Harnessed Performance

The Harnessed Performance 1ZZFE Coil-On-Plug (COP) conversion harness for the Mazda Protege plugs directly into your stock ignition coil plugs and converts your system to an individual coil per...

PLEASE READ: Spring 2022 Pre-order. This product is back in production and being built in a large batch, you can place your pre-order now and get you name on the list for the first run, these will...

Complete replacement 2-way connector used on the factory 99-03 Mazda Protege harness for the air temperature sensor connection. Please verify your connector type selection below based on your needs...

Complete replacement 2-way connector used on the factory 99-03 Mazda Protege harness for the alternator connection. Please verify your connector type selection below based on your needs and...

Complete replacement 2-way connector used on the factory Mazda Protege harness for the camshaft position sensor, vehicle speed sensor (VSS), and idle air control valve (IAC) connections. Please...

Complete replacement 2-way connector used on the factory 99-03 Mazda Protege harness for the capacitor and evap purge connections. Please verify your connector type selection below based on your...

Complete replacement 2-way connector used on the factory 99-03 Mazda Protege harness for the corner light connection. Please verify your connector type selection below based on your needs and...

Complete replacement 3-way connector used on the factory Mazda Protege harness for the crank position sensor connection. Please verify your connector type selection below based on your needs and...

Complete replacement 6-way connector used on the factory Mazda Protege harness for the exhaust gas recirculation valve (EGR) connection. Please verify your connector type selection below based on...

Complete replacement 2-way connector used on the factory Mazda Protege harness for the fuel injector connections. Please verify your connector type selection below based on your needs and...

Complete replacement 3-way connector used on the factory 99-03 Mazda Protege harness for the ignition coils, mass air flow sensor (MAF), and throttle position sensor (TPS) connections. Please verify...

Complete replacement 2-way connector used on the factory 99-03 Mazda Protege harness for the knock sensor connection. Please verify your connector type selection below based on your needs and...