The Mercedes GL GL 63 AMG - 558hp (X166 - 2012 ->) produces 558bhp and 760Nm in standard form. A Stage 1 ECU remap can raise output to 620bhp and 900Nm, a gain of 62bhp and 140Nm, with no hardware modifications required.
Interested in a Stage 1 remap for your Mercedes GL? 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