POLARPRA 4pcs Ignition Coils + 4pcs Iridium Spark Plugs For 2011-2017 Buick Regal GMC Chevrolet 2.4L UF491

【Ignition Coil Replace Part Number】52-1850, 5C1609, C1552, D517A, E991, UF-491, UF491 【Spark Plug Replace Part Number】90083 【Fitment】Fits For 2010 Buick Allure 2.4L L4/ /2010-2016 Buick Lacrosses 2.4L L4//2011-2013 Buick Regal 2.0L L4 【Premium Quality】POLARPRA ignition coil and spark plug are guaranteed for quality, With excellent heat resistance, corrosion protection, and better durability, you won’t need to worry about replacing parts anytime soon. 【Note】 It's suggested that the ignition coil and spark plug be replaced in a synchronized manner to lower the likelihood of common ignition system dysfunctions such as failure to start， engine vibration, misfiring, inadequate power, spark plug fouling, poor fuel economy.