Volvo Oxygen Sensor 31319664 Replaces 234-9137 Direct Replacement Stable Performance

Volvo oxygen sensor (OEM: 31319664; compatible with 234-9137, 32253666, 31439621) uses OEM-grade zirconia sensing element and high-temperature stainless steel housing; equivalently calibrated for heat stability and emissions. Real-world lifespan 80,000–100,000 km. Fits 2015-2022 S60, XC60, V60 with 2.0T engines. Monitors exhaust oxygen content and feeds ECU to adjust fuel injection for burn efficiency and emissions compliance.