Heavy Tow ECM Tuning Incl. Hardware & Credits Chassis Cab

Features:

• Safe for towing heavy loads up to GVW
• Gain +30 RWHP and +66 ft-lbs torque
• Emissions equipment stays fully intact
• Custom SMART EGT control manages exhaust temps
• Retains full factory turbo brake functionality
• Air-fuel ratio tuned to reduce soot
• More power and less soot than box tuners
• Helps maintain gear while towing uphill
• Shift up and throttle back with confidence
• Includes HP Tuners RTD hardware and 4 credits
• Over 100 custom calibration changes from stock
• No wire hacking or sensor modification required

Built To Move What Others Cannot Handle

If your truck earns its keep hauling serious weight day in and day out, this Heavy Tow ECM Tune was made for you. It’s designed for those pulling trailers through the hills, hauling equipment across job sites, or racking up thousands of miles towing year-round. The goal here isn’t just more power for the sake of it, but controlled, usable torque that helps you get moving quicker and hold gears longer on tough grades. This tune gives you that extra grunt without pushing EGTs into the danger zone or compromising your emissions equipment. The truck will feel more confident under load, allowing you to shift up and throttle back when the road allows. Even better, it keeps the factory turbo brake fully functional, which is a must when you're managing weight on downhill runs. It’s peace of mind, more power, and a smoother towing experience all packed into a tune built with real-world haulers in mind.

Engineered For Consistent Power Under Load

The DuramaxTuner Heavy Tow ECM Calibration offers a finely tuned balance between added performance and drivetrain safety for your 2016 Powerstroke. With over 100 calibration changes from stock, it increases rear wheel output by +30 HP and +66 ft-lbs of torque without overwhelming your emissions system or EGT thresholds. A built-in SMART EGT control actively manages exhaust temps, and carefully dialed-in air-fuel ratio limits help keep soot output to a minimum. The tune is designed for heavy loads up to 8,000 lbs GVW, giving the driver the torque needed to lug confidently in higher gears while maintaining fuel efficiency. It’s an excellent pairing with factory turbo braking systems, and the included HP Tuners RTD hardware ensures quick and accurate calibration using Bluetooth or mobile device connection. Whether your truck is part of a commercial fleet or your go-to workhorse, this ECM tune delivers performance where it matters most. No wire hacking, no sensor taps, just safe, reliable tuning that works.

Fitment: 2016 Ford F250/F350 6.7L Powerstroke

Notes:

• This is a single custom tune designed specifically for heavy towing applications.
• Not intended for use with loads under 8,000 lbs, consider the Light Tow tune instead for lighter applications.
• Custom tuning retains full emissions equipment, no emissions removal required.
• Custom SMART EGT control helps manage exhaust temperatures safely under load.
• Air-to-fuel ratio limits are calibrated to help reduce soot production during operation.
• Factory turbo brake functionality is fully retained with this tune.
• Great fit for commercial trucks, tow rigs, and heavy equipment haulers.
• Requires RTD hardware from HP Tuners, this is included in the package.
• Requires 4 HP Tuners Universal Credits for ECM tuning.
• Transmission tuning is not included but highly recommended for optimal performance and drivability.
• This tune includes over 100 calibration changes to improve power delivery and efficiency.
• World-class phone support is available from DuramaxTuner if assistance is needed.