J.S.-Performance | InDeGarage

About J.S.-Performance

J.S.-Performance offers map and software optimisation for cars, motorhomes and trucks, including Stage 1, Stage 2 and economy tunes. Gearbox optimisation, start-stop deactivation and solutions for EGR, DPF, OPF and AdBlue are available, along with pop-and-bang and related software options.

Services and facilities

Specialist engineering

Transmission specialist

Vehicle modification and tuning

ECU remapping
Mobile tuner

Customer reviews

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