P3 Digital Vent Gauge for BMW 3 Series E90/E91/E92/E93 (E9x) 2008+ - OBD2 Plug-In Boost & Performance Monitor, Scan Gauge + Code Reader - N54/335i Compatible, 0-60 Timer, AFR Ready

Transform your BMW cabin with a discreet vent-mounted digital display that shows the engine data you actually care about. Designed specifically for BMW E90, E91, E92 and E93 models from 2008 onward, this P3 digital vent gauge is a true plug in solution through the OBD2 port that retains an OEM style finish while giving you serious performance insights.

Ideal for enthusiast drivers, tuners and track day regulars, it delivers live vehicle metrics without cluttering your interior. No cutting of factory wiring, no clunky add on pods. Just clean integration, factory look and powerful realtime information.

Key features

• Simple install via OBD2 with a dedicated harness and control module
• Live data display for coolant temperature, intake air temperature, exhaust gas temperature, throttle position, vehicle speed, engine RPM and battery voltage
• Built in shift light for optimal gear changes
• Performance timers including a 0 to 60 mph timer, with additional timing functions available via the software upgrade
• Reads and clears diagnostic trouble codes for quick fault checking
• Peak recall on all displayed parameters so you can review the highest values after a run
• Boost and vacuum from the OBD port, plus an 80 psi analogue pressure sensor and hose kit included for direct manifold reference where required
• N54 powered cars require use of the included analogue sensor for accurate boost reading
• Auto dim or manual brightness control for day and night driving
• Two universal 0 to 5 volt analogue inputs for add on sensors such as external oil pressure or wideband modules
• Units configurable on the fly for BAR or PSI, Celsius or Fahrenheit, MPH or KPH, plus analogue boost calibration and more
• Supplied with the digital display, custom OBD2 wiring and control box

Track Pack software upgrade 2008 plus petrol engines

• Adds air fuel ratio reading via the OBD2 connection on compatible petrol models
• Unlocks extra timers including 0 to 100, 60 to 130, 60 to 0 and 100 to 0

OEM vent option

Prefer the most seamless look possible. Choose the version pre installed into a genuine BMW air vent for a tidy, factory style appearance and an easier install.

Compatibility notes

• For BMW 3 Series E90, E91, E92, E93 from 2008 onwards
• Petrol engines fully supported via OBD2
• Diesel models are not fully supported. Diesel engines do not provide throttle angle, ignition timing or intake air temperature through OBD, and require the analogue sensor for boost

Why buy from MJ Modifications

We have installed and run these vent gauges on customer cars and our own builds, and feedback has been outstanding. Drivers love the stealth fitment, the fast access to key data and the ability to diagnose issues and track performance without bulky aftermarket pods.

Professional fitting available

Want it supplied and fitted. Book your installation with MJ Modifications in Warwickshire. Email info@mjmodifications.co.uk for a quote and availability.

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