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Your Mercury Cougar was designed to be sleek, speedy and powerful. Give it some growl with a Cougar performance wireset from AutoZone. This component sends power from your battery through the ignition coil to your spark plug and ensures that your car always fires right up when you turn the key.

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  •  | Page 1 of 5 |  
  • Part Number: 4040B
  • Notes: Blue
    Universal fit spark plug wire set. 8mm. Graphite core. Straight boots. For Use With Pre and Post HEI Vehicles.
  • Part Number: 4052
  • Notes: Yellow
    Custom fit super stock spark plug wire set. 8mm. Copper wire core. With Dura-Spark or Male Post style distributor cap.
  • Part Number: 8033
  • Notes: Yellow
    Universal fit spark plug wire set. 8.8 mm. Spiral Suppression wire. With Vari-Angle boot with male tower distributor cap.
  • Part Number: 4040K
  • Notes: Black
    Universal fit spark plug wire set. 8mm. Graphite core. Straight boots. For Use With Pre and Post HEI Vehicles.
  • Part Number: 4040R
  • Notes: Red
    Universal fit spark plug wire set. 8mm. Graphite core. Straight boots. For Use With Pre and Post HEI Vehicles.
  • Part Number: 5040Y
  • Notes: Yellow
    Universal fit spark plug wire set. 8mm. Spiral core. 500 ohms per foot of resistance. Straight boots. For Use With Pre and Post HEI Vehicles.
  • Part Number: 5040B
  • Notes: Blue
    Universal fit spark plug wire set. 8mm. Spiral core. 500 ohms per foot of resistance. Straight boots. For Use With Pre and Post HEI Vehicles.
  • Part Number: 5040K
  • Notes: Black
    Universal fit spark plug wire set. 8mm. Spiral core. 500 ohms per foot of resistance. Straight boots. For Use With Pre and Post HEI Vehicles.
  • Part Number: 4040
  • Notes: Yellow
    Universal fit spark plug wire set. 8mm. Graphite core. Straight boots. For Use With Pre and Post HEI Vehicles.
  • Part Number: 5047B
  • Notes: Blue
    Custom fit super stock spiral spark plug wire set. 8mm. Spiral core. 500 ohms per foot of resistance. Point style distributor cap.
  • Part Number: 4038
  • Notes: Yellow
    Universal fit spark plug wire set. 8mm. Copper core. For Use With Pre and Pose HEI Vehicles. With orange straight boots.
  • Part Number: 4056
  • Notes: Yellow
    Custom fit super stock spark plug wire set. 8mm. Copper wire core. Stock style HEI boots.
  •  | Page 1 of 5 |  

With its aerodynamic styling and sporty handling, your Cougar was made to move with ease. It all starts with your spark plug, however, so be confident with high-quality Mercury Cougar spark plug wires from AutoZone. In addition to starting your vehicle, these wires ensure that you avoid stalling, rough surges and poor fuel economy. Visit a local AutoZone to speak with our helpful staff about your ignition process and ask about our Loan-a-Tool program, if you like to do your own auto work. You can even shop with us online and benefit from Free Shipping on any purchase of $75 or more.

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