The BMW 3 Series M3 420hp (E90/E91 - 2010 - 2011) produces 420bhp and 400Nm in standard form. A Stage 1 ECU remap can raise output to 440bhp and 430Nm, a gain of 20bhp and 30Nm, with no hardware modifications required.
Interested in a Stage 1 remap for your BMW 3 Series? 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