⚡ Tune smarter, drive cleaner — never miss the perfect mix!
The LSU 4.9 Lambda Wide Band O2 Sensor is a high-precision replacement compatible with AEM 30-4110, 30-0300, and 30-0310 controllers. Featuring a 40-inch cable and OE-spec fit, it ensures easy installation and reliable air-fuel ratio monitoring to enhance engine performance, fuel efficiency, and catalytic converter longevity.
S**.
Don’t bother.
Fails within 5 minutes. Works for 5 minutes but you can’t warm up the engine and use it. So it’s worthless.
J**.
Bad o2 sensor
Bad right out of the box don’t buy
Trustpilot
1 week ago
1 day ago
