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Cadillac CTS Spark Plug Wires and Caps

This page brings together spark plug wires and caps for the Cadillac CTS covering model years 2003–2019, including OE replacement and performance spark plug options across the range. Choose your model year above and this page keeps only the spark plug wires and caps that fit your Cadillac CTS. Each listing is matched to our vehicle fitment data before it appears here.

61 - 63 of 63 results

Best Seller
Picture of NGK 3587 PLTR6A-10G Laser Platinum Spark Plug, Double Platinum, 14mm

NGK 3587 PLTR6A-10G Laser Platinum Spark Plug, Double Platinum, 14mm

26 reviews
Part: 3587
Universal Fit
$9.29
In Stock (10+)
Picture for manufacturer NGK Spark Plugs
Best Seller
Picture of NGK 92176 ILNAR7A9 Laser Iridium Spark Plug 12mm Fine Wire

NGK 92176 ILNAR7A9 Laser Iridium Spark Plug 12mm Fine Wire

43 reviews
Part: 92176
Vehicle Specific
$11.60
In Stock (10+)
Picture for manufacturer NGK Spark Plugs
Best Seller
Picture of NGK 91768 LNAR7AIX Iridium IX Spark Plug, 12mm Thread, Heat Range 7

NGK 91768 LNAR7AIX Iridium IX Spark Plug, 12mm Thread, Heat Range 7

57 reviews
Part: 91768
Vehicle Specific
$9.50
In Stock (10+)
Picture for manufacturer NGK Spark Plugs

What's here for your Cadillac CTS

  • OE replacement spark plugs
  • Performance spark plugs
  • Single spark plug listings for targeted replacement
  • Tip-style spark plug variants

The widest selection here comes from DENSO, NGK Spark Plugs, Autolite, and Bosch, covering a broad range of fitments across the 2003–2019 Cadillac CTS lineup. Other categories Cadillac CTS owners shop for: Cadillac CTS Brake Rotors and Drums, Cadillac CTS Brake Pads and Shoes and Cadillac CTS Springs and Suspension Parts, or browse all Cadillac CTS parts and accessories.