Description: Made of metal and plastic material which is durable and can use for a long time. The high impedance fuel injector has been tested and exactly matches the internal coil resistance and fuel flow rate of OEM fuel injector. This is a non-OEM product, accessory only! Fitment: for Citroen Berlingo 1.6L 2000-2011, for Citroen C2 1.6L 2003-2010, for Citroen C3 1.6L 2003-2005, for Citroen C4 1.6L 2004-2011, for Citroen Xsara Picasso 1.6L 2005-2011, for Peugeot 1007 1.6L 2005, for Peugeot 206 206CC 1.6L 2000-2009, for Peugeot 207 1.6L 2006-2013, for Peugeot 307 1.6L 2000-2012, for Peugeot 308 1.6L 2008-2014, for Peugeot Partner 1.6L 2008-2015. Package Included: 4 Pcs Fuel Injector. Installation: Step 1. Make sure the engine is cool down. Disconnect the battery. Step 2. Remove the bolts and brackets from the fuel rail. Step 3. Disconnect the plug on each injector. Step 4. Lift the fuel rail and remove the injector from the fuel rail. Step 5. Press the new injector into the rail. Reattach the fuel rail and put the injectors in their respective holes. Step 6. Bolt down fuel rail. Reattach fuel line. Plug in injector connectors. Reconnect battery. Step 7. Double check for fuel leaks before and after starting the engine.