ATS 42RLE Auxiliary Transmission Cooler Kit - 2003-2006 Jeep Wrangler 4.0L

Product Name: ATS 42RLE Auxiliary Transmission Cooler Kit - 2003-2006 Jeep Wrangler 4.0L 
Manufacturer: ATS 
Manufacturer Part #: 3109008272
Thoroughbred Diesel Part #: ATS3109008272 
Fitment Notes: 2003-2006 Jeep Wrangler 4.0L

The ATS 42RLE Auxiliary Transmission Cooler Kit is designed to improve transmission performance and reliability in 2003–2006 Jeep Wrangler 4.0L models. By reducing transmission fluid temperatures, this kit helps prevent overheating, extend fluid life, and maintain consistent shift performance under heavy load or off-road conditions. Ideal for Jeeps used in towing or demanding trail environments.

ATS Auxiliary Transmission Cooler Kit For Jeeps Features:

• Fits 2003–2006 Jeep Wrangler 4.0L with 42RLE automatic transmission
• Significantly reduces transmission fluid temperatures
• Improves transmission durability and performance under heavy loads
• Helps prevent overheating and fluid breakdown
• Increases fluid capacity for better cooling efficiency
• Includes all necessary hardware, lines, and fittings for installation
• Perfect for towing, off-road, or high-heat driving conditions
• 3-Year/150,000 Mile Warranty
• For more information on ATS call us at 1-859-737-4966.