POPULAR SERVICES
ECU Remapping
EGR & DPF Adjustment
Speed Limiter Modification
Coding / Retrofit
Popular Services
We offer a wide range of performance solutions to help you get the most out of your vehicle. Our most popular services include:
EGR & DPF ADJUSTMENT
RECALIBRATION & DELETION
Need an alternative to EGR / DPF replacement?
(For track use only.)
SPEED LIMITERS
ADJUSTMENT & REMOVAL
VMAX is the maximum restriction of speed on a vehicle, this can be modified to suit. Especially useful for commercial vehicles.
ADBLUE
BESPOKE SOLUTIONS
ADBLUE Countdown Removal, the ultimate solution for those seeking to eliminate AdBlue systems beyond economical repair. (For track use only.)
REMAPPING
VEHICLE PERFORMANCE
Improve your vehicle's power, economy/ MPG or towing torque with our tailored solutions. Expertly written for milage and modifications.
ECU CLONE
NEW & USED
Adapt new and used control modules to vehicles including damaged data retrieval from damaged ECU's. Clone the immobiliser data.
ONLINE CODING
BESPOKE SOLUTIONS
From retrofit cruise control to coding of new modules. We offer a variety of unique bespoke specialist solutions which are tailored to suit your needs.
CARBON CLEANING
SPECIAL CLEANING SERVICE
Carbon Cleaning solutions for accumulated soot deposits, preventative maintenance.
DIAGNOSTICS
VEHICLE HEALTH CHECK
Using the latest diagnostic equipment such as AUTEL, TOPDON, SNAP-ON and OEM Dealer tools.
WORKSHOP
MECHANICAL WORKSHOP
Get in contact to find your nearest authorised JM Performance & Powerflow approved dealer.
JM Performance Services
Stage 1 - Performance Remap - RED
Elevate your driving experience with JM Performance—your go-to for the highest level of performance upgrades tailored specifically for your vehicle. This selection Stage 1 - Performance Remap - RED is the highest level of performance upgrade choice. Tailored for performance, our expert car remapping service in Wootton Bassett boosts power, torque, and MPG, ensuring your ride meets its full potential. Join the performance revolution and unleash the true capability of your car with JM Performance!
Stage 1 - 50/50 Power Economy Remap - BLUE
Transform your driving experience with JM Performance's Stage 1 - 50/50 Power Economy Remap. Tailored to deliver a balanced blend of enhanced power and improved fuel efficiency, this remap is perfect for those looking to optimize performance without sacrificing economy. Elevate your vehicle's capabilities with our expert tuning services in Wootton Bassett, Swindon, Wiltshire—visit us today!
Stage 1 - Economy Remap - GREEN
At JM Performance, we specialize in eco-friendly car remapping that enhances performance while promoting efficiency. Experience a noticeable increase in power and torque without compromising your vehicle's economy. Trust our expert team in Wootton Bassett to optimize your engine's potential, delivering both thrill and sustainability.
Stage 2 - Modified Vehicle
Elevate your driving experience with JM Performance's Stage 2 Modified Vehicle Service, designed to maximize your car's power and efficiency. Our expert remapping optimizes performance across the board—boosting horsepower, torque, and fuel economy. Trust JM Performance in Wootton Bassett, Swindon, to transform your vehicle's capabilities and unleash its full potential.
Stage 3 - Heavily Modified Vehicle
Elevate your heavily modified vehicle with JM Performance's Stage 3 remapping service. We perform comprehensive performance logs and multiple tests to create a tailored remap that optimizes power, torque, and fuel efficiency. Trust our expertise in automotive tuning to unleash your vehicle's true potential and achieve peak performance with precision.
Add-On Package - Included with Stage 1 options
At JM Performance, our expert car remapping in Wootton Bassett enhances power, torque, and MPG while ensuring compliance with emissions standards. Included free with any Stage 1 option, we address critical components like EGR, DPF, SCR, and FLAPS to optimize your vehicle’s performance without compromising its integrity. Experience the difference with our professional remapping service, designed to deliver exceptional results tailored to your driving needs.
JM Performance – Your Trusted Partner for Automotive Excellence
At JM Performance, we specialise in performance tuning, ECU remapping, and vehicle upgrades designed to unlock the full potential of your car.
Drivers across Wiltshire, Bristol, and Oxfordshire choose us for our commitment to safety, precision, and complete satisfaction. With years of hands-on experience and industry-leading knowledge, we’ve built a strong reputation as one of the region’s most trusted performance specialists.
VEHICLE HEALTH CHECK
At JM Performance, we conduct a detailed vehicle health check before remapping to ensure optimal performance.
We pride ourselves on providing top-notch customer service, treating your car like it's our own. Prepare to be impressed as you drive off with a vehicle that feels as good as new – the difference is undeniable!