McLaren 650S remapping
Typical Stage 1 figures for all 2 650S engines, from 616bhp to 641bhp stock, with Stage 2 shown where the engine suits it.
650S remapWe hold 2 McLaren 650S engines across 1 generation, 2014 to 2017. Pick yours below: the 3.8 Petrol 650hp has the biggest typical Stage 1 gain, 641bhp stock to around 705 to 750bhp.
VEXEN remaps, diagnoses and codes the McLaren 650S at our unit in Fenton, Stoke-on-Trent. We hold 2 650S engines across 1 generation, 2014 to 2017. Stage 1 is £249 and Stage 2 is £349. Pick your engine below, or message us with your reg for the exact figure.

Typical Stage 1: 680 to 720bhp, from 616bhp stock
650S 3.8 V8 625hp remapDealer-level diagnostics, coding, adaptations and service resets for the 650S
Diagnostics and codingWritten into your 650S remap: pops and bangs £80 extra, limiter removal on request
650S 3.8 V8 625hp remapTypical Stage 1 figures for all 2 650S engines, from 616bhp to 641bhp stock, with Stage 2 shown where the engine suits it.
650S remapDealer-level diagnostics for the 650S: full module scanning, fault investigation, live data, adaptations, service resets and vehicle configuration. We find out why a warning light is on, not just clear it.
Diagnostics and codingPops and bangs and limiter removal are added to the 650S remap software. Pops and bangs are £80 on top of the remap price; message us about limiter removal for your engine.
650S remapSend us your reg and we will check whether your 650S already has Apple CarPlay or Android Auto, and what it needs if not.
Send your reg to checkStill have a question? Message us with your reg and what you would like done.
Pick the easiest way to reach Shane. WhatsApp is quickest; send your reg for an exact figure.