DRAGY / GPS BASED PERFORMANCE METER (DRG69) Monitor your 0-60 mph, 60-130 mph, 100-200 kmh, 1/4 mile, 1/2 mile performance, and more! Dragy uses high speed GPS satellites to accurately measure your vehicle's performance within 1/100th of a second. The Dragy software automatically charts slope on... MSRP: $250.00 SALE: $179.00 DRAGY / GPS BASED PERFORMANCE METER (DRG69) MSRP: $250.00 SALE: $179.00 Compare Selected