AEM X-Series Wideband Gauge 52mm 2 1/16" O2 UEGO Air Fuel AFR Controller 30-0300

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Boost Projects
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US $196.15
ApproximatelyRM 806.96
or Best Offer
Condition:
New
3 available3,487 sold
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Shipping:
Free FedEx Ground / FedEx Home Delivery®.
Located in: San Diego, California, United States
Delivery:
Estimated between Mon, 8 Dec and Thu, 11 Dec
Delivery time is estimated using our proprietary method which is based on the buyer's proximity to the item location, the shipping service selected, the seller's shipping history, and other factors. Delivery times may vary, especially during peak periods.
Returns:
60 days return. Seller pays for return shipping.
Coverage:
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Seller assumes all responsibility for this listing.
eBay item number:262283830914
Last updated on Dec 05, 2025 18:05:38 MYTView all revisionsView all revisions

Item specifics

Condition
New: A vehicle is considered new if it is purchased directly from a new car franchise dealer and has ...
Custom Bundle
No
Features-6
Auto dimming feature
Includes
Black bezel and black dual faced faceplate
Features-4
52mm gauge diameter and slim 0.825” gauge depth
Features-5
Gauge cup depth only .200” deep!
Features-2
Compatible with vehicle/system voltages up to 16V
Features-3
Can display AFR values in hundredths of %
Features-1
Includes AEM/FAE Replacement Sensor
Includes 2
AEM/FAE Replacement Sensor (sensor only)
Gauge Type
Digital Air/Fuel Ratio
Diameter
52mm (2-1/16”)
Shipping Policy
FREE EXPEDITED SHIPPING
Non-Domestic Product
No
Other Part Number
300300 / AEM 30-0300
Warranty
1 Year (excluding sensor)
Fitment Type
Performance/Custom
Modified Item
No
Specifications-6
0-5V Output Lambda values from .58 to 1.23
Specifications-5
CANbus Output Lambda values from .55 to 2.00
Type
Fuel Gauge
Interchange Part Number
New seven-segment center display, 87% larger than the 30-4110, 30-4100, AEM A/F Gauge, AEM Wideband Controller Gauge, AEM Wideband A/F Ratio Gauge, AEM Air Fuel Ratio Gauge with 4.9 Bosch Sensor
Return Policy
60 Day Free Return
Specifications-2
Display Lambda values from .55 to 2.00
Specifications-1
Display Gasoline values from 8.0:1 to 20.0:1 AFR
Specifications-4
CANbus Output Gasoline values from 8.0:1 to 20.0:1 AFR
Specifications-3
0-5V Output Gasoline values from 8.5:1 to 18.0:1 AFR
UPC
0672713967163
Category

About this product

Product Information

This AEM X-series Wideband UEGO Air Fuel Sensor Controller Gauge is mainly designed to gauge or sensor the current fuel ratio for certain vehicle models, giving a precise estimate for peace of mind. Its AF Ratio is 30-0300 and it measures 2 1/16th inches in diameter and comes in a striking black. Read and report values correctly and enjoy the very readable features of this reliable unit.

Product Identifiers

Brand
AEM
Manufacturer Part Number
300300
GTIN
0840879024437, 0672713967163
UPC
0840879024437, 0672713967163
eBay Product ID (ePID)
1349886368

Product Key Features

Performance Part
Yes
Vintage Part
No
Style
Racing
California Prop 65 Warning
Cancer & Reproductive Harm
OE/OEM Part Number
30-0300
Display Type
Digital
Color
Black
Universal Fitment
Yes
Material
Plastic
Superseded Part Number
30-4100
Country of Origin
United States

Dimensions

Item Diameter
16 in
Weight
1

Item description from the seller

About this seller

Boost Projects

100% positive feedback•272K items sold

Joined Jan 2011
Usually responds within 24 hours
Welcome to our eBay Store..Boost Projects brings the fastest service to the racing enthusiasts by providing whatever you need for your project from the sources of all around the world for Imports, ...
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Detailed Seller Ratings

Average for the last 12 months
Accurate description
5.0
Reasonable shipping cost
5.0
Shipping speed
5.0
Communication
5.0

Seller feedback (63,320)

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  • b***b (12)- Feedback left by buyer.
    Past year
    Verified purchase
    The build quality is high end and brand new. Very good bang for the buck price. Brand new looking with all instructions in box. Appearance is top notch
  • a***o (1196)- Feedback left by buyer.
    Past 6 months
    Verified purchase
    Excellent! Im a returning customer. Never disappoints AAA++ Seller! Great quality, new in condition, great value and even looks great!! Completely new in box. Thanks!
  • t***n (1151)- Feedback left by buyer.
    Past month
    Verified purchase
    Nice seller, smooth transaction and fast shipping. Quality part at affordable price.
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