P3 OBD2 Multi-Gauge V2 for Audi TT Mk1 8N (1998-2006) | Digital Boost Gauge, OBD2 Scan & Code Reader, Live Data, Plug & Play

P3 V2 OBD-II Multi Gauge for Audi TT Mk1 8N 1998-2006

Transform your first generation Audi TT with a sleek, factory-style performance display that plugs into the diagnostic port and just works. The P3 V2 multi function gauge delivers real time engine telemetry, a turbo boost pressure readout, fault code scanning and clearing, peak hold and a built-in 0 to 60 mph timer. It is the discreet, OEM-look solution TT owners choose when they want serious monitoring without a bulky add-on gauge pod.

Why enthusiasts choose this digital gauge for the TT 8N

• Simple install via the OBD-II port for a clean, stealth dash integration with no coding required.
• Reads and resets DTCs to help diagnose issues and clear the check engine light quickly.
• Live readouts of key parameters: coolant temp, IAT, EGT, throttle position, RPM, road speed, shift light, battery voltage and a 0 to 60 mph timer.
• Peak hold on every channel so you can review maximum values after spirited driving or track sessions.
• Boost and vacuum values via the diagnostic data stream as standard.
• Optional 80 psi analogue boost sensor for direct intake manifold or charge pipe pressure for maximum accuracy on tuned or higher boost setups.
• Automatic or manual brightness control for comfortable day and night viewing.
• Two universal 0 to 5 V analogue inputs to add external sensors to your setup.
• Includes the digital display, dedicated OBD-II harness and control box for true plug in convenience.

We have run this display extensively in our own cars and customer builds. Feedback is consistently positive on responsiveness, accuracy and the subtle, OEM-like finish that does not draw unwanted attention.

Optional 80 psi analogue pressure sensor

• Direct boost reference from the intake manifold or charge pipe for rock-solid readings on modified cars.
• Connects straight into the supplied harness. No splicing required.
• Add or remove at any time to suit your configuration.

Tubing kit contents

• Approximately 60 inches of 5/32 inch O.D. plastic line
• 5/32 inch O.D. T-fitting
• Three pieces of 5/32 inch I.D. vacuum hose

Vehicle fitment

Audi TT Mk1 8N 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006. Suitable for TT 8N coupe and roadster across the Mk1 platform.

Professional fitting

Installation is straightforward for a competent DIYer. Prefer us to fit it. MJ Modifications offers professional fitting at our Warwickshire workshop. Request a quote at info@mjmodifications.co.uk.

What is in the box

• P3 digital display
• Custom OBD-II wire harness
• Control box
• Optional 80 psi analogue boost sensor and tubing kit if selected

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Upgrade your Audi TT Mk1 with the proven P3 V2 and enjoy precise live data, reliable diagnostics and a subtle factory-style finish. Order today or contact MJ Modifications for fitting at info@mjmodifications.co.uk.