DeLorean Industries CO adjustment kit. Designed to perfectly dial in a factory K jetronic fuel system without fighting a dwell reading off the frequency valve. Installation in exhaust gas stream required. All DeLorean Industries SPEC I exhaust systems come equipped with a secondary passenger side O2 sensor bung for wideband sensor installation. Includes premium innovate sensor and gauge assembly with leads for engine compartment hook up points, T hand for adjustment, air metering housing gasket for tamper proof plug removal, replacemnet silicone plugs and tamper proof plug removal punch.