P3 Analog Boost Gauge for Audi C5 (1997-2004) A6/S6/RS6/Allroad - Boost, Vacuum, Voltage, Dual 0-5V Inputs

P3 Analog Gauge for Audi C5 Platform 1997 to 2004 - A6, S6, RS6, Allroad

Get accurate, real-time turbo pressure and intake vac readings in your Audi C5 while also monitoring your 12V electrical system and external performance sensors. This P3 Analog Gauge is engineered for the 1997 to 2004 Audi A6, S6, RS6 and Allroad, giving you a clean, discreet display that delivers the data enthusiasts and tuners rely on.

We run these units in our own cars and have fitted them for countless customers. Feedback is consistently excellent. Fast response, clear readouts and the flexibility to integrate the sensors that matter for your build. Ideal for stock vehicles, remapped setups and track-focused cars that demand dependable information.

Key readouts and inputs

• Turbo pressure and vacuum - dedicated analogue boost connection for precise manifold pressure monitoring
  Boost tap not included
• Battery voltage - keep an eye on charging and electrical health
• Two configurable 0 to 5 V inputs - connect popular sensors such as wideband lambda or AFR, oil pressure, fuel pressure, coolant temperature or ethanol content converters
• Optional auto-dim - tie into a lighting feed for comfortable night-time brightness control

Why this is the right choice for your Audi C5

• Direct fit for the C5 chassis - 1997 to 2004 Audi A6, S6, RS6 and Allroad
• Accurate manifold pressure tracking - perfect for 2.7 biturbo verification, wastegate and N75 diagnostics, and post-remap checks
• Expandable sensor capability - integrate MAP-related signals or any 0 to 5 V linear output for a tailored setup
• Clear voltage display - quickly assess alternator and battery status
• Proven reliability - trusted by MJ Modifications and our customers for daily use, spirited driving and track days

Compatibility

Suits Audi A6 C5, S6 C5, RS6 C5 and Allroad C5 from 1997 through 2004 including 2.7T biturbo and 4.2 V8 variants. Perfect for owners seeking a discreet turbo pressure meter, vacuum gauge and voltmeter with extra sensor expansion.

Installation notes

This is not plug and play. A vacuum or boost reference to the engine is required. Wire for power and ground, and connect any optional 0 to 5 V sensors as needed. A boost tap is not included.

Professional fitting

Want it installed by experts We offer fitting at MJ Modifications in Warwickshire. Request a quote at info@mjmodifications.co.uk.

Common search terms

Audi A6 C5 turbo pressure gauge, Audi S6 C5 manifold pressure display, Audi RS6 C5 twin turbo boost meter, Audi Allroad C5 vacuum gauge, 2.7T biturbo pressure reader, intake vacuum display Audi C5, 12V voltmeter for Audi C5, 0 to 5 V sensor input gauge, AFR integration gauge Audi, oil pressure sensor display Audi, fuel pressure sensor display Audi, ethanol content sensor input, coolant temp sensor input, tuning monitor for Audi A6 S6 RS6 Allroad, remap verification tool, performance gauge for Audi C5.

Upgrade your C5 with a dependable P3 Analog Gauge and enjoy crisp, real-time data that helps you drive harder and smarter. In stock and ready to transform the way you monitor your Audi.