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The Granatelli Performance Series spark plug wire set for 2002–2005 Chevrolet TrailBlazer 4.2L V6 (DOHC coil-on-plug) provides a replacement wiring option for that specific six-cylinder coil-on-plug application. As a Performance Series spark plug wire set, it aligns with the listed engine configuration and years to support correct ignition routing and routine service or replacement of ignition wiring components.
Granatelli 02-05 Chevrolet Trailblazer 6Cyl 4.2L (Dohc Coil On Plug) Performance Ignition Wires
