Mercedes-Benz R-Class remapping
Typical Stage 1 figures for all 21 R-Class engines, from 187bhp to 503bhp stock, with Stage 2 shown where the engine suits it.
R-Class remapWe hold 21 Mercedes-Benz R-Class engines across 2 generations, 2005 to 2014. Pick yours below: the 3.0 V6 265hp has the biggest typical Stage 1 gain, 261bhp stock to around 300 to 315bhp.
VEXEN remaps, diagnoses and codes the Mercedes-Benz R-Class at our unit in Fenton, Stoke-on-Trent. We hold 21 R-Class engines across 2 generations, 2005 to 2014. 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: 220 to 230bhp, from 187bhp stock
R-Class 3.0 V6 190hp remapThe 3.0 V6 190hp has a DPF: a forced regeneration clears a blocked filter and keeps it in place
R-Class 3.0 V6 190hp DPF regenerationNo more blocked filter or DPF light, from £249
R-Class 3.0 V6 190hp DPF deleteNo more clogged or sticking EGR valve, from £249
R-Class 3.0 V6 190hp EGR deleteSupplied and fitted from £400
R-Class CarPlayDealer-level diagnostics, coding, adaptations and service resets for the R-Class
Diagnostics and codingWritten into your R-Class remap: pops and bangs £80 extra, limiter removal on request
R-Class 3.0 V6 190hp remapTypical Stage 1 figures for all 21 R-Class engines, from 187bhp to 503bhp stock, with Stage 2 shown where the engine suits it.
R-Class remap7 of the R-Class engines on file are diesel, each with a diesel particulate filter. A forced regeneration clears the soot from a blocked filter and keeps it in place.
R-Class DPF regenerationDPF delete for the 7 diesel R-Class engines, from £249: no more blocked filter, regeneration cycles or DPF warning lights.
R-Class DPF deleteEGR delete for the diesel R-Class, from £249: no more clogged or sticking EGR valve and less soot in the intake.
R-Class EGR deleteV251 (2006 to 2014), W251 (2005 to 2014): built before Mercedes-Benz offered Apple CarPlay or Android Auto from the factory. We supply and fit both from £400.
R-Class CarPlayDealer-level diagnostics for the R-Class: 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 R-Class remap software. Pops and bangs are £80 on top of the remap price; message us about limiter removal for your engine.
R-Class remapStill 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.