AK-Motion’s powerful DataDisplay for the E46 M3. This OEM-looking unit is capable of displaying a wide range of diagnostics data, and also has added security features, all with a huge scope for personalisation. Neatly replaces the left-hand central heater vent. Read-outs include:

• Oil temperature
• Water temperature
• Oil pressure (only with optional sensor)
• Exhaust gas temperature
• Intake air temperature
• Voltage
• Throttle position (at throttles and at pedal)
• Lambda bank 1/bank 2 voltage
• Ignition timing across all six cylinders
• Vanos intake and exhaust position
• G-forces
• Switchable between English, German, Italian, French, Dutch and more