The Mercedes CLS 53 AMG 435hp (C257 - 2021 ->) produces 435bhp and 520Nm in standard form. A Stage 1 ECU remap can raise output to 460bhp and 620Nm, a gain of 25bhp and 100Nm, with no hardware modifications required.
Interested in a Stage 1 remap for your Mercedes CLS? 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