P3 Analog Turbo Boost Gauge for VW Passat B8 (2015+) - Vacuum, Battery Voltage, 2x 0-5V Sensor Inputs

P3 Analogue Pressure Display for Passat B8 2015 onwards

Looking for a discreet, OEM-style way to monitor turbo pressure and key engine data on your 2015+ Passat B8? This P3 Analogue unit delivers crisp, real-time manifold pressure and vacuum readings, on-board system voltage, plus two auxiliary 0 to 5 V channels for additional sensors. It is a clean, reliable performance monitor trusted by enthusiasts and tuners who want accurate information without cluttering the cabin.

We run this kit on our own vehicles and customer builds, and the feedback is consistently positive. It is responsive, easy to live with and ideal for daily-driven cars and tuned setups alike. If you are chasing stable psi or bar readings, a steady volt readout and expansion for extra senders, this is the smart choice for the Passat B8 platform.

Why this performance display stands out

• Manifold pressure and vacuum monitoring for confident tuning and diagnostics
• Live voltmeter to keep an eye on the charging system
• Two auxiliary 0 to 5 V inputs for aftermarket linear sensors and data sources
• Optional automatic dimming input for night driving comfort
• Clean, factory-like integration that keeps the interior uncluttered

Core functions and connections

• Turbo pressure and vacuum via dedicated analogue sensor lead (yellow, purple, black) — boost tap not included
• Aux input 1 (brown) — accepts 0 to 5 V linear sensor signals
• Aux input 2 (blue) — accepts 0 to 5 V linear sensor signals
• System voltage via power and ground (red, black)
• Auto-dim trigger (green) — connect to a headlamp live, then enable in the menu

Fitment

Designed for Volkswagen Passat B8 2015 onwards.

Installation note

This is not a plug and play kit. A vacuum or boost reference line to the engine is required. Wiring is needed for power, ground and any optional auxiliary inputs. A boost tap is not supplied. We recommend professional installation.

Professional fitting available

Want a seamless, stress-free install? Book expert fitting with MJ Modifications in Warwickshire. Email info@mjmodifications.co.uk for a quick quote and availability.

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