Fitment:For Buick Allure 2010For Buick Allure LACROSSE CX 4 DR SEDAN 2010For Buick Allure LACROSSE CXL 4 DR SEDAN 2010 For Buick LaCrosse 2010For Buick LaCrosse CX 4 DR SEDAN 2010 For Buick LaCrosse CXL 4 DR SEDAN 2010For Cadillac CTS 2 DR COUPE 2011 For Cadillac CTS COUPE 2011For Cadillac CTS SEDAN 2010-2011 For Cadillac CTS WAGON 2010-2011For Cadillac SRX 2010-2011For Chevrolet Equinox 2010-2011For Chevrolet Equinox LT SUV 2010-2011For Chevrolet Equinox LTZ SUV 2010-2011For GMC TerrainDescription:-100% New and High Quality-Easy Installation-Direct Replacement-1 Year Warranty-Profession install is highly recommend-Part Number:12629927,12642021Package Include:6*Fuel InjectorsInstallation: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.