✔Compatible with: For 2009-2011 Chevrolet Aveo 1.6L丨2009-2011 Chevrolet Aveo5 1.6L丨2011-2015 Chevrolet Cruze 1.8L丨2016 Chevrolet Cruze Limited 1.8L丨2012-2018 Chevrolet Sonic 1.8L. For 2009-2010 Pontiac G3 1.6L丨2009 Pontiac G3 Wave 1.6L. Please see the second main picture for more vehicles before purchase. | ✔Excellent Function: A faulty ignition coil & spark plug may result in engine misfire, rough engine idle, decrease in power, poor fuel economy etc. Every component either matches or improves on the OE design to ensure fast and easy installation with superior performance and reliability, to provide superior cold-start performance and a smoother running engine. | ✔High-quality: The spark plug is double iridium spark plug, have a much longer working life, can work 100037 kilometers, consistent and stable spark. The ignition coil made of premium quality materials, stainless-steel spring with internal ferrite noise suppressor prevents radiofrequencyinterference, advanced thermoplastic coilconnector ensures proper connectionand resists fractures causedby heat and thermai cycling, to better transfer the high voltage created by the engine¡¯s spark plug. | ✔OE#UF620&4504. Replace# C1646, 5C1703, D517C, UF-620, IC723, 610-00180, 96476983, 55561655, 25186687, 96476979, E1120, 52-2058. Package included: Ignition Coil Packs x1, Double Iridium Spark Plug x4. Not included instruction manual, easy to install. | ✔After-Sales Service: We offer 24 hours customer service and 36 year product service, If you are encounter product installation, product quality and other problems, please feel free to contact us.