Replacing spark plug wires between 60,000 and 100,000 miles is more than enough to enjoy excellent performance and power at all times.

How much is it to change spark plugs and wires. The average cost for spark plug wire replacement is between $195 and $242. You should replace the spark plug wires when you get new spark plugs. A spark plug provides a flash of electricity through your car's ignition system to.

Thankfully, spark plugs are designed to last for quite some time. How much does it cost to replace a spark plug yourself? For a four cylinder engine, on average the cost to replace the spark plugs is about $140.

When your car engine isn't running right, or misfires, start by diagnosing the spark plug wires. Many people wonder when to change spark plugs. This will make it harder for the spark to reach the engine cylinders.

The cost of replacing spark plugs depends largely on how many spark plugs there are. I can talk about 60,000 miles on a set of platinum plugs and the original plug wires. Labor costs are estimated to be between $88 and $112, while parts are estimated to be between $96 and $123.

How many years do spark plug wires last? Now you may need to replace several at once, but it still won’t cost very much. How often to replace your spark plugs.

When to change your spark plugs and wires. Labor costs are estimated between $67 and $84 while parts are priced between $128 and $158. Like all maintenance services, the ideal interval for changing your spark plugs and wires depends on the manufacturer’s recommendations.