Bully Dog 40420 GT Diesel Tuner 2003-2021 Dodge Ram 5.9L 6.7L Cummins
Bully Dog 40420 GT Diesel Tuner 2003-2021 Dodge Ram 5.9L 6.7L Cummins - No Thanks is backordered and will ship as soon as it is back in stock.
Product Care information
Product Care information
At BackWoods Diesel, we ensure all parts are stored in a clean, dry, and temperature-controlled environment to prevent damage. Our team inspects each part for quality and maintains them according to manufacturer guidelines before shipping.
Delivery and Shipping
Delivery and Shipping
At BackWoods Diesel, we prioritize fast and reliable shipping. All orders are carefully packed and dispatched promptly to ensure your parts arrive safely and on time, so you can keep your projects running smoothly without delay.
Bully Dog 40420 GT Diesel Tuner 2003-2021 Dodge Ram 5.9L 6.7L Cummins
Bully Dog 40420 GT Diesel Tuner 2003-2021 Dodge Ram 5.9L 6.7L Cummins - No Thanks is backordered and will ship as soon as it is back in stock.
Description
Description
The Bully Dog GT Platinum Diesel Tuner (40420) is a powerful all-in-one tuner, monitor, and diagnostic device for 2003–2021 Ram Cummins trucks.
Increase horsepower, improve towing performance, and monitor your engine in real time—all from one easy-to-use system.
Performance Gains (By Engine):
2003–2012 Cummins: Up to +130HP
2015 Cummins: Up to +97HP
2019 Cummins: Up to +55HP / 159 lb-ft
2020–2021 Cummins: Up to +63HP
Features & Benefits:
- Tow / Performance / Extreme tuning levels
- Improves horsepower, torque, and throttle response
- Full-color display with real-time gauges
- Reads and clears diagnostic codes
- Performance testing and data logging
- Plug-and-play installation
Why Cummins Owners Choose This:
- Strong towing performance gains
- Easy install with immediate results
- Real-time monitoring protects your engine
- One of the most trusted Cummins tuners available
Important Notes:
- 2013–2021 trucks REQUIRE Unlock Cable (13'-17' #42214 or 18'-21' #42215)
- One-time unlock process — remains unlocked permanently
- Emissions-compliant vehicles only
Payment & Security
Payment methods
Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.
