6L V8 Diesel OHV Turbo
1
 
Trans Oil Cooler
Premium Plate and Fin Cooler Medium Duty
For Add On Cooling With Factory Cooler
 

GMC C4500 Topkick



6.6L V8 Diesel OHV Turbo Trans Oil Cooler
Premium Plate and Fin Cooler Medium Duty
For Add On Cooling With Factory Cooler

1 Per Vehicle

2009

 

2008

 

2007

 

2006

 

2005

 

2004

 

2003

 

2009

 

2008

 

2007

 

2006

 

2005

 

2004

 

2003

 
GMC C5500 Topkick

6.6L V8 Diesel OHV Turbo
1
 
Trans Oil Cooler
Premium Plate and Fin Cooler Medium Duty
For Add On Cooling With Factory Cooler
 

GMC C5500 Topkick



6.6L V8 Diesel OHV Turbo Trans Oil Cooler
Premium Plate and Fin Cooler Medium Duty
For Add On Cooling With Factory Cooler

1 Per Vehicle

2005

 

2004

 

2003

 

2002

 

2005

 

2004

 

2003

 

2002

 
GMC Sierra 1500

6.0L V8 Gas OHV
1
 
Trans Oil Cooler
Premium Plate and Fin Cooler Medium Duty
For Add On Cooling With Factory Cooler
Use 5/8 Snap-in adapter to connect oil cooler with 7/8-14 O-Ring threads.
 

GMC Sierra 1500



6.0L V8 Gas OHV Trans Oil Cooler
Premium Plate and Fin Cooler Medium Duty
For Add On Cooling With Factory Cooler
Use 5/8 Snap-in adapter to connect oil cooler with 7/8-14 O-Ring threads.

1 Per Vehicle

2003

 

2002

 

2001

 

2003

 

2002

 

2001

 
GMC Sierra 1500 HD

6.0L V8 Gas OHV
1
 
Trans Oil Cooler
Premium Plate and Fin Cooler Medium Duty
For Add On Cooling With Factory Cooler
Use 5/8 Snap-in adapter to connect oil cooler with 7/8-14 O-Ring threads.
 

GMC Sierra 1500 HD



6.0L V8 Gas OHV Trans Oil Cooler
Premium Plate and Fin Cooler Medium Duty
For Add On Cooling With Factory Cooler
Use 5/8 Snap-in adapter to connect oil cooler with 7/8-14 O-Ring threads.

1 Per Vehicle

2004

 

2003

 

2002

 

2001

 

2004

 

2003

 

2002

 

2001

 
GMC Sierra 2500

6.0L V8 Gas OHV
1
 
Trans Oil Cooler
Premium Plate and Fin Cooler Medium Duty
For Add On Cooling With Factory Cooler
Use 5/8 Snap-in adapter to connect oil cooler with 7/8-14 O-Ring threads.
 

GMC Sierra 2500



6.0L V8 Gas OHV Trans Oil Cooler
Premium Plate and Fin Cooler Medium Duty
For Add On Cooling With Factory Cooler
Use 5/8 Snap-in adapter to connect oil cooler with 7/8-14 O-Ring threads.

1 Per Vehicle

2007

 

2006

 

2005

 

2004

 

2003

 

2002

 

2001

 

2007

 

2006

 

2005

 

2004

 

2003

 

2002

 

2001

 
GMC Sierra 2500 HD

6.6L V8 Diesel OHV Turbo
1
 
Trans Oil Cooler
Premium Plate and Fin Cooler Medium Duty
For Add On Cooling With Factory Cooler
Use 5/8 Snap-in adapter to connect oil cooler with 7/8-14 O-Ring threads.
 

GMC Sierra 2500 HD



6.6L V8 Diesel OHV Turbo Trans Oil Cooler
Premium Plate and Fin Cooler Medium Duty
For Add On Cooling With Factory Cooler
Use 5/8 Snap-in adapter to connect oil cooler with 7/8-14 O-Ring threads.

1 Per Vehicle

2006

 

2005

 

2004

 

2003

 

2002

 

2001

 

2006

 

2005

 

2004

 

2003

 

2002

 

2001

 
GMC Sierra 2500 HD

8.1L V8 Gas OHV
1
 
Trans Oil Cooler
Premium Plate and Fin Cooler Medium Duty
For Add On Cooling With Factory Cooler
Use 5/8 Snap-in adapter to connect oil cooler with 7/8-14 O-Ring threads.
 

GMC Sierra 2500 HD



8.1L V8 Gas OHV Trans Oil Cooler
Premium Plate and Fin Cooler Medium Duty
For Add On Cooling With Factory Cooler
Use 5/8 Snap-in adapter to connect oil cooler with 7/8-14 O-Ring threads.

1 Per Vehicle

2005

 

2004

 

2003

 

2002

 

2005

 

2004

 

2003

 

2002

 
GMC Sierra 2500 HD

6.0L V8 CNG OHV
1
 
Trans Oil Cooler
Premium Plate and Fin Cooler Medium Duty
For Add On Cooling With Factory Cooler
Use 5/8 Snap-in adapter to connect oil cooler with 7/8-14 O-Ring threads.
 

GMC Sierra 2500 HD



6.0L V8 CNG OHV Trans Oil Cooler
Premium Plate and Fin Cooler Medium Duty
For Add On Cooling With Factory Cooler
Use 5/8 Snap-in adapter to connect oil cooler with 7/8-14 O-Ring threads.

1 Per Vehicle

2005

 

2004

 

2003

 

2002

 

2001

 

2005

 

2004

 

2003

 

2002

 

2001

 
GMC Sierra 2500 HD

6.0L V8 Gas OHV
1
 
Trans Oil Cooler
Premium Plate and Fin Cooler Medium Duty
For Add On Cooling With Factory Cooler
Use 5/8 Snap-in adapter to connect oil cooler with 7/8-14 O-Ring threads.
 

GMC Sierra 2500 HD



6.0L V8 Gas OHV Trans Oil Cooler
Premium Plate and Fin Cooler Medium Duty
For Add On Cooling With Factory Cooler
Use 5/8 Snap-in adapter to connect oil cooler with 7/8-14 O-Ring threads.

1 Per Vehicle

2006

 

2005

 

2004

 

2003

 

2002

 

2001

 

2006

 

2005

 

2004

 

2003

 

2002

 

2001

 
GMC Sierra 3500

6.6L V8 Diesel OHV Turbo,
8.1L V8 Gas OHV
1
 
Trans Oil Cooler
Premium Plate and Fin Cooler Medium Duty
For Add On Cooling With Factory Cooler
Use 5/8 Snap-in adapter to connect oil cooler with 7/8-14 O-Ring threads.
 

GMC Sierra 3500



6.6L V8 Diesel OHV Turbo,
8.1L V8 Gas OHV Trans Oil Cooler
Premium Plate and Fin Cooler Medium Duty
For Add On Cooling With Factory Cooler
Use 5/8 Snap-in adapter to connect oil cooler with 7/8-14 O-Ring threads.

1 Per Vehicle

2005

 

2004

 

2003

 

2002

 

2001

 

2005

 

2004

 

2003

 

2002

 

2001

 
GMC Sierra 3500

6.0L V8 Gas OHV
1
 
Trans Oil Cooler
Premium Plate and Fin Cooler Medium Duty
For Add On Cooling With Factory Cooler
Use 5/8 Snap-in adapter to connect oil cooler with 7/8-14 O-Ring threads.
 

GMC Sierra 3500



6.0L V8 Gas OHV Trans Oil Cooler
Premium Plate and Fin Cooler Medium Duty
For Add On Cooling With Factory Cooler
Use 5/8 Snap-in adapter to connect oil cooler with 7/8-14 O-Ring threads.

1 Per Vehicle

2005

 

2004

 

2003

 

2002

 

2001

 

2005

 

2004

 

2003

 

2002

 

2001

 
GMC Yukon

6.0L V8 Gas OHV
1
 
Trans Oil Cooler
Premium Plate and Fin Cooler Medium Duty
For Add On Cooling With Factory Cooler
Use 5/8 Snap-in adapter to connect oil cooler with 7/8-14 O-Ring threads.
 

GMC Yukon



6.0L V8 Gas OHV Trans Oil Cooler
Premium Plate and Fin Cooler Medium Duty
For Add On Cooling With Factory Cooler
Use 5/8 Snap-in adapter to connect oil cooler with 7/8-14 O-Ring threads.

1 Per Vehicle

2005

 

2004

 

2003

 

2002

 

2001

 

2005

 

2004

 

2003

 

2002

 

2001

 
GMC Yukon XL 1500

6.0L V8 Gas OHV
1
 
Trans Oil Cooler
Premium Plate and Fin Cooler Medium Duty
For Add On Cooling With Factory Cooler
Use 5/8 Snap-in adapter to connect oil cooler with 7/8-14 O-Ring threads.
 

GMC Yukon XL 1500



6.0L V8 Gas OHV Trans Oil Cooler
Premium Plate and Fin Cooler Medium Duty
For Add On Cooling With Factory Cooler
Use 5/8 Snap-in adapter to connect oil cooler with 7/8-14 O-Ring threads.

1 Per Vehicle

2006

 

2005

 

2004

 

2003

 

2002

 

2001

 

2006

 

2005

 

2004

 

2003

 

2002

 

2001

 
GMC Yukon XL 2500

8.1L V8 Gas OHV
1
 
Trans Oil Cooler
Premium Plate and Fin Cooler Medium Duty
For Add On Cooling With Factory Cooler
Use 5/8 Snap-in adapter to connect oil cooler with 7/8-14 O-Ring threads.
 

GMC Yukon XL 2500



8.1L V8 Gas OHV Trans Oil Cooler
Premium Plate and Fin Cooler Medium Duty
For Add On Cooling With Factory Cooler
Use 5/8 Snap-in adapter to connect oil cooler with 7/8-14 O-Ring threads.

1 Per Vehicle

2005

 

2004

 

2003

 

2002

 

2001

 

2005

 

2004

 

2003

 

2002

 

2001

 
GMC Yukon XL 2500

6.0L V8 Gas OHV
1
 
Trans Oil Cooler
Premium Plate and Fin Cooler Medium Duty
For Add On Cooling With Factory Cooler
Use 5/8 Snap-in adapter to connect oil cooler with 7/8-14 O-Ring threads.
 

GMC Yukon XL 2500



6.0L V8 Gas OHV Trans Oil Cooler
Premium Plate and Fin Cooler Medium Duty
For Add On Cooling With Factory Cooler
Use 5/8 Snap-in adapter to connect oil cooler with 7/8-14 O-Ring threads.

1 Per Vehicle

Didn't find a match for your vehicle?

   See Other Choices