When it comes to your engine's performance, timing is everything. Your Cadillac Catera spark plug wires are essential components of your engine's ignition system. The Catera spark plug wires deliver the voltage your spark plugs require to ignite the oxygen/fuel mixture in your cylinders.

As you can imagine, tens of thousands of volts travel through your Cadillac Catera spark plug wires whenever your engine is running. All this electricity is going to cause some wear on your Catera spark plug wires eventually.

Your Cadillac Catera spark plug wires are encased in a durable silicon jacket to prevent the electricity from escaping. When there are cracks in your spark plug wires, you are not getting as much power as you should to your spark plugs. Unfortunately, a visual inspection will not always turn up damage to your Catera spark plug wires. There may be cracks on the inside of the jackets, or the wires themselves may be damaged or corroded. Often, rough engine idling, misfires, detonations, and stalling are results of faulty spark plug wires. You should be sure to change your Catera spark plug wires with every engine tune-up, as well as whenever you replace your spark plugs. It is important to install a set of authentic spark plug wires when you change them, because your Catera spark plug wires are different lengths in order to reach the various spark plug locations in your engine. You may even want to upgrade to performance spark plug wires, which feature a thicker silicon jacket for a hotter spark.Find authentic, high quality Catera spark plug wires in our vast online catalogue at great discount prices.