NGK Ignition Coil Direct Fit V6 04-09 Cadillac CTS Set

NGK Ignition Coil direct-fit replacement for the V6 04-09 Cadillac CTS set delivers consistent spark energy to restore reliable combustion and reduce misfires for improved drivability.

This set is intended as a maintenance-level ignition solution to address weak spark conditions that can cause misfiring and rough idle. Installing direct-fit coils ensures proper electrical connection and mechanical alignment with the engine's existing ignition harness and mounting points.

• Direct-fit design — installs without modification to the V6 2004–2009 Cadillac CTS ignition system, maintaining factory routing and mounting for repeatable performance and serviceability.
• Restores spark integrity — replaces degraded coils to re-establish consistent spark delivery across cylinders, addressing symptoms such as misfires and unstable idle.
• Set configuration — supplied as a matched set to ensure uniform ignition characteristics across all cylinders for balanced engine operation.
• Mishimoto vetted — offered by Mishimoto, a supplier known for motorsports-grade replacement components and a focus on thermal and electrical reliability in performance applications.

Use this NGK direct-fit coil set as part of preventative maintenance before pursuing performance upgrades. Confirm installation by following factory service procedures for coil replacement, torque values, and ignition system checks.

Technical notes: This product is a direct-fit ignition coil set specified for the V6 2004–2009 Cadillac CTS platform. It replaces factory coils to restore original spark delivery characteristics and improve combustion reliability.