Oxygen Sensor, GM Small Block LS Series

Oxygen Sensor. Fits: GM New Generation LS Series Small Block. Indmar / Pleasurecraft / Mastercraft. Premium Quality For Longer Life. Meets or exceeds manufacturer's recommended specifications. Backed by Sierra's limited lifetime warranty. Fits: GM New Generation LS Series Small Block Indmar / Pleasurecraft / Mastercraft Premium Quality For Longer Life Meets or exceeds manufacturer's recommended specifications Backed by Sierra's limited lifetime warranty