Ignitions and Electrical› Computers, Chips, Modules and Programmers

ECUMaster

EMU Black Wideband Controller Kit

$139.00

SKU: WHPWB491

In Stock
In Stock
Ships by Jul 29
Free Shipping
30 Days Return
INSTALL DIFFICULTY
DIY PRO SHOP

Easy — 1–2 hours

Description

This kit enables accurate air-fuel ratio monitoring using an onboard wideband oxygen sensor controller. It includes a Bosch LSU 4.9 sensor for reliable data crucial for engine performance and tuning. The EMU Black is also compatible with Bosch LSU 4.2 sensors.

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

BrandECUMaster
Part NumberWHPWB491
CategoryIgnitions and Electrical

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