The ignition coil transforms the low voltage of the battery to the high volts needed to create an electric spark to ignite the fuel. Ignition coils last a pretty long time but sometimes, they can fail as well. The most common causes of damaged coil windings and insulation is heat and vibration. If your vehicle is having a problem running smoothly, or trouble starting the engine, it may be caused by a failed ignition coil. Backfiring is a common sign of ignition coil failure as well. It is best to address the issue immediately as it can seriously damage you're your exhaust and lead to unnecessary repairs. The smell of gasoline and black smoke from your exhaust are common signs as well. At eWorldTrade, you can find ignition coils that are durable and reliable. You'll never have to worry about your ignition coils needing replacement after a little bit of wear and tear. Our manufacturers are some of the best in the world, so you can be sure that our B2B platform is giving you the best there is out there.