The labor is around half an hour plus the spark plugs. They can range from price from $9.00 each to $ 30 for then Iridium Plugs. I would estimate at $175 to replace all plugs. The only other thing might be is to do an induction service to clean the intake deposits and injectors rich runs around $ 125 Jim
what more information do you need regarding the spring sets or spring mounts on the front end. the car is a 2002 s40 85000 miles. The car makes rattling noises and i was told it was the spring mounts over the shocks. How much to replace these?