Description

Denso Oxygen O₂ Sensor for 2007-2012 Mazda CX-7, CX7, L4, 2.3L, 2.5L, DOWNSTREAM Denso Oxygen O2 Sensor is specifically designed for 2007–2012 Mazda CX-7 models with 2.3L and 2.5L L4 engines . Positioned after the catalytic converter, this downstream sensor monitors exhaust emissions and ensures proper catalytic converter efficiency. Manufactured by Denso , a trusted OE supplier, this sensor provides fast response times, precise readings, and long-lasting durability. It is a direct-fit replacement that helps reduce emissions, maintain optimal engine performance, and prevent O₂-sensor-related warning lights. PRODUCT FEATURES & COMPONENTS Single downstream oxygen (O₂) sensor OEM-grade Denso sensor technology High-temperature resistant sensing element Pre-calibrated for accurate exhaust readings Factory-style connector for easy installation ENGINE COMPATIBILITY 2.3L L4 Turbocharged 2.5L L4 Naturally Aspirated Fuel Type: Gasoline VEHICLE APPLICATIONS Mazda CX-7 (2007–2012) Mazda CX7 (alternate naming) KEY FEATURES & BENEFITS Monitors catalytic converter efficiency Helps reduce exhaust emissions Prevents O₂-sensor-related check engine lights Ensures proper ECU exhaust data feedback Direct OEM-style fit for hassle-free replacement