What is Stage 1?
Software calibration on standard hardware, after basic health checks.
Rolling road - ECU remapping - vehicle performance
Dyno proven performance
Serious, professional ECU and TCU dyno tuning produced to your vehicle setup. Whether you want more power, better fuel economy or both, PSL Performance covers most petrol and diesel makes and models.
AWDRolling road
1-3hTypical remap
25+Years know-how
Workshop services
Performance care for cars and motorbikes
From MOT and routine servicing through to remapping, diagnostics and performance hardware, the workshop is set up for complete drive-in, drive-out support.
Portsmouth services
Workshop services in Portsmouth
Book MOT testing, servicing, diagnostics, ECU remapping and dyno tuning with the PSL Performance team.
ECU remapping Portsmouth
Custom petrol and diesel remapping from the Portsmouth workshop.
Dyno tuning Portsmouth
AWD rolling road testing, logging and tuning validation.
MOT testing Portsmouth
Class 4, Class 7 and motorbike MOT support.
Car servicing Portsmouth
Routine servicing and pre-tune health checks.
BMW tuning Portsmouth
N57, B58, N55, B47 and M Performance platform support.
Audi remapping Portsmouth
S3, TTRS, A4, A5, TDI and TFSI tuning support.
Ford remapping Portsmouth
Focus ST, Focus RS, Fiesta ST and Transit remapping.
Diesel tuning Portsmouth
Torque-focused diesel tuning for cars and vans.
DPF, EGR and AdBlue diagnostics
Fault code checks, live data and diesel emissions advice.
Motorcycle tuning service autocare
Woolich Racing ECU flashing, custom bike dyno tuning, servicing, tyres, MOT, repairs and race preparation.
Dyno proof
Before and after examples
Real-world tuning is easier to trust when the numbers are visible. These examples link into platform pages with stage data and hardware notes.
Custom tuning guides
Popular performance platforms
Common tuning packages span VAG, BMW, Ford, Volvo and Hondata-supported Honda platforms, with bespoke calibration for your hardware setup.
Dealer tools
File portal, tuning data and fault lookup access
Approved partners can discuss dealer file support, Flex tooling and controlled API access for vehicle tuning data, stage figures, DTC information and known platform fault guidance.
631
Vehicle entries
Extensive tuning lookup coverage.
1-3
Stage data
Power, torque and hardware guidance by stage.
3,116
DTC code API
Diagnostic code data available for approved partner integrations.
29
Common faults
Known platform issues with symptoms, causes and checks.
Testimonials
Trusted by local customers
Customers highlight practical service, clear communication and specialist knowledge across servicing, repairs and dyno tuning.
Great service and great customer service. I always bring my car here whether it's for an MOT, service or an issue.
Samantha Abraham
Absolutely brilliant these guys, their work, communication and service is next level. Just go to them first.
Dom Hartland
Stage 1 on my Mercedes A250 brought the car to life. Great work, very helpful and highly recommended.
Josh Pereira
Need to know
Common tuning questions
Straight answers before you book.
Do I need a dyno?
Dyno testing proves results and lets PSL check live data under controlled load.
Customer confidence
Workshop-led tuning with proof behind it
Customers choose PSL for clear advice, diagnostics before tuning, Dyno Dynamics validation and workshop backup when a vehicle needs more than a file.
Dyno DynamicsAWD rolling road validation available.
Diagnostics firstFaults and live data can be checked before tuning.
Portsmouth workshopServicing, repairs and tuning support in one place.
Guide pricing
Typical tuning and dyno pricing
Prices vary by vehicle, ECU access, hardware and required dyno time, but these guide prices help you understand the usual starting point before enquiring.
Power runs
From £85 + VATBaseline or comparison runs on the rolling road.
Dyno hire
From £100 + VAT / hourRolling road time for logging, setup or validation.
Stage 1 remap
Quoted by vehicleWorkshop-led ECU tuning around the vehicle and ECU type.
Diagnostics
Quoted by faultFault-code checks, live data and investigation before tuning.