707 HP Stage 1 ECU Software | BMW M550i/750i/M850i BMW-740i-xDrive-2013

707 HP Stage 1 ECU Software | BMW M550i/750i/M850i BMW-740i-xDrive-2013Stock Stock W HP & TQ: 467 Wheel HP & 536 lb ft Wheel torque Stock FW HP & TQ: 570 Flywheel HP & 653 lb ft Flywheel torque Tuned 93 Octane Tuned W HP & TQ: 580 Wheel HP & 583 lb ft Wheel torque Tuned FW HP & TQ: 707 Flywheel HP & 711 lb ft Flywheel torque Delta W HP & TQ: 112 Wheel HP & 47 lb ft Wheel torque Delta FW HP & TQ: 137 HP Flywheel HP & 58 lb ft Flywheel torque *This can only be installed at an authorized CarBahn dealer! Optional Exhaust

We also keep the steel retainers for long term durability

Direct OEM replacement for BMW M5/M8

damage resulting from the use of other manufacturer’s products in conjunction with CarBahn Autoworks' products or systems

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Tuned: 679HP / 654TQ Tuned: 704HP / 683TQ Measured Wheel Power OEM Stock: 484HP / 471TQ

Unlock the hidden power of your BMW M3/M4 today with CarBahn's Stage 2 Performance Controller Power Package and elevate your driving experience to the next level

Real carbon fiber construction—no fillers

CSF made special provisions to fit two different race spec oil coolers

CarBahn Autoworks has developed improved bearings and valve springs

Each component undergoes rigorous testing to ensure it meets the highest standards of quality and performance

race-inspired aesthetic

Replaces OEM p/n: 12-13-8-611-236