P3 Cars Air-Vent Boost Gauge for BMW M3 M4 F80 F82 F83 (F8X) S55 - Digital Turbo/Vacuum Manifold Pressure Display, 80 PSI Analog Sensor (PSI/BAR), OEM Vent Pod, Peak Boost Recall, Hardwired 12V (No OBD), Battery Voltage

OEM style air‑vent boost display for BMW F8x M3 and M4 by P3

Unlock precise, real time turbo pressure monitoring with this P3 vent display tailored to the BMW F80 M3, F82 M4 and F83 M4. It delivers rock solid manifold vacuum and positive pressure readings via an 80 psi analogue sender for factory level accuracy on S55 twin turbo engines, whether standard or remapped. The discreet screen integrates into the cabin air vent for a clean, factory look that feels OEM from day one.

Key benefits for your F8x M car

• Direct manifold reference using included hose to intake or charge pipe, no OBD port required and no reliance on CAN data
• 80 psi analogue transducer for fast, stable readings ideal for tuned setups and track use
• Peak hold recall to review maximum boost after a pull
• Battery voltage readout, including quick check with the ignition off
• Manual dimmer with optional auto dim input for comfortable night driving
• Wire it the way you prefer, ignition live or permanent live
• Optional genuine BMW vent pre assembled for a seamless, factory quality finish
• Stealth display that blends into the dashboard for an OEM plus aesthetic

Why enthusiasts choose this vent display

Because it reads true manifold pressure through a dedicated analogue sender, this unit gives more dependable data than displays that only interpret ECU or OBD values. Expect fast response, stable numbers in both vacuum and boost, and an installation that looks like it rolled out of Munich.

What is in the box

• Digital display module for the air vent
• Control box with integrated 80 psi analogue boost sender
• Vacuum line for intake or charge pipe connection
• Wiring harness and mounting hardware

Note: a boost tap is not included.

Compatibility

Designed for the BMW F8x platform with the S55 engine:

• BMW M3 F80 saloon
• BMW M4 F82 coupé
• BMW M4 F83 convertible

Installation and fitting

Want a professional, tidy install with an OEM finish? Book fitting with MJ Modifications in Warwickshire. Email info@mjmodifications.co.uk for a quote and availability.

Why buy from MJ Modifications

We run these P3 vent displays on our own cars and customer builds. Feedback is consistently excellent, with owners praising the factory look, quick response and trustworthy readings. It is a subtle, driver focused upgrade that suits every F8x M3 or M4.

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