Fits AEM Wideband AFR Gauges 30-4110 / 30-0300 / 30-0310 – Plug & Play!
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You’re viewing a BRAND NEW, 100% GENUINE Bosch LSU 4.9 Wideband Lambda Sensor (Bosch part number 0258017025, also known as 17025 in the USA). This is the sensor supplied by AEM with their most popular wideband kits – perfect for direct replacement or upgrade.
OEM Quality: Bosch is the original manufacturer of the LSU 4.9 sensor, trusted worldwide by tuners and professional motorsport teams.
Plug & Play for AEM Gauges: Direct fit for all AEM wideband kits using LSU 4.9, including 30-4110, 30-0300, 30-0310, and more.
Universal Compatibility: Also works with Innovate, PLX, Haltech, Link, ECUMaster, and other controllers that require a Bosch LSU 4.9 (verify connector).
1 x GENUINE Bosch 0258017025 LSU 4.9 Wideband Sensor (factory sealed)
Pre-applied anti-seize on threads for easy installation
Bosch Part Number: 0258017025 (also cross-references as 17025)
Type: Wideband lambda (UEGO/AFR) oxygen sensor
Connector: 6-pin “flat” male plug (JPT blade type)
Thread Size: M18 x 1.5 (standard O2 bung)
Cable Length: ~85cm (33.5 inches)
Terminal: Junior Power Timer (JPT) blade contacts
Operating Temp: Up to 930°C continuous / 1,030°C peak (exhaust compatible)
Country of Manufacture: Made in Germany
AEM Wideband Gauges: 30-4110, 30-0300, 30-0310 (plug & play, no wiring mods)
Other Popular Controllers: Innovate LC-2, PLX, ECUMaster, Haltech, Syvecs, Link, and any ECU/gauge using Bosch LSU 4.9 (check connector type)
Universal Applications: Motorsport, engine tuning, race cars, kit cars, motorcycles, dynos
Counterfeit sensors flood the market—don’t risk your engine’s safety or tuning accuracy. Only a genuine Bosch delivers the long life, reliability, and instant response your AFR gauge or ECU needs.