The BMW X5 4.4i 320hp (E53 - 2000 - 2007) produces 320bhp and 440Nm in standard form. A Stage 1 ECU remap can raise output to 335bhp and 460Nm, a gain of 15bhp and 20Nm, with no hardware modifications required.
Interested in a Stage 1 remap for your BMW X5? 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