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USD 197.99
Part #:

PPE Performance Transmission Cooler

Vehicle Fitment:
2001-2010 GM 6.6L Duramax LB7/LLY/LBZ/LMM | See full application list below
Part #:
★★★★★ ★★★★★ 14 Reviews
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Description

PPEs Performance Transmission Cooler is a bolt-on replacement part that lowers the fluid temperatures up to an additional 20 to 30 degrees over the stock unit. Excess heat is the #1 killer of transmissions. For individuals who tow, race or simply run their diesel hard, know that proper cooling of your transmission fluid is one of the most important things that you can do to increase the life of your transmission. When the mainline pressure is increased with things, such as a high performance transmission kit, you end up with additional heat being generated, so we recommend a Performance Transmission Cooler in such applications.

Features:
  • Direct-Fit Replacement
  • Helps Provide Longer Transmission Fluid Life
  • Increased Surface Area Provides 60% More Heat Dissipation

Note: 
Before removing the factory transmission cooler from your truck check the color of the clips in the fittings that connect the transmission cooler to the cooler lines.
Use PPE part number 124060000 for 2001-2003 Cooler - Connectors with Orange Clips.
Use PPE part number 124060300 for 2003-2005 Cooler - Connectors with Purple Clips.

Vehicle Fitment

YEAR MAKE FOR ENGINE SERIES
2001 Chevy 6.6L LB7 Duramax
2002 Chevy 6.6L LB7 Duramax
2003 Chevy 6.6L LB7 Duramax
2004 Chevy 6.6L LB7 Duramax
2004.5 Chevy 6.6L LLY Duramax
2005 Chevy 6.6L LLY Duramax
2006 Chevy 6.6L LLY/LBZ Duramax
2007 Chevy 6.6L LLY/LBZ Duramax
2007.5 Chevy 6.6L LMM Duramax
2008 Chevy 6.6L LMM Duramax
2009 Chevy 6.6L LMM Duramax
2010 Chevy 6.6L LMM Duramax
2001 GMC 6.6L LB7 Duramax
2002 GMC 6.6L LB7 Duramax
2003 GMC 6.6L LB7 Duramax
2004 GMC 6.6L LB7 Duramax
2004.5 GMC 6.6L LLY Duramax
2005 GMC 6.6L LLY Duramax
2006 GMC 6.6L LLY/LBZ Duramax
2007 GMC 6.6L LLY/LBZ Duramax
2007.5 GMC 6.6L LMM Duramax
2008 GMC 6.6L LMM Duramax
2009 GMC 6.6L LMM Duramax
2010 GMC 6.6L LMM Duramax

Product Options

PART NUMBER MODEL YEAR
124060000 2001-03 LB7 - Connectors with Orange Clips
124060300 2003-05 LB7/LLY - Connectors with Purple Clips
124062000 2006-10 LBZ/LMM

Specifications

  • ID 4869
  • Manufacturer Name PPE
  • Shipping Weight 20.00 lb.
  • Fuel Type Diesel
  • Prop 65 Prop 65 WarningWARNING: Cancer & Reproductive Harm - P65Warnings.ca.gov
  • Cross Reference # 20880895, 89040217, RA01742I, GM4050106, GM4050106C, 89040217, GM4050106D, GM4050106DSC, GM4050106N, GM4050106P, GM4050111, 19031
  • Internal LR

Reviews

★★★★★ ★★★★★
4.6/5 Stars out of 14 Reviews
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11
Verified Buyer
Does exactly what you are looking for and looks good doing it!
5
Overall I think it's a no brainer. You can stack them up side by side and on the LMM, and there is a huge difference. It is a lot wider, a bit taller than stock, and is a tight fit, but that's exactly what you want. PPE makes use of every bit of free space and it sealed just fine for me. The only warning I will give is that on a GMC you can't just pull the grille off so I ended up pulling the bracket the grille is attached to and then reinstalled it after installing the cooler. Nothing crazy, just figured I would give a heads up to other GMC owners. Order # 2063047
Verified Buyer
1877222
5
Easy install, great replacement for my beat up stock cooler.
Verified Buyer
PPE TRANS COOLER
5
Looks great. Has nice welds. Will update when installed way bigger then stock. #1459647
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Questions and Answers

Does this replacement require different lines to install or can I use my factory lines?
View Staff Answer 
Answer

The PPE Performance Transmission Cooler will reuse you factory OEM lines.

Install Instructions – See Below

Transmission Oil Cooler GM Allison 2001-2002 - http://www.pacificp.com/pdf/Cooler_Installation_Guidev_v8.pdf

KIT INCLUDES:
1 - Cooler

1 - Upper bracket

2 - Lower brackets

8 - ¼” bolts flat washers and locknuts

Transmission Oil Cooler GM Allison 2003-2005 - http://www.pacificp.com/pdf/Cooler_Installation_Guidev_v8.pdf

KIT INCLUDES:

1 - Cooler

1 - Upper Bracket

2 - Lower Brackets

8 - ¼” bolts flat washers and locknuts

Transmission Oil Cooler GM Allison 2006-2010 - http://www.pacificp.com/pdf/TransCooler_2006_2010_v1.pdf

KIT INCLUDES:

1 - Cooler

2 - Upper Brackets

1 - Lower Bracke

4 - Allen Button Head

2 - Bolts 5/16-18 3/4

2 - Nuts 5/16-18


The PPE Performance Transmission Cooler will come equipped with the fittings to accept the factory OEM lines.

The cooler that I will get is the black cooler pictured. I do not want the rectangular cooler. Allison trans cooler
View Staff Answer 
Answer
The silver rectangular cooler is for 06-10 duramax trucks. Please select the correct application from the drop-down menu when ordering.
I have been told and read that adding an additional trans cooler could do harm. I have a 2008 3500HD duramax. ? Do I add cooler or not? Is it safe
View Staff Answer 
Answer
Keeping your transmission cool and within normal operating temperatures will prolong the life of your transmission and prevent premature damage.
Does this cooler come with the fittings to accept the factory lines? I have a Chevy 2500HD with Duramax and Allison tranny. Does this cooler mount with my factory lines?
View Staff Answer 
Answer
The PPE Performance Transmission Cooler will come equipped with the fittings to accept the factory OEM lines.

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