DAYSPEEDDYNAMICSBook Diagnostics

Specialist division of J Day Engineering

Dealer-level vehicle technology. Independent by design.

Diagnostics, ADAS calibration, precision alignment and premium tyres from one of the UK's leading independent garages.

Independent Garage of the Year2022 / 2023 / 2024
950+ verified reviewsFive-star reputation
£250k+ technical facilityDealer-level tooling

Diagnostics

Advanced diagnostics for modern vehicles.

ADAS

Manufacturer-approved calibration and recalibration.

Alignment

Precision four-wheel alignment for safety and feel.

Premium Tyres

Leading brands, expert advice and flawless fitting.

Vehicle route finder

Enter a reg. Guide the next click.

Pull vehicle data from DVLA, read the signals, then send the customer towards the right DaySpeed service before they have to choose.

Try a plate to see the service path assemble.

Group capability

Independent expertise for modern premium vehicles.

Range Rover, Porsche, BMW M, Audi RS and Mercedes AMG

ADAS calibration, wheel geometry and OE-level diagnostics

EV, hybrid and premium fleet support