Banks Power 07-10 Chevy/GMC 2500/3500 6.6L Diesel Banks Speedbrake (w/ iDash 1.8)The World's First All Electronic Braking System. Cuts downhill speed up to 78%. All automatic, user selectable speed. Simple plug and play installation, no cutting or welding required. Extends the service life of your brakes, and does so while maintaining your sanity. A revolutionary approach to exhaust braking, Banks patented new SpeedBrake does what no brake has done before. The world's first all electronic braking system, SpeedBrake achieves