AEM Bosch LSU 4.9 Wideband UEGO Replacement Sensor (30-2004) Exclusive - 1997-2002 Audi S4 Spring Kit features high-quality materials

Spring Kit features high-quality materials that withstand the rigors of aggressive driving and varying road conditions

while reducing body roll

This kit is designed for a direct bolt-on installation on the specified vehicle models

The radiator includes high-quality fittings and mounting hardware

Hub-centric design ensures perfect alignment and reduces vibrations for a smoother ride

AEM Bosch LSU 4.9 Wideband UEGO Replacement Sensor (30-2004) Exclusive - 1997-2002 Audi S4 Spring Kit features high-quality materialsAEM Wideband UEGO Replacement Sensor Part #: 30 2004 Overview The AEM Bosch LSU 4. 9 Wideband UEGO Replacement Sensor is a high precision oxygen sensor designed for automotive enthusiasts and professionals seeking accurate air fuel ratio measurements. This sensor is compatible with a variety of aftermarket and OEM wideband systems, providing reliable data critical for tuning and performance monitoring. Crafted with advanced Bosch LSU 4. 9 technology,