Ignition Coil - ThunderSpark Walker Products 921-2181

ignition coilignition coils receive a signal from the distributor or engine control computer at the ideal time for combustion to occur and send a high voltage pulse to the spark plug to ignite the fuel air mixture in each cylinder. thunderspark ignition coils are precision made for superior performance and manufactured to meet or exceed all original equipment specifications.aplication summary:volvo c30 2013-2008, c70 2013-2006, s40 2011-2004, s60 2009-2005, s60 2016-2012, s60 cross country 2016, v50 2011-2005, v60 2015, v60 cross country 2016-2015, v70 2005, v70 2007, xc60 2016-2015, xc70 2007-2005, xc70 2016