Performance Tuning in Sheffield

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JBM Performance
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JBM Performance
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Performance tuning, diagnostics and transmission repairs in Sheffield

JBM Performance is an independent performance and repair specialist in Sheffield, working with Volkswagen, Audi, SEAT, CUPRA, Škoda, BMW and other performance vehicles. We develop custom engine and transmission calibrations in-house and validate the results on our own rolling road, alongside supporting established tuning platforms where appropriate.

Alongside ECU and transmission tuning, we provide advanced diagnostics, transmission repairs and rebuilds, walnut blasting, servicing and specialist mechanical repairs. We also supply genuine and performance parts throughout the UK, with expert advice and workshop fitting available.

Featured Products

Engine

Engine Hardware.

Maintenance

Service Parts, Fluids & Lubricants.

Transmission

Transmission Hardware.

Race Fuel

Fuels, Additives and Accessories.

Services

Services & Repairs.

Tuning

Engine & Transmission Remapping.

Diagnostics

Diagnosis & Testing

Recent Updates

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The Ultimate 2.0 TFSI Guide: EA113 vs EA888

Discover the real differences between EA113 and EA888 2.0 TFSI engines, including tuning potential, reliability, common faults, E85 compatibility and which platform is best for performance builds.

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MK7 Golf R | Air Lift Performance Install and Repair

An introduction to our Air Lift Performance installations and repairs.
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Go Faster With Race Fuel!

JBM now offers Renegade Race Fuels in Sheffield!
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