BMW E46 M3 CUSTOM TUNING

We offer exclusively high-end custom Alfa N tuning with our own unique Vanos changes within our tuning for S54 engines. This helps increase the legendary CSL bark at lower RPMs and makes it sing all the way to the redline.

Shop Now

BMW E9X M3 CUSTOM TUNING

BMW E9X Custom Tuning

Gain power, sharpen response, and enhance driveability with GTS gearbox maps, final drive adjustments, and custom calibrations. In-house & remote tuning available.

Shop Now

OUR SERVICES

BESPOKE CUSTOM TUNING

TRS Performance offers expert ECU remapping for increased power, sharper response, and enhanced driveability. Tailored calibrations for optimal performance, reliability, and control.

2WD HUB DYNO ROLLING ROAD

Precision tuning with TRS Performance’s 2WD hub dyno. Accurate power figures, real-world load testing, and optimised performance for your vehicle.

WHITE LABEL AVAILABLE

Run a tuning business? We provide a white-label tuning service for professionals worldwide, delivering expert calibrations under your brand name.

BEFORE & AFTER

TRS Performance – Specialists in ECU calibration, custom tuning, and performance upgrades. With years of expertise and cutting-edge technology, we deliver precision-tuned power with proven reliability.
FIND A DEALER

TRS HANDSETS

See how easy it is to install and use our tuning handsets!

WATCH NOW

TUNING PACKAGES

View All
TRS Performance
BMW B58 MG Flasher Ultimate Package
£495.00
£0.00
£495.00
TRS Performance
TRS Stage 2+ B58 Complete Package
£1,995.00
£0.00
£1,995.00
TRS Performance
BMW M135i/235i TRS 420 Package
from £1,650.00
£0.00
from £1,650.00

POPULAR WORKSHOP SERVICES

WHEEL ALIGNMENT

Get precision alignment with a setup tailored for stability, grip, and control. From camber and toe adjustments to corner weighting, we ensure your car is optimised for fast road, track days, or motorsport competition.
MORE INFO

TRACK PREPERATION

Get your car ready for the track with a setup tailored for performance, control, and reliability. From suspension tuning to safety upgrades, we ensure your car is optimised for fast road, track days, or competition use.
MORE INFO

CLUBSPORT BUILDS

At TRS Performance, we create Clubsport Builds engineered for precision, balance, and performance. From chassis enhancements to braking upgrades, we develop tailored setups to maximise handling and responsiveness.
MORE INFO

OFFICIAL MEMBER & RATDOG PARTNER

Latest Posts

Looking to fine-tune your car’s performance? TRS Performance shares expert tips, remap insights, and the latest in ECU tuning. Check out our latest posts!
Karbonius S54 Airbox Showdown

Karbonius S54 Airbox Showdown

May 24, 2023
Before we get into the results we should first outline the lengths we've gone to make this a fair test, we have...
View details
Creating Our BMW M2 Tuning Package

Creating Our BMW M2 Tuning Package

Apr 04, 2023
Introduction When the F87 M2 launched back in 2015 it was touted as BMW’s last small RWD M car, following on from...
View details
BMW F-Chassis B58 Tuning Guide

BMW F-Chassis B58 Tuning Guide

Feb 05, 2021
Let's see what limitations we reach when tuning the F-Chassis BMW B58 engine. Let's see what the fuel pump can do!
View details

We support all major manufacturers