PPE Performance Transmission Cooler
2001-2010 6.6L GM Duramax LB7/LLY/LBZ/LMM
Keep your transmission cool with PPE’s performance transmission cooler. Lower your transmission operating temperature with this bolt on replacement. 60% increase in heat rejection surface lowers temperatures 20-30 degrees. This easy installation only takes about 30 minutes.
Available for 2001-03, 2003-05 and 2006-10 Duramax diesel engines.
Please select your proper model year range from the menu below:
- 1240600 2001-03 Cooler - connectors with Orange Clips
- 1240603 2003-05 Cooler - connectors with Purple Clips
- 1240620 2006-2010 Cooler - connectors same all years