Description: Check engine light and Fix the M18 x 1.5 sensor's bug In extreme situations narrowing of the inlet hole prevents motor failure Polished front surfaces enabling perfect tightening Made by professional manufacturer, quality assurance Just unscrew the lambda oxygen sensor, screw in the emulator in its place and then screw in the oxygen sensor Specification: Size: Approx. 45x22mm/1.8x0.9inch Color: Sliver compatibility: Universal Screw-thread Inner Diameter: M18x1.5 Weight: 86.3g Package Includes: 1 Piece Oxygen Sensor 3 Pieces Washer (1/4 1/8 3/8) 1 Piece Circlip 1 Piece Copper Gaskets