P3 OBD2 Multi-Gauge V2 for Audi C5 1997 to 2004
The P3 OBD2 Multi-Gauge V2 is the must-have digital performance gauge for the Audi C5 platform. Perfect for Audi A6 C5, S6 C5 and RS6 C5 models from 1997 to 2004, this plug and play OBD2 multi gauge delivers live data, code reading and clearing, and powerful performance monitoring in one sleek package. If you are searching for an Audi C5 OBD2 gauge, Audi C5 boost gauge, Audi A6 C5 digital gauge, Audi RS6 C5 boost gauge, or a P3 V2 multi gauge for Audi 4B chassis, this is the solution.
We run this gauge ourselves and our customers love it for its OEM-style install, accuracy and reliability. It transforms your everyday drive by showing the data you actually care about, without complicated wiring. Buy with confidence from Nforcd, the performance parts specialists.
Why choose the P3 Multi-Gauge V2 for your Audi C5
- OBD2 plug and play install, simply connect to the OBD2 port and fit the display into the dash
- Reads and clears OBD2 fault codes, an on-board scan tool and performance gauge in one
- Live OBD2 data: coolant temperature, intake air temperature, exhaust gas temperature, throttle plate position, vehicle speed, RPM, shift light, battery voltage, 0 to 60 mph timer
- Peak recall on all functions so you can review max values after a pull
- Boost and vacuum from the OBD2 port for simple install
- Two universal 0 to 5 V linear analogue inputs for additional sensors and future expansion
- Optional auto-dim or manual dimmer for perfect visibility day or night
- Includes digital display, custom OBD2 wire harness and control box
Optional 80 psi boost sensor
Want true manifold pressure direct from the charge pipe on your Audi C5 A6, S6 or RS6? Add the 80 psi analogue boost sensor for rock solid boost readings.
- Required to read boost accurately on Audi RS6 C5
- Reads boost directly from the intake or charge pipe
- Plugs straight into the supplied OBD2 harness, no extra wiring needed
- Can be added or removed at any time
Tubing kit contents
- Approximately 60 inches of 5/32 inch O.D. flexible plastic tubing
- 5/32 inch O.D. T fitting
- Three sections of 5/32 inch I.D. vacuum hose
Perfect fitment for Audi C5 1997 to 2004
Designed for the Audi C5 platform 1997, 1998, 1999, 2000, 2001, 2002, 2003 and 2004 including Audi A6 C5, Audi S6 C5 and Audi RS6 C5 4B chassis. If you are upgrading your Audi A6 C5 boost gauge, adding an RS6 C5 boost gauge, or looking for an OBD2 multi gauge for your S6 C5, the P3 OBD2 Multi-Gauge V2 fits the brief.
Key search terms
Audi C5 OBD2 gauge, Audi A6 C5 OBDII multi gauge, Audi RS6 C5 boost gauge, Audi S6 C5 performance gauge, P3 gauge V2 Audi C5, digital boost gauge Audi A6 1997 to 2004, OBD2 code reader Audi C5, live data gauge Audi C5, 0 to 60 timer Audi A6 C5, plug and play OBD2 gauge Audi.
Why buy from Nforcd
We specialise in performance car parts and we have hands-on experience with the P3 OBD2 Multi-Gauge V2 on Audi C5 cars. Customers consistently rate this gauge for its OEM-like integration, reliability and ease of use. Order today and upgrade your monitoring with a proven, enthusiast-approved solution.
Fitting and support
Professional installation available at Nforcd in Warwickshire. For a fitting quote or product advice email Sales@nforcd.com.



