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AEM Electronics Bosch LSU 4.9 Wideband UEGO "Replacement" Sensor for Part Number 30-4110 Only
$145.95
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AEM s Bosch 4.9LSU Wideband UEGO O2 replacement sensor kit includes only the sensor (with attached cable and male connector) and is intended to replace an existing mounted wideband sensor used with AEM Digital Wideband UEGO Air/Fuel Controller Part Number 30-4110.

These sensors have a laser-etched, calibrated resistor in the sensor s connector body. This resistor is specifically created for the exact sensor that it is attached to. Modifying this will invalidate the sensor s output. The wideband sensor is laboratory-calibrated at the Bosch factory, accurate to 0.1 AFR and never requires free-air calibration when used with an AEM wideband AFR controller.

  • Accurate to 0.1 AFR
  • Never requires free-air calibration when used with an AEM Controller and connector plug.
  • Specifically designed for use with AEM Wideband UEGO controller Part Number 30-4110
  • Replacement sensor only
Replacement Sensor for the following AEM Wideband Controller

  • 30-4110 - Digital Wideband UEGO Gauge
All other AEM Wideband Controllers please refer to the 30-2001 Bosch LSU 4.2 Replacement Sensor

Proposition 65

WARNING: Cancer and Reproductive Harm
https://www.P65Warnings.ca.gov

AEM Electronics: Revolutionizing Automotive Performance
History of AEM Electronics

AEM Electronics has been a pioneer in the automotive performance industry since its inception in 1987. Founded by a group of automotive enthusiasts, AEM quickly gained recognition for its innovative approach to performance parts. The brand initially focused on air intake systems, but as the demand for high-quality performance components grew, AEM expanded its product offerings to include a wide range of electronic tuning solutions, fuel management systems, and exhaust systems. Over the years, AEM has established itself as a trusted name among car enthusiasts and professional racers alike.

Categories of Parts Offered by AEM Electronics

AEM Electronics specializes in a variety of performance parts designed to enhance your vehicle's power, efficiency, and overall driving experience. Their product categories include:

  • Cold Air Intakes: AEM's cold air intake systems are engineered to increase airflow and improve engine performance, giving your vehicle the power boost it craves.
  • ECU Tuning: AEM offers advanced engine management systems that allow for precise tuning, ensuring your vehicle runs at its optimal performance.
  • Fuel Management: With AEM's fuel delivery systems, you can achieve the perfect air-fuel ratio for maximum efficiency and power.
  • Exhaust Systems: AEM's exhaust solutions are designed to reduce back pressure and enhance exhaust flow, resulting in improved horsepower and torque.
Why AEM Electronics Stands Out

What sets AEM Electronics apart from other brands in the automotive performance industry is their unwavering commitment to quality and innovation. Each product is meticulously engineered and tested to ensure it meets the highest standards of performance and reliability. AEM's dedication to customer satisfaction is evident in their extensive research and development efforts, which continually push the boundaries of automotive technology. Furthermore, AEM's products are backed by a solid warranty and exceptional customer support, making them the go-to choice for car enthusiasts looking to elevate their vehicle's performance.

In conclusion, AEM Electronics is not just a brand; it's a legacy of performance and innovation. Whether you're a weekend warrior or a professional racer, AEM offers the parts you need to take your vehicle to the next level.

AEM Performance Electronics warrants to the consumer that all AEM Electronics products will be free from defects in material and workmanship for a period of twelve months from the date of the original purchase. Products that fail within this 12-month warranty period will be repaired or replaced when determined by us that the product failed due to defects in material or workmanship. This warranty is limited to the repair or replacement of the AEM Electronics part. This warranty applies only to the original purchaser of the product and is non-transferable. All implied warranties shall be limited in duration to the said 12-month warranty period. Improper use or installation, accident, abuse, unauthorized repairs or alterations performed by the user on any AEM Electronics products voids this warranty.

In no event shall this warranty exceed the original purchase price of the AEM Electronics part nor shall AEM Electronics be responsible for special, incidental or consequential damages or cost incurred due to the failure of this product. AEM Electronics disclaims any liability for consequential damages due to breach of any written or implied warranty on all of its products.

Warranty returns will only be accepted by AEM Electronics when accompanied by a valid Return Merchandise Authorization (RMA) number and a dated proof of purchase. The product must be received by AEM Electronics within 30 days of the date the RMA is issued. Warranty claims to AEM Electronics must be shipped to us prepaid (we recommend a shipping service with package tracking capability). Once your package is received by our warranty and repairs department you will be notified and provided with updates.
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Sale price None
Wholesale price $115.39
Shipping Weight: 0.44
Length: 5
Width: 2
Height: 4
Product Added At Monday 22 December, 2014
Product Modified At Thursday 10 July, 2025
Imported By ETLOverride
Last Edited By vendordata@vividracing.com
View In Admin

Emissions Info
Carb Approved No
Carb Number -
Epa Status N/A
Prop65 Yes
Carb Required -
Vendors
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Vendor Inv Cost Retail Jobber MAP Core Updated
Holley Performance Products Inc. $97.79 $164.95 ? $145.95 ? 2025-07-10 18:58:52
Holley Performance Products Inc. available_today: 53
$97.79 $164.95 ? $145.95 ? 2025-07-09 17:43:18
Keystone EastQty: 7
MidwestQty: 1
CaliforniaQty: 9
SoutheastQty: 4
TexasQty: 1
GreatLakesQty: 22
TotalQty: 44
UPSable: UPS Ground via Promo Shipping
IsOversized: NO - will ship via normal ground
$116.76 ? $145.95 ? ? 2025-07-09 18:59:58
Motorstate Distributing 13 $124.36 $145.95 $124.36 $145.95 ? 2025-07-10 13:23:24
Premier WD Kentucky Warehouse : 3
Inventory Type: Stocking
$113.44 $164.95 $145.95 $146.00 ? 2025-07-10 11:28:55
Real Street Performance 2 ? ? ? ? ? 2025-07-09 15:41:50
Turn 14 EastStock: 1
WestStock: 2
CentralStock: 5
Stock: 8

PromoShipping $12.99
PromoShipEndDate 2099-03-01
$118.76 $164.95 ? $145.95 ? 2025-07-10 10:02:09


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