AEM X-Series OBDII Wideband UEGO AFR Sensor Controller Gauge - AEM

Name: AEM X-Series OBDII Wideband UEGO AFR Sensor Controller Gauge - AEM
Brand: AEM
SKU: 30-0334
Price: 258.25 USD
Availability: InStock

DESCRIPTION:

The AEM 30-0334 X-Series OBDII Wideband UEGO AFR Gauge combines AEM’s industry-leading wideband technology with integrated OBDII data monitoring for the ultimate all-in-one air/fuel ratio solution. Designed for performance enthusiasts and professional tuners, this advanced 52mm gauge allows you to monitor real-time AFR alongside critical engine parameters directly from your vehicle’s OBDII port.

Featuring AEM’s X-Series wideband controller and a Bosch LSU 4.9 wideband sensor, the 30-0334 provides incredibly fast response time and laboratory-grade accuracy. The bright, high-contrast center LED display with sweeping outer LED ring ensures clear visibility in all driving conditions.

What sets the 30-0334 apart is its built-in OBDII connectivity, allowing users to view additional engine data such as RPM, coolant temperature, intake air temperature, throttle position, and more (vehicle dependent). With 0–5V analog output and AEMnet (CANbus) compatibility, this gauge integrates seamlessly with aftermarket ECUs and data logging systems.

Whether you're dialing in a forced induction setup or monitoring engine health on a high-performance street build, the AEM 30-0334 X-Series OBDII Wideband delivers unmatched data visibility and tuning confidence.

Key Features

52mm X-Series wideband AFR gauge
Integrated OBDII data monitoring capability
Bosch LSU 4.9 wideband O₂ sensor included
Faster response time and improved accuracy vs. previous generations
No free-air calibration required
Bright center digital LED display with sweeping LED light ring
AFR range: 8.0:1 to 20.0:1 (Gasoline scale)
0–5V analog output for ECU and data logger integration
AEMnet (CANbus) compatible
Displays selectable OBDII parameters (vehicle dependent)
Ideal for turbo, supercharged, nitrous, and NA applications

PRODUCT VIDEO:

About AEM:

Advanced Engine Management (AEM electronics) creates innovative products that deliver the highest level of product integrity by making advanced technologies accessible to the racing enthusiasts. AEM’s plug and play Engine Management System (EMS) will forever change stand-alone engine management across the entire automotive industry.

Warranty

AEM Performance Electronics Limited Warranty AEM Performance Electronics (“AEM Electronics”) warrants to the original consumer that all AEM Electronics Products will be free from defects in material and workmanship under normal and proper use for a period of 90 days from the date of the original purchase. For purposes of illustration, but not limitation, the following are not defects in material or workmanship: (a) normal wear and tear and/or required maintenance; (b) improper handling, storage, installation, lubrication or maintenance; (c) damage resulting from or related to misuse (including use in a way other than those applications recommended by AEM), abuse, unauthorized modification or alteration, incorrect polarity (+&- wires crossed), accident, acts of God, or external causes; and (d) cosmetic damage (nicks, bruising, discoloration). EXCEPT WHERE PROHIBITED BY LAW, THIS WARRANTY IS EXCLUSIVE AND THE ONLY WARRANTY APPLICABLE TO THE PRODUCT. IT IS OFFERED EXPRESSLY IN LIEU OF ANY OTHER WARRANTIES, EXPRESS OR IMPLIED, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, ALL OF WHICH ARE DISCLAIMED. Limited Remedies: If a Product fails because of a defect in material and/or workmanship within this limited warranty period, AEM will repair or replace the Product at no cost to the customer. This warranty is limited to the repair or replacement of the AEM Electronics Product. In the event of a defect, to the extent permitted by law, these are the customer's sole and exclusive remedies. Incidental and Consequential Damage Disclaimer: EXCEPT WHERE PROHIBITED BY LAW, AEM ELECTRONICS DISCLAIMS AND UNDER NO CIRCUMSTANCES SHALL BE LIABLE FOR SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR LOSSES RESULTING FROM THE USE, MISUSE, OR INABILITY TO USE THE PRODUCT AS WELL AS ANY BREACHES OF THIS WARRANTY OR ANY IMPLIED WARRANTY REGARDLESS OF THE CAUSE AND EVEN IF THE CLAIMED DAMAGES OR LOSSES WERE CAUSED BY A WARRANTABLE DEFECT. This warranty applies only to the original purchaser of the Product and is non-transferable, except as prohibited by applicable law. In no event shall this warranty exceed the original purchase price of the AEM Electronics Product. 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. Please note that before AEM Electronics can issue an RMA for any Product, it is first necessary for the installer or end-user to contact our technical support team to discuss the problem. Most issues can be resolved over the phone. Under no circumstances should a Product be returned, or an RMA requested before our support team is contacted. This will ensure that if an RMA is needed that our team is able to track your Product through the warranty process. PRODUCTS OUTSIDE OF WARRANTY PERIOD Most AEM Electronics Products, excluding discontinued products, can be replaced (at a discounted rate) following documentation of the faulted item being field destroyed. A valid Return Merchandise Authorization (RMA) number must be issued by the Support Team before a transaction for Product replacement can occur.