do I need 30-0310 also or is this complete?

No need, the aem 30-0300 is a complete kit. The controller is in the gauge itself.

How do you mount this? Do i have to buy a seperate mounting device?

HelloWe usually mount it with this gauge pod Autometer 2204 or same oneIt sells separate https://www.amazon.com/Auto-Meter-2204-Mounting-Cup/dp/B0009RUXPG/ref=sr_1_2?ie=UTF8&qid=1491381219&sr=8-2&keywords=2204

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AEM 30-0300 X-Series Wideband UEGO AFR Sensor Controller Gauge

Product ID: 23493080

Details

Brand
AEM
Item Weight
0.01 Ounces
Material
Plastic
Number of Items
1
Unit Count
1.0 Count

⚡fastest response time

📊87% larger display

🔗multi-output data logging

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€ 361.63

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Description

⚙️ Tune smarter, drive safer, and never miss a beat with AEM's X-Series!

INERTIA DYNO READY - Minimize dead time errors for the most accurate real-time tuning.
LIGHTNING FAST RESPONSE - Experience the quickest wideband feedback for safer, optimized tuning.
MULTI OUTPUT CONNECTIVITY - 0-5V, RS232, and CANbus outputs for seamless data logging and control.
X DIGITAL TECHNOLOGY EDGE - Unlock engine tuning insights no other controller can deliver.
MASSIVE 87 LARGER DISPLAY - See your AFR data with unmatched clarity and precision.

The AEM 30-0300 X-Series Wideband UEGO AFR Sensor Controller Gauge features an 87% larger seven-segment display, ultra-fast response times powered by patent-pending X-Digital technology, and versatile output options including 0-5V, RS232, and CANbus. Designed for precision engine tuning and real-time data logging, it leads the market as the fastest and most accurate wideband AFR controller, trusted by professionals for safer and more powerful engine performance.

Specifications

ASIN	B0184TSI84
Best Sellers Rank	#11,571 in Automotive ( See Top 100 in Automotive ) #1 in Automotive Replacement Air & Fuel Ratio Gauges
Brand Name	AEM
Customer Reviews	4.6 4.6 out of 5 stars (2,161)
Global Trade Identification Number	00840879024437
Included Components	X-Series Wideband UEGO AFR Sensor Controller Gauge
Item Type Name	AEM 30-0300 X-Series Wideband UEGO AFR Sensor Controller Gauge
Item Weight	0.01 Ounces
Manufacturer	AEM
Material Type	Plastic
Model	30-0300
Part Interchange Info	30-0300
Part Number	30-0300
UPC	840879024437
Unit Count	1.0 Count
Warranty Description	Warranty

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€ 361.63

Duties & taxes included

In stock

Sold byAmazon SlovakiaDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Slovakia.

Secure transaction

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TrustScore 4.5 | 7,300+ reviews

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