Engine Tuner HHT for V6 3.0L Engine 2007-2022 Sprinter

Unlock your Sprinter's full potential with the RennTech HHT Engine Tuner. Built for the 3.0L V6 diesel engine (2019–2022), this plug-and-play performance module delivers a dramatic boost in torque and horsepower, without compromising reliability. Developed in partnership with factory-trained Mercedes engineers, the HHT Tuner optimizes engine maps for smoother throttle response and more usable power across the RPM range. Whether you're climbing mountain passes or merging onto the freeway with a fully loaded van, you'll notice the difference. This isn't a gimmick. It's a refined performance upgrade trusted by enthusiasts and professionals who demand more from their drivetrain.