447 HP Stage 1 ECU Software | BMW X3 M40i / X4 M40i F20

447 HP Stage 1 ECU Software | BMW X3 M40i / X4 M40i F20Stock 93 Octane Stock Wheel HP & TQ: 328 WHP & 358 lb ft WTQ Stock Flywheel HP & TQ: 401 HP & 436 lb ft TQ Tuned 93 Octane Tuned Wheel HP & TQ: 367 WHP & 407 lb ft WTQ Tuned Flywheel HP & TQ: 447 HP & 496 lb ft TQ Delta Wheel HP & TQ: 38 WHP 49 lb ft WTQ Delta Flywheel HP & TQ: 46 HP & 60 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

1mm hub bore

Introducing the CarBahn Adjustable Anti-Roll Bar Kit for BMW G9X M5 and M8 —Introducing the CarBahn Adjustable Anti-Roll Bar Kit for BMW F9X M5 M8

AutoTecknic Replacement Aero Glazing Black Mirror Covers for the F40 1-Series

faster turbo spool

accelerated engine wear

World’s 1st Cast Endtank Designed Top Mount Charge-Air-Cooler for the BMW S55 Engine in the BMW F80 M3

As an AutoTecknic standard each trims are individually finished with precision that yields a product of superior paint quality fit to accentuate any vehicle

- 1x Adapter Hub

high-strength dry carbon fiber

This stylish Performance style rear spoiler adds a touch of aggression to your vehicle's bootlid

Enhance the interior of your beloved G82/ G83 M4 with our exquisite Carbon Fiber Full Seat Backs

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