Subaru Trezia remapping
Typical Stage 1 figures for all 2 Trezia engines, from 89bhp to 98bhp stock, with Stage 2 shown where the engine suits it.
Trezia remapWe hold 2 Subaru Trezia engines across 1 generation, 2010 to 2014. Pick yours below: the 1.4 Diesel 90hp has the biggest typical Stage 1 gain, 89bhp stock to around 110 to 120bhp.
VEXEN remaps, diagnoses and codes the Subaru Trezia at our unit in Fenton, Stoke-on-Trent. We hold 2 Trezia engines across 1 generation, 2010 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: 110 to 120bhp, from 89bhp stock
Trezia 1.4 Diesel 90hp remapThe 1.4 Diesel 90hp has a DPF: a forced regeneration clears a blocked filter and keeps it in place
Trezia 1.4 Diesel 90hp DPF regenerationNo more blocked filter or DPF light, from £249
Trezia 1.4 Diesel 90hp DPF deleteNo more clogged or sticking EGR valve, from £249
Trezia 1.4 Diesel 90hp EGR deleteSupplied and fitted from £400
Trezia CarPlayDealer-level diagnostics, coding, adaptations and service resets for the Trezia
Diagnostics and codingWritten into your Trezia remap: pops and bangs £80 extra, limiter removal on request
Trezia 1.4 Diesel 90hp remapTypical Stage 1 figures for all 2 Trezia engines, from 89bhp to 98bhp stock, with Stage 2 shown where the engine suits it.
Trezia remap1 of the Trezia 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.
Trezia DPF regenerationDPF delete for the 1 diesel Trezia engines, from £249: no more blocked filter, regeneration cycles or DPF warning lights.
Trezia DPF deleteEGR delete for the diesel Trezia, from £249: no more clogged or sticking EGR valve and less soot in the intake.
Trezia EGR delete2010 to 2014 (2010 to 2014): built before Subaru offered Apple CarPlay or Android Auto from the factory. We supply and fit both from £400.
Trezia CarPlayDealer-level diagnostics for the Trezia: 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 Trezia remap software. Pops and bangs are £80 on top of the remap price; message us about limiter removal for your engine.
Trezia 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.