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Looking for aftermarket parts to modify or upgrade your 2003 Cadillac CTS with oxygen sensors? At Tunersports.com we carry a huge selection of the top name brand performance oxygen sensor parts and accessories.
 OUT OF STOCK 25727NTK is the world's largest supplier and manufacturer of OEM oxygen sensors. Oxygen sensors play a critical role as part of the vehicle's on-board diagnostic system in maintaining optimal engine performance, maximizing fuel efficiency and reducing harmful emissions. Providing constant closed loop fee... NGK Buick Encore 2016-2013 Direct Fit Oxygen Sensor 2003-2003 Cadillac CTS Luxury / Luxury Sport 2003-2004 Cadillac CTS Base $89.61 |