Delphi XS10397 Spark Plug Wire Set

Delphi XS10397 is a spark plug wire set built for direct replacement on select 2000 Buick Century, Chevrolet Impala, Chevrolet Lumina, Chevrolet Monte Carlo, Oldsmobile Silhouette, Pontiac Grand Prix, and Pontiac Montana applications. It combines Delphis OE heritage with a composite high-temperature construction for dependable ignition performance in everyday driving conditions.

Key Features

• Composite high-temperature wire construction for heat resistance in the ignition system
• OE-based engineering informed by Delphis long history supplying automakers
• Direct-fit replacement for select 2000 Buick Century and Chevrolet Impala applications
• Also compatible with select 2000 Chevrolet Lumina, Monte Carlo, Oldsmobile Silhouette, Pontiac Grand Prix, and Pontiac Montana models
• Includes an instruction sheet for installation reference

Detailed Description

The Delphi XS10397 spark plug wire set is built for vehicles that require a reliable ignition wire replacement with OE-style fit and material selection. Delphi draws on more than a century of original equipment experience, and that knowledge is reflected in the design and construction of this aftermarket part. The composite high-temperature material helps the wire set stand up to underhood heat, while the application-specific fit supports consistent spark delivery on select 2000 Buick Century, Chevrolet Impala, Chevrolet Lumina, Chevrolet Monte Carlo, Oldsmobile Silhouette, Pontiac Grand Prix, and Pontiac Montana models. This part cross-references DENSO Auto Parts 671-6046 and NGK 51021 for the same application. Part number XS10397 is a practical choice when replacing aging ignition wires on these GM vehicles.

What It Helps Address

• Misfires caused by worn or heat-damaged spark plug wires
• Hard starting related to weak ignition transfer
• Rough idle from deteriorated wire insulation or internal resistance issues
• Intermittent spark loss on select 2000 Buick Century and Chevrolet Impala vehicles
• Ignition performance decline in Chevrolet Lumina, Monte Carlo, Oldsmobile Silhouette, Pontiac Grand Prix, and Pontiac Montana applications

Installation Notes and Tips

Verify engine application and wire routing before installation. Compare the new set to the original layout, then transfer one wire at a time to help maintain correct cylinder order. Inspect spark plugs, boots, and coil connections during service, since worn ignition components can affect the performance of the replacement wires. Use the included instruction sheet as a reference during installation.

Quality Assurance

Delphi builds this part using OE heritage and engineering knowledge developed through long-term supplier experience with major automakers. The XS10397 spark plug wire set is manufactured to support dependable aftermarket replacement for the listed 2000 vehicle applications.