TA Technix universal 45° bend lambda sensor adapter/extensionTA Technix universal 45 bend lambda sensor adapter extension Function: If an installation is carried out and 2 lambda sensors are present (pre and post catalytic converter), this eliminator must first be fitted to the post catalytic converter connection, otherwise errors will occur in the control unit and the engine control lamp will light up. Size: M18x1. 5 thread. Hexagon: 22mm, length: 47mm Accessories: 3 gaskets 1 4",1 8",3 8",x1 each,1 x