AEM FAE wideband UEGO replacement sensor for the X-Series wideband gauge - a replacement sensor compatible with unleaded and leaded race fuels, with improved durability and faster response time versus the Bosch 4.9. Replaces the 0300 sensor with the 0400 serial number.
| Type | Wideband UEGO replacement sensor (FAE) |
| Fuel compatibility | Unleaded & leaded race fuels |
| Fitment | AEM X-Series wideband gauge |
| Part Number | 30-2404 |
Shipping: In-stock orders placed before 3 PM EST ship the same day, and everything else ships within 24 hours. Standard, expedited, and overnight options are available at checkout. Backordered items ship as soon as we get them back in stock. Contact us for lead times. See the full Shipping Policy.
Returns: 30-day returns on new, unused items in original packaging. See the full Refund Policy.
