Skip to product information
1 of 4

AEM X-Series Wideband UEGO AFR Gauge (No Sensor)

AEM X-Series Wideband UEGO AFR Gauge (No Sensor)

In stockDelivered in 5–8 business days from your order.
Out of stock — backorderYou can still order. Lead time depends on the supplier — ask us for a current estimate.
Out of stockContact us and we'll check when it's available again.
Ships from JapanAbout 2 weeks to delivery. Price includes U.S. import duties. DHL Express shipping and sales tax (where applicable) are calculated at checkout.
Made to orderBuilt for you after you order — usually ships in several weeks. Price includes international freight and US import duty.
Special orderOrdered from the manufacturer after you buy. We'll confirm the lead time by email right after your order.
Large item — freight quote requiredShips from Japan by air or ocean freight. Price includes U.S. import duties; freight shipping is quoted separately for your location. Request a shipping quote →
Order by inquiryThis part is ordered directly through us. Send a request and we'll confirm price, lead time and shipping for your car. Request this part →
Questions about lead time or fitment? Ask us here →
AEM Part # AEM30-0300NS

Regular price $152.96 USD
Regular price $191.95 USD Sale price $152.96 USD
Sale Sold out
Shipping calculated at checkout.

X-Series Wideband UEGO AFR Controller Gauges were the fastest responding wideband air/fuel ratio controllers in an independent test vs. 17 competitor wideband AFR controllers

Installation Instructions
  • X-Series Wideband UEGO AFR Controller Gauges were the fastest responding wideband air/fuel ratio controllers in an independent test vs. 17 competitor wideband AFR controllers
  • 0-5V & RS232 output for data logging and feedback control, AEMnet (CANbus) for data logging and daisy-chaining multiple controllers up to 16 cylinders
  • Black bezel and black double-sided faceplate included (silver bezel/white faceplate option sold separately, PN 30-0300-ACC)
  • User-configurable display for changing between AFR, Lambda, and O2%, and 3- or 4-digit display
  • 52mm gauge diameter and slim 0.825" gauge depth(Gauge cup depth only .200" deep)
  • Auto-Sensor Detection between AEM FAE and Bosch LSU 4.9 wideband sensors
  • Patented X-Digital wideband technology (Patent 9,575,030)
  • Compatible with supply voltages up to 16V
  • Auto-dimming feature
View full details
// PRODUCT DETAILS

X-Series Wideband UEGO AFR Controller Gauges were the fastest responding wideband air/fuel ratio controllers in an independent test vs. 17 competitor wideband AFR controllers

Installation Instructions
  • X-Series Wideband UEGO AFR Controller Gauges were the fastest responding wideband air/fuel ratio controllers in an independent test vs. 17 competitor wideband AFR controllers
  • 0-5V & RS232 output for data logging and feedback control, AEMnet (CANbus) for data logging and daisy-chaining multiple controllers up to 16 cylinders
  • Black bezel and black double-sided faceplate included (silver bezel/white faceplate option sold separately, PN 30-0300-ACC)
  • User-configurable display for changing between AFR, Lambda, and O2%, and 3- or 4-digit display
  • 52mm gauge diameter and slim 0.825" gauge depth(Gauge cup depth only .200" deep)
  • Auto-Sensor Detection between AEM FAE and Bosch LSU 4.9 wideband sensors
  • Patented X-Digital wideband technology (Patent 9,575,030)
  • Compatible with supply voltages up to 16V
  • Auto-dimming feature