- Description
- Fitment
- Refund Policy
UNITRONIC P3 V3 OB2 GAUGE FOR 8V A3/S3/RS3(UH001-AC6)

Boost (through OBD2 port using OEM sensors or with P3 analog boost sensor)
Coolant temperature
Air/Fuel ratio (can be read in AFR or Lambda)
Vehicle speed (can be calibrated in 1% increments from -9% to +20%)
Intake air temperature
Throttle angle
Ignition timing
Engine RPM
Exhaust gas temperature
Battery voltage
Programmable shift light
Analog input 1 (brown wire) can allow gauge to read any 0-5 volt linear output sensor
Analog input 2 (blue wire) can allow gauge to read any 0-5 volt linear output sensor
Acceleration timers (0-60mph/0-100mph/60-130mph)
Braking timers (60-0mph/100-0mph)
The P3 V3 Gauge adds even more user control to what the OBD2 Multi-Gauge already offered. Read DTCs on command, remove pids that you don't care to see, configure units settings of individual measurements, calibrate your vehicle speed, read AFR in Lambda.
No more bulky pillar or column pods... No more squinting to read tiny pixelated screens... While retaining the OEM plus design that blends into your interior, the P3 V3 packs a punch with it's bold, bright display that allows you to pick up info at a glance.
Even though the P3 V3 installs in your air vent, P3 keept in mind that you need that heat and A/C while designing each gauge.
P3 torture-tested our gauges to the extreme. From frozen solid at -94 F to physically melting at hundreds of degrees, their gauges function far beyond the limits of the in-car environment.
In addition, it comes engraved with the Unitronic logo if purchased here as an exclusive collection!

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Plug and Play Install
Plugs directly into your OBD2 port (want to keep your OBD2 port open? hard-wire harness kit also available)
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OEM Integration
Installs in your vent for a sleek install while retaining air flow
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Versatility
Read boost from multiple OEM sensors through OBD2 port or using optional P3 analog boost sensor. All readouts can be individually configured to read in either Imperial or Metric units.
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Code Reading/Clearing
Read and clear diagnostic trouble codes (DTCs) on the fly
- 1 year warranty with the manufacturer
- Compatible with both 8V and 8V facelift vehicles
- Compatible with both LHD and RHD vehicles
- SKU: U3P3A8VX

- P3 Analog Boost Sensor via Unitronic
- P3 Ethanol Content Sensor w/ Harness via Unitronic
- P3 Ethanol Content Voltage Adapter via Unitronic
Returns
Our policy lasts 14 days. If 14 days have gone by since your purchase, unfortunately we can’t offer you a refund or exchange. All items are subject to 15% restocking fee from the manufacturer.
To be eligible for a return, your item must be unused and in the same condition that you received it. It must also be in the original packaging.
Additional non-returnable items:
Gift cards
Downloadable software products
To complete your return, we require a receipt or proof of purchase.
Please do not send your purchase back to the manufacturer.
There are certain situations where only partial refunds are granted (if applicable)
You will be responsible for paying for your own shipping costs for returning your item. Shipping costs are non-refundable. If you receive a refund, the cost of shipping to you will be deducted from your refund. If your original order qualified for free shipping, the actual cost of shipping the item to you will still be deducted from your refund.
Refunds (if applicable)
Once your return is received and inspected, we will send you an email to notify you that we have received your returned item. We will also notify you of the approval or rejection of your refund.
If you are approved, then your refund will be processed, and a credit will automatically be applied to your credit card or original method of payment, within a certain amount of days.
You will be responsible for paying for your own shipping costs for returning your item. Shipping costs are non-refundable. If you receive a refund, the cost of shipping to you will be deducted from your refund. If your original order qualified for free shipping, the actual cost of shipping the item to you will still be deducted from your refund.
Late or missing refunds (if applicable)
If you haven’t received a refund yet, first check your bank account again. Then contact your credit card company, it may take some time before your refund is officially posted. Next contact your bank. There is often some processing time before a refund is posted. If you’ve done all of this and you still have not received your refund yet, please contact us at info@amtuning.ca.
Sale items (if applicable)
Only regular priced items may be refunded, unfortunately sale items cannot be refunded.
Exchanges (if applicable)
We only replace items if they are defective or damaged. If you need to exchange it for the same item, send us an email at info@amtuning.ca and ship your item to: 3170 Ridgeway Drive, Unit 13, Mississauga, Ontario, L5L5R4, Canada
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