Cadillac CTS Spark Plug Wires and Ignition Wiring
This page brings together spark plug wires and ignition wiring for the Cadillac CTS covering model years 2003–2019, from complete wire sets to individual leads and boot kits. Pick your Cadillac CTS's year above to narrow the list to spark plug wires and ignition wiring with confirmed fitment. Every part shown is checked against our vehicle data.
Kooks Headers 750202 11mm Spark Plug Wires 8-Piece Set Grey with Black Boots LSX
MSD 32073 Universal Super Conductor Spark Plug Wire Set for LS Engines
Kooks Headers 750203 11mm Spark Plug Wires 8-Piece Set Orange LSX
Edelbrock 22716 Max-Fire Ultra-Spark 50 GM LS Truck Spark Plug Wire Set
MSD 32079 Super Conductor 8.5mm Spark Plug Wire Set Red Gen III LS V8 Universal Cut-to-Fit
MSD 88862 LS2 EFI to 6LS-2 Ignition Wiring Harness with 58-Tooth Trigger
Moroso 73705 LS1 Tall Dome Spark Plug Wire Boot Covers Black Ultra
Moroso 73703 Ultra 40 Spark Plug Wire Set Black Unsleeved GM LS 8 Inch
FAST 255-2419 Firewire Spark Plug Wire Set for GM LS Engines 5.7L 6.0L 6.2L 7.0L
NGK 51054 GMX090 Spark Plug Wire Set, 7mm Silicone Ignition Wires
NGK 51440 Spark Plug Wire Set RC-GMX113 Blue Silicone Ignition Wires
What's here for your Cadillac CTS
- Spark plug wire sets — complete replacements covering all cylinders
- Individual spark plug wires — single-lead replacements for spot repairs
- Spark plug boot kits — boot and terminal assemblies, including heat-shielded and ceramic-coated styles
- Single lead spark plug wires — universal and vehicle-specific options in black and performance configurations
- Primary ignition wires — low-voltage wiring for distributor and coil connections
The widest selection of spark plug wires and ignition wiring for the Cadillac CTS here comes from ACDelco, Moroso, TAYLOR, and DENSO, spanning everything from OE-replacement sets to performance-oriented kits built for high-heat environments. 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.