Fabspeed XperTune for BMW M235i / M2 / 335i / 435i

Match the listed BMW six-cylinder application to its actual chassis and ECU before preparing a calibration. Original M2 programming is separate from the M2 Competition product. Fabspeed Motorsport designs performance exhaust systems, air intakes and ECU tuning in Fort Washington, Pennsylvania. Porsche and other sports-car applications are developed through dyno testing, road evaluation and racetrack work.

Technical Details

• Manufacturer product reference: FS.BMW.M235.ET.
• Includes listed handheld linked to one vehicle.
• Windows PC needed for original-file transfer and programming.
• Supply fuel specification and all hardware changes.
• Advertised 65-hp/90-torque gains are configuration-dependent.
• Confirm current ECU support and any unlock requirements.
• Retained stock calibration can be restored by the supported process.

Use restrictions

The calibration must retain required emissions controls. Fabspeed excludes requests to disable emissions equipment or its monitoring.

Installation Resources

• Handheld ECU tuning guide (PDF)

Manufacturer Videos

Fabspeed XperTune Handheld Tuner Tutorial | Including MyGenius Software Tutorial

Demonstration vehicles may have additional modifications. The selected product configuration determines what is supplied; a video does not establish fitment or guarantee a particular sound or output.

Need help matching this part? PMB Performance brings over 20 years of parts and fitment experience. Send your VIN, ECU reference, fuel and modification list so we can help verify the application before you order.

Fitment & Compatibility