477 HP Stage 1 ECU Software | BMW M240i/M340i/M440i/Z4M40i material-abs Run the map that matches

Run the map that matches your fuel and driving needs

(1) Pair of Smoke LED Rear Reflectors (Left & Right)

and plug connectors

Tuned: 644 HP/599 lb-ft TQ

477 HP Stage 1 ECU Software | BMW M240i/M340i/M440i/Z4M40i material-abs Run the map that matchesStock 93 Octane Stock Wheel HP & TQ: 345 WHP & 380 lb ft WTQ Stock Flywheel HP & TQ: 420 HP & 463 lb ft TQ Tuned 93 Octane Tuned Wheel HP & TQ: 391 WHP & 423 lb ft WTQ Tuned Flywheel HP & TQ: 477 HP & 516 lb ft TQ Delta Wheel HP & TQ: 46 WHP 43 lb ft WTQ Delta Flywheel HP & TQ: 57 HP & 52 lb ft TQ *This can only be installed at an authorized CarBahn dealer! Top speed governor removed CarBahn EVO Intelligent software adapts to various fuel octane