G-POWER’s 650 HP BMW M4: Avenue-legal beast unleashed G-FORCEa reputation synonymous with high-performance BMW tuning for over 40 years, BMW has taken the G82 M4 to unprecedented ranges with their newest creation—the G4M Bi-TURBO. Recognized for delivering each visible and technical upgrades, G-POWER’s enhancements rework this sports activities coupe into a real powerhouse whereas sustaining …