BMW 840i (2019-2024) Stage 1The BMW 840i combines elegance and balancebut the factory B58 tune plays it too safe for a car this capable. WestTuneds Stage 1 ECU calibration wakes up the 840i with sharper throttle, stronger midrange torque, and refined power deliveryturning it into a smooth, fast, and addictive grand tourer. What Youll Feel: Noticeably stronger low end and midrange torque Quicker turbo spool and improved throttle response Smoother high RPM acceleration across all

Installation Options:Flash at WestTuned HQ or remote tuning (OBD or bench unlock required)

Luxury-Ready

No hardware required (stock intake

How does it work

WestTuned’s Stage 1 ECU calibration transforms the 2

Experience the pinnacle of automotive engineering with the Lamborghini LP750  West Racing Titanium Exhaust System

which means you can expect improved performance and handling on the road

Designed by West Tuned & West Racing

100% compatible with stock intake

and AWD systems

harder pull across the rev range

Stage 1 transforms the 750S into a precision weapon—more boost