ATS Diesel Five Star Torque Converter

2003–2004 Dodge Ram 2500 / Ram 3500 Cummins

3029505164

Overview:

The ATS Diesel Five Star Torque Converter is engineered specifically for Dodge Ram 2500 and Ram 3500 models from 2003 to 2004 equipped with Cummins diesel engines. Designed to optimize power delivery and improve drivability, this torque converter is an essential upgrade for diesel enthusiasts seeking enhanced performance and reliability. It is also compatible with select Ford Super Duty and Excursion models, making it a versatile choice for heavy-duty applications.

Ideal for those performing a Fummins conversion or looking to upgrade their transmission’s stall characteristics, the Five Star Torque Converter provides a mid-stall fitment that balances quick throttle response with smooth engagement. This results in improved towing capability, better acceleration, and reduced transmission heat under load.

Key Features:

Built to meet the demands of diesel performance and heavy-duty use, the ATS Diesel Five Star Torque Converter offers:

• Mid-stall design optimized for Cummins/4R100 transmission setups
• Enhanced torque multiplication for improved low-end power
• Durable construction to withstand high torque and heavy towing
• Precision balancing for smooth operation and reduced vibration
• Compatibility with Dodge Ram 2500 and 3500 models (2003–2004)
• Also fits select Ford E-350 Super Duty, Excursion, F-250, and F-350 models (2003–2007)
• Designed to reduce transmission heat and improve longevity
• Ideal for Fummins conversion applications

Construction & Design:

The ATS Diesel Five Star Torque Converter is manufactured using high-quality materials engineered for durability and performance. Its robust internal components are precision-machined to ensure consistent stall speed and reliable torque transfer. The converter’s design incorporates advanced balancing techniques to minimize drivetrain vibrations and enhance overall vehicle smoothness under load.

Special attention is given to the internal stator and turbine blades to optimize fluid dynamics, which improves torque multiplication and reduces slippage. This results in more efficient power transfer from the engine to the transmission, especially beneficial during towing or heavy acceleration.

Installation & Fitment:

This torque converter is a direct fit replacement for 2003–2004 Dodge Ram 2500 and 3500 trucks equipped with Cummins engines and 4R100 transmissions. It also fits a range of Ford Super Duty and Excursion models from 2003 to 2007. Installation requires standard transmission removal and torque converter replacement procedures, with no major modifications necessary when installed on compatible vehicles.

Professional installation is recommended to ensure proper torque converter seating and transmission alignment, which are critical for optimal performance and longevity.

What's Included:

• ATS Diesel Five Star Torque Converter (Part #3029505164)
• Installation instructions

Ideal For:

This torque converter is perfect for diesel truck owners who demand improved throttle response, enhanced towing capability, and greater transmission durability. It is especially suited for those performing Fummins conversions or upgrading their stock torque converter to better match their engine’s power output and driving style.

Whether you use your Dodge Ram for heavy hauling, off-road adventures, or daily driving, the ATS Diesel Five Star Torque Converter delivers reliable performance improvements tailored to your needs.

ATS Diesel Performance builds diesel upgrade solutions engineered for higher torque, towing confidence, and competition-level durability. Best known for performance-built transmissions, ATS also offers turbochargers, exhaust and fuel system components, and other supporting parts designed to handle heavy loads and elevated power on modern diesel trucks.