BY813KQ Downstream Oxygen Sensor for Mazda CX-9 2011 to 2015

Includes: - Downstream Oxygen Sensor BY813KQ

Fits Models: - Mazda CX-9

Model Years: - 2011–2015

Submodels: - Touring, Grand Touring, Sport, Signature - Chassis Code: TB

Engine Options: - 3.7L V6 (engine code: AJ, also known as the MZ-VE)

Description: The Downstream Oxygen Sensor BY813KQ is designed specifically for the Mazda CX-9 from 2011 to 2015. This sensor monitors the exhaust gases after they have passed through the catalytic converter, ensuring optimal engine performance and emissions control.

Features: - Direct fit replacement for easy installation - High-quality materials for durability - Accurate readings for improved fuel efficiency - Designed to meet or exceed OEM specifications