Patent-pending, Venturi-effect, tapped exhaust clamp for obtaining accurate lambda measurements in non-cat cars/vans/trucks or other engines For use with the Innovate Motorsports Air/Fuel Ratio Equipment Innovate LC1 Innovate LM1 We will not be knowingly undersold by any other UK supplier of Innovate Motorsport products! If you can buy this equipment elsewhere at a lower price please contact us ASAP and we will do our best to beat that price