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H&S XRT Pro on 2011 Duramax LML

Test Vehicle: 2011 Chevrolet 2500HD Duramax LML
Current Mileage: 10,429
Testing For: Fuel Economy, Horsepower Gains, Torque Out Put
Course: 44mile round trip, including interstate and in town driving, loaded and unloaded
Load: 10,000lb trailer
Horsepower/Torque Testing: Completed on a Mustang Dynamometer, in house
Products: H&S Performance XRT Pro Tuner Part # 109005

H&S XRT Pro tuner
real dyno results
Stock Horsepower Results DPF On
Dyno Chart HP TQ NOTES
318.3 630.9 T/H Engaged
Stock Mileage Results DPF On
Unloaded Loaded T/H Engaged NOTES
16.43 12.29 None
Horsepower Results H&S XRT Pro DPF On
Dyno Chart HP TQ NOTES
340.7 726.9 XRT Pro “Mild” Tune
369.7 759.6 XRT Pro “Wild” Tune
Mileage Results H&S XRT Pro DPF On
Unloaded Loaded T/H Engaged NOTES
17.98 MPG 12.67 MPG XRT Pro “Mild” Tune
19.38 MPG 10.02 MPG XRT Pro “Wild” Tune
Related H&S XRT Pro Tuner Videos

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