ATS 317-950-A326 4R100 To 6.7L Cummins Conversion Five Star Torque Converter | 2007.5-2013 Dodge RAM 2500/3500 6.7L Cummins

Features:

• Designed for 4R100 to 6.7L Cummins swaps
• Fits 2007.5–2013 6.7L Cummins diesel engines
• Mid-stall speed around 1500 RPM for versatility
• Equipped with a Viskus Clutch Drive system
• Features ATS Extreme Efficiency Mixed Flow Stator
• Built from strong billet steel construction
• Improves towing, street driving, and off-road performance
• Provides better torque transfer and efficiency
• Helps reduce heat buildup during heavy use
• Ideal for custom Fummins conversion builds
• Designed for high durability under extreme conditions
• Backed by ATS Diesel’s proven performance engineering

Turn Your Fummins Build into a True Powerhouse

When you’re putting together a Fummins swap, you’re chasing more than just a cool build — you’re chasing a truck that works harder, drives better, and pulls stronger than anything else on the road. That’s exactly where the ATS Five Star Torque Converter comes in. Designed specifically for pairing a Ford 4R100 transmission to a 6.7L Cummins, this converter gives you the lock-up strength, smoothness, and efficiency you need to really bring your setup to life. With a mid-stall speed around 1500 RPM, it delivers the perfect balance between off-the-line punch and smooth cruising without sacrificing towing capability. Whether you're hitting the backroads with a trailer, daily driving, or just showing off a truly unique swap, you’ll feel the difference every time you lay into the throttle. ATS backs their converters with proven engineering and billet steel strength that’s built to survive serious abuse. If you’re ready to turn your Fummins build from good to unstoppable, this torque converter is your ticket.

Precision Torque Control for Serious Fummins Builds

The ATS 317-950-A326 Five Star Viskus Clutch Drive Torque Converter is precision-engineered for 2007.5–2013 6.7L Cummins engines paired with a Ford 4R100 automatic transmission. Featuring a mid-stall range of approximately 1500 RPM, it provides optimized performance for trucks that see both heavy towing and street driving. The converter uses ATS’s advanced Extreme Efficiency Mixed Flow Stator to improve torque multiplication and heat management, critical for maintaining transmission reliability under load. Its billet steel construction ensures maximum strength and durability, particularly in high-torque diesel applications where traditional converters can fail. The Viskus Clutch Drive system delivers smooth engagement while maintaining solid lock-up to improve fuel efficiency and drivability. Designed specifically for Fummins swaps, it’s built to handle the demands of real-world use, whether you're pulling heavy trailers or simply expecting better performance from your custom build. ATS’s reputation for quality means you can trust this converter to hold strong when your truck needs it most.

Fits: 2007, 2008, 2009, 2010, 2011, 2012, 2013 RAM 2500/3500 6.7L Cummins

Notes:

• Designed specifically for 4R100 to 6.7L Cummins swaps
• Fits 2007.5–2013 model year 6.7L Cummins engines
• Built for Ford 4R100 automatic transmissions only
• Features a mid-stall speed of approximately 1500 RPM
• Equipped with ATS Five Star Viskus Clutch Drive system
• Extreme Efficiency Mixed Flow Stator improves torque and cooling
• Requires proper Fummins adapter and swap components
• Ideal for towing, street driving, and off-road use
• Billet steel construction ensures high strength and durability
• Helps reduce transmission heat and improve drivability
• Not compatible with stock factory torque converters or clutches
• Professional installation recommended for best results