The Jaguar S Type 4.2 V8 R 400hp (All) produces 400bhp and 541Nm in standard form. A Stage 1 ECU remap can raise output to 420bhp and 565Nm, a gain of 20bhp and 24Nm, with no hardware modifications required.
Interested in a Stage 1 remap for your Jaguar S Type? 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