4 Tune Pack ECM & TCM Tuning w/ Hardware & Credits

Features:

• Up to 539HP and 1150 lb-ft torque
• ECM and TCM tuning with hardware included
• Eliminates dead pedal throttle delay
• Safe for towing at full GVWR
• Improved fuel efficiency with smarter mapping
• Enhanced pedal feel at low speeds
• Smart EGT control protects engine temps
• Less soot output than box-style tuners
• Retains factory turbo brake function
• World-class support from tuning experts

Premium Tuning Upgrade for 6.7L Powerstroke

If you’ve been looking to wake up your 2013–2014 6.7L Powerstroke Cab & Chassis without losing towing reliability or everyday drivability, the DuramaxTuner 4 Tune Pack is the upgrade you’ve been waiting for. This isn’t just a plug-and-play solution that dumps more fuel into the motor, it’s a thoughtfully engineered ECM and TCM tuning package designed to make your truck stronger, quicker, and more responsive, all while keeping your factory systems working exactly like they should. With this setup, you can expect horsepower to jump from the stock 440 hp to a stout 539 hp, along with torque climbing up to a massive 1,150 lb-ft. That extra power isn’t just a number to brag about either. It shows up where you need it most, in better throttle response, stronger acceleration, and more confidence when you’re pulling a loaded trailer up steep grades. Plus, the "dead pedal" feeling that so many stock trucks suffer from is completely eliminated. Tap the throttle and your truck responds immediately, giving you more control at low speeds and a much more satisfying driving experience overall.

Engineered for your Truck

For guys who tow regularly, DuramaxTuner designed these tunes with you in mind. Every file is safe for towing at your truck’s full gross vehicle weight rating, so you’re not sacrificing reliability or putting your drivetrain at risk just to have a little more fun behind the wheel. Smart EGT control keeps exhaust temperatures in check, helping to protect the engine even when you’re working it hard. Fuel economy is another area where this tuning makes a real-world difference. Thanks to more efficient mapping, your truck runs cleaner and uses less fuel, which is especially noticeable on long highway pulls or during daily work cycles. It also means less soot buildup compared to many of the “box” tuners out there, helping your truck stay in top shape longer. Transmission tuning is bundled in as well, so gear shifts are perfectly matched to the new power curve. The result is a smoother, more predictable drive without the awkward or harsh shifting that can sometimes come with big horsepower gains.

Retains Factory Functionality

The best part? You retain complete functionality of your factory turbo brake and all your other stock features. You get all the performance benefits without losing the safety and drivability you depend on. This kit also includes the hardware and tuning credits you need to get up and running, so there are no hidden surprises after you order. At the end of the day, the DuramaxTuner 4 Tune Pack is the perfect upgrade if you’re ready to make your Cab & Chassis perform like it should have from the factory, stronger, quicker, and still ready to tow or work hard whenever you need it.

Fits: 2013, 2014 Ford 6.7L Powerstroke Cab & Chassis