AEM X-Series AEMnet CAN bus gauge that connects to AEMnet-equipped devices through a 4-pin DTM connector and displays programmable data channels in US or Metric units. View channels from an Infinity ECU, Series 2 or EMS-4 standalone, AFR/Lambda from X-Series or 4-Channel Wideband Controllers, or speed and acceleration from a Vehicle Dynamics Module. A 24-LED sweeping needle, auto-dimming and face buttons let you select channels and clear peaks. Slim 52mm (2-1/16in) housing, 0.825in deep.
Specifications
| Type | X-Series AEMnet CAN bus gauge |
| Input | AEMnet CAN (4-pin DTM) |
| Housing | 52mm (2-1/16in), 0.825in deep |
| Units | US or Metric (selectable) |
| Part Number | 30-0312 |
Documents: Installation Instructions (PDF)
Shipping
- In-stock orders placed before 3 PM EST ship the same day — everything else ships within 24 hours.
- Standard, expedited, and overnight options at checkout.
- Oversized items ship by freight and take longer.
- Backordered items ship as soon as stock lands — contact us for lead times.
- International orders: prices do not include VAT, duties, or import fees. Your country charges these at import and they are the buyer’s responsibility.
Returns
- 30-day returns on new, uninstalled items in original packaging with all hardware.
- Standard returns: 8% restocking fee, buyer pays return shipping. Both waived if the item is defective or we made the error.
- Installed or used parts can’t be returned — confirm fitment before you install.
- Special orders and custom items are final sale.
- Email us for return authorization before shipping anything back.
Full details: Shipping Policy · Refund Policy
