Sale

Air and Fuel› Oxygen Sensors, Controllers and Components

AEM

AEM Sensor Harness for 30-0300 X-Series Wideband Gauge

$38.90 $35.96 Save $2.94

SKU: A005 30-3427

In Stock
In Stock
Ships by Jul 31
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Beginner — under 30 min

Description

The AEM X-Series Wideband Sensor Harness is a direct replacement for 30-0300 and 30-0334 AFR gauges. It works with either Bosch LSU 4.9 sensors or AEM/FAE sensors. This harness features a long wiring loom to accommodate various applications and provides a direct connection to the Bosch 4.9 and AEM FAE sensor plug.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandAEM
Part NumberA005 30-3427

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

View Full Return Policy