Oxygen Sensor, GM Small Block LS Series

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