Dinan Stage 3 Performance Engine Software for BMW M5 E60 M6 E63 M6 E64 - Dinan, Leader in BMW Perfor
Dinan Engine Software raises the factory rev-limiter by 150 rpm (8400 rpm maximum), endowing the V-10 with a broader power band and greater road speed potential in each gear. The combination of Dinan's re-calibration of ignition timing and air/fuel ratios...