P3 V3 OBD2 Vent Gauge for SEAT Leon Mk2 2007-2012 | Digital Boost & Multi-Gauge | CANbus OBDII Scan Gauge | Vent-Mounted Performance Monitor for Cupra/FR 1P TSI TDI | Plug & Play, Code Reader, 0-60 Timer

Vent-Integrated Digital Performance Display for SEAT Leon Mk2 2007-2012

Transform your SEAT Leon Mk2 interior with a stealth, vent-mounted performance display that looks factory and feels premium. This smart digital gauge taps into your car’s on-board diagnostics through the standard diagnostic socket, delivering live engine data, performance timers and fault-code tools without cluttering your dashboard or blocking air flow. It is the neat, OEM-style solution enthusiasts love for daily driving and spirited runs alike.

We run this kit on our own cars and our customers consistently rate it highly for reliability, clean integration and how easy it is to use. It is a genuine upgrade that adds real functionality while keeping the cabin looking stock.

Key highlights

• True plug-in fitment - connects to the vehicle’s diagnostic port in minutes with no cutting or drilling
• Factory-style installation - sits inside the air vent for a discreet finish while retaining full ventilation
• Flexible boost sourcing - read turbo pressure via factory sensors over CAN-bus or add the optional analogue boost sensor
• Scan and clear fault codes - view and erase DTCs at the roadside or in the workshop
• Units your way - configure each value in Metric or Imperial to suit your preference
• Keep your socket free - optional hardwire loom available if you want permanent power and an open diagnostic socket

Live readouts

• Turbo pressure - from ECU sensors or optional analogue sender
• Coolant temperature
• Air fuel ratio or Lambda
• Road speed - with calibration in 1 percent steps from -9 percent to +20 percent
• Intake air temperature
• Throttle position
• Ignition advance
• Engine RPM
• Exhaust gas temperature
• Battery voltage
• Programmable shift light
• Analogue input 1 - brown wire, reads any 0-5V linear sensor
• Analogue input 2 - blue wire, reads any 0-5V linear sensor

Performance timers

• 0-60 mph
• 0-100 mph
• 60-130 mph
• 60-0 mph
• 100-0 mph

Why enthusiasts choose this vent display

• Stealth, OEM-like appearance that complements the Leon Mk2 interior
• Instant, real-time telemetry for tuning and troubleshooting
• All-in-one solution - boost, temps, volts, timers and fault-code functionality in one tidy unit
• Proven in our workshop and loved by our customers

Professional fitting and support

Prefer a seamless install by specialists who know these cars inside out? Book fitting with MJ Modifications in Warwickshire. Email info@mjmodifications.co.uk for a quote.

Search-friendly terms for this item

SEAT Leon Mk2 vent gauge, Leon 2007-2012 digital boost gauge, CAN-bus performance display, diagnostic socket gauge, DLC plug gauge, stealth vent pod, real-time engine data, turbo pressure monitor, AFR Lambda display, coolant temp readout, IAT monitor, RPM display, ignition timing readout, throttle position gauge, EGT monitor, voltage display, shift light, 0-60 timer, 60-130 timer, fault code reader, DTC clearer, performance monitor for SEAT Leon Mk2.