Dragy GPS Based Performance Meter N55 Our BMW Wheel Spacers are

Our BMW Wheel Spacers are sold in pairs (2pcs) with 10 extended lug bolts that exceed OE standards

For those who want to start with the JB Plus and upgrade to the higher power more advanced JB4 tune

BMW 5 series E60/E61 535i/535ix

and sending unit included

Dragy GPS Based Performance Meter N55 Our BMW Wheel Spacers areDescription Monitor your 0 60mph, 1 4 mile, 60 130mph, 100 200kmh, 1 2 mile performance, and more! Dragy uses multiple high speed GPS satellites to accurately measure the performance of your vehicle within 1 100th of a second, producing identical results to the much more expensive and cumbersome Racelogic Vbox system, in a less expensive and easier to use package. The Dragy software automatically charts slope on all timeslips which you can then post