Replacement Parts


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Tell Us More About Your Mercury Grand Marquis. View all models

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As a full-size sedan, your Grand Marquis has a suitably serene and comfortable ride. Make sure that it never causes any headaches by installing a high-performing Mercury Grand Marquis spark plug from AutoZone. We provide a wide variety of spark plugs, so you're sure to find the best match for your make and model when you shop with us.

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  • Part Number: XP25
  • Part Number: XP103
  • Part Number: XP26
  • Part Number: XP104
  • Part Number: XP5145
  • Part Number: 9608
  • Notes: Gap is pre-set. Do not gap.
  • Part Number: 9659
  • Notes: Gap is pre-set. Do not gap.
  • Part Number: 9605
  • Notes: Gap is pre-set. Do not gap.
  • Part Number: 9606
  • Notes: Gap is pre-set. Do not gap.
  • Part Number: 7559
  • Part Number: 7164
  • Part Number: 7316
  •  | Page 1 of 8 |  

Your Grand Marquis keeps you protected from road noise and inclement weather on a regular basis. Spark plugs for Mercury Grand Marquis need to be just as reliable so they always fire at the tip of their electrodes. This is what sends power to your engine block to get your vehicle started. Order your spark plugs online from AutoZone and benefit from Same-Day Store Pickup if you need your replacement immediately.

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