SKU: 18971653786

X-Series OBDII Wideband AFR Controller Gauge

$96.65 $107.39
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Description

X-Series OBDII Wideband AFR Controller GaugeAEM's X Series OBDII Wideband UEGO AFR Sensor Controller Gauge (PN 30 0334) provides tuners who are using piggyback tuning modules or open source software with the ability to view AFR through the factory CAN bus stream that is output by the factory ECU, and deliver the most accurate, safe and powerful tune. The 30 0334 X Series OBDII Wideband Gauge is validated to work with EFILive, HPTuners and DashDaq software. The X Series Wideband AFR OBDII Gauge

AEM's X-Series OBDII Wideband UEGO AFR Sensor Controller Gauge (PN 30-0334) provides tuners who are using piggyback tuning modules or open source software with the ability to view AFR through the factory CAN-bus stream that is output by the factory ECU, and deliver the most accurate, safe and powerful tune. The 30-0334 X-Series OBDII Wideband Gauge is validated to work with EFILive, HPTuners and DashDaq software.

The X-Series Wideband AFR OBDII Gauge includes an OBDII pass-through connector and Bosch 4.9LSU sensor that can be free-air calibrated or used with the factory resistor calibration. Additional wiring for a 0-5v or RS232 Serial output can be added by the user for outputting to a data logger. This OBDII pass-through capability replaces the traditional AEMnet stream available in the 30-0300 X-Series Wideband AFR Gauge Controller.

X-SERIES WIDEBAND UEGO CONTROLLER FEATURES:

-Patented X-Digital Technology makes it the Fastest Responding Wideband AFR Controller (Patent # 9,575,030)
-OBDII pass-through provides AFR readings through the factory ECU CAN-bus – Ideal for users with piggyback programmers or open source tuning software
-Includes Bosch 4.9LSU wideband UEGO sensor and OBDII pass-through connector
-Use the factory 02 calibration or free-air calibrate using buttons on faceplate
-Compatible with vehicle/system voltages up to 16V
-Optional outputs for 0-5V & RS232 for data logging and feedback control (requires wiring)
-Can display AFR values in hundredths of %
-52mm gauge diameter and slim 0.825” gauge depth
-Gauge cup depth only .200” deep!
-Auto dimming feature
-User configurable display via buttons on the gauge face for changing AFR values, Lambda and O2%, 3- or 4-digit display and OBDII output settings (if necessary)
-Black bezel and black dual faced faceplate included (silver bezel/white gauge option sold separately, PN 30-0300-ACC)
-Locking connectors

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
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  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 18971653786

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4.5 ★★★★★
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PapaPukky
Draper, US
★★★★★ 5
Great value
This repair pack for my robot vacuum was great. It had everything for a total glow up.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on October 28, 2025
M
MarleeJ
Grantham, US
★★★★★ 4
Good Value Replacement Kit for Eufy C20
This accessories kit for the Eufy C20 Omni Robot vacuum includes everything listed in the description. The 8 mop pads are consistent in size and shape. They aren’t quite as thick as the original pads that came with the unit, but they fit well and give me a good supply of clean replacements. With dogs in the house, my Eufy is running almost daily, so that’s a big plus. I haven’t used the other components yet since I had just replaced the bag and cleaned the filters before ordering. I’ll update my review if anything doesn’t fit as expected. For now, I’m comfortable giving this 4 stars — and if 4.5 were an option, that’s what I’d choose. This seems like a solid budget-friendly alternative to the OEM Eufy replacement parts.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on November 4, 2025
H
Verified Purchase
happy5283
Bozeman, US
★★★★★ 5
A Game Changer for Pet Hair Cleanup!
Color: Black, Size: L40 Ultra Gen 2, Color: Black, Size: L40 Ultra Gen 2
This robot vacuum and mop combo has been fabulous. We have a golden retriever that constantly keeps us on our toes with shedding and cleaning, but this has definitely helped cut down the time spent cleaning every day. The suction power is impressive, it does a great job on pet hair, and the mop feature is a huge bonus. I also love the self-emptying dock and app control — it makes everything so convenient. Definitely worth it for pet owners!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 27, 2026
B
Verified Purchase
Benedict Holt
Lake Worth, US
★★★★★ 5
Pretty solid upgrade from my old robot vacuum
Color: White, Size: L40 Ultra Gen 2
I bought this robot vacuum to replace an older one I had, and after using it for about a month, I’d say it’s been working pretty well overall. When I first got it, one thing I noticed was that it’s a bit on the larger side, so it does take up some space. Setup was pretty simple though, and once it got going, it just kind of did its thing without me having to babysit it. The suction is definitely strong enough for everyday dust and pet hair. I’ve used it on both hard floors and carpet, and it handled both without any issues. The mopping feature is new to me since my old robot didn’t have it. I’d say the results are about what I expected, it’s great for maintaining daily cleanliness, but for tougher stains it’s still not quite the same as scrubbing by hand. For regular upkeep though, it does the job just fine. The corner cleaning has actually been a nice surprise. It will go under furniture and use the side brush to get dust out of corners, which used to be something I had to do myself. Now I barely have to think about it. So far, both my family and I are pretty happy with it. We haven’t run into any major issues. It does a good job avoiding objects around the house, although there were a couple of times where its path looked a bit random to me. Still, most of the time it’s quietly doing its job and saving us a lot of time on cleaning.
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Reviewed in the United States on April 6, 2026
L
Verified Purchase
Lili
Pawtucket, US
★★★★★ 5
Powerful and convenient
Color: Black, Size: L40 Ultra Gen 2
Really happy with this robot vacuum so far. The suction is strong and it picks up dust and pet hair easily. Mapping is accurate, and it cleans efficiently without missing spots. The self-emptying dock is super convenient and saves a lot of time. Mopping works well for light cleaning too.Overall, a great upgrade and definitely worth it.
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Reviewed in the United States on May 13, 2026

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