AEM Wideband Failsafe Power Harness (30-3425) *Discontinued* HKS • Lightweight design

• Lightweight design

Competitors sensors on the market don't have true linear scaling which can cause your engine to go out of tune with elevation changes

A Mishimoto racing thermostat will significantly lower high engine temperature produced by modified and upgraded turbo applications

you will have to purchase a serial to USB converter

The STM 4" short battery tie down can be used as a dress-up piece for custom applications with 680 style batteries

AEM Wideband Failsafe Power Harness (30-3425) *Discontinued* HKS • Lightweight design*Discontinued* This product has been discontinued by AEM and is no longer available to purchase. We have none remaining in stock. AEM replacement power harness for the AEM 30 4900 wideband Failsafe gauge. 36" cable. The part numbers for this harness have been updated by AEM. The PN on the harness itself is 35 3425 and the packaging PN is 30 3425. Same product, but worth noting the discrepancy to avoid future headaches and searching. Current Part