The BMW X7 xDrive40i 340hp (2018 ->) produces 340bhp and 450Nm in standard form. A Stage 1 ECU remap can raise output to 400bhp and 580Nm, a gain of 60bhp and 130Nm, with no hardware modifications required.
Interested in a Stage 1 remap for your BMW X7? Get in touch and we will discuss the best options for your vehicle.
JSM Diagnostics comes to you. Mobile ECU remapping across Medway and the surrounding areas.
Call us: 07711 934 905
Mon – Fri: 8:30am – 5:30pm