on a Supercharged 6.2L Silverado Dyno!

Callaway 540hp Supercharged 6.2L 4x4 Silverado: Custom Harchelroad Motors Engine Management Calibration by 06x6spdGTO/LTXTuning Dyno tuned on a MD1100 @ Harchelroad motors... Imperial Nebraska

More Videos...

Procharged 2011 GMC Sierra 6.2 Getting into it
Just playing around on a back road

ZR1 Powered Silverado Truck
LS9 Powered Chevrolet Silverado 4x4 Truck This is probably the only ZR1 powered truck in the country, it has a crate motor LS9. Check out Follow us on Facebook

2011 6.2 silverado supercharged
2011 6.2 Supercharged Silverado goes against a 11.25 car... truck losses but runs a 12.63 on street tire ....

2014 Silverado 6.2L L86 Supercharger kit by Magnuson on the dyno
At just 5 psi, the new Magnuson Supercharger kit for the 2014+ Chevrolet Silverado trucks with the 6.2L, direct injection L86 engine, gained over 100 hp at the wheels and is making over 570 HP at the crank. This kit gives you the torque you need for the street, strip, or towing, and the reliability for daily driving.