Denso 671-6063 Spark Plug Wire Set

Denso 671-6063 Ignition Wire Set

Denso 671-6063 is a 7mm spark plug wire set built to match factory-installed wire sets in form, fit, color, and performance. It is a direct replacement for select Buick, Chevrolet, and Pontiac applications, including Buick Regal, Chevrolet Impala, and Pontiac Grand Prix models.

Key Features

• 7mm insulation outside diameter for OE-style ignition wire routing and fit
• Silicone spark plug boot material for heat resistance and flexibility
• Female distributor coil end terminal type
• 180-degree spark plug end boot design
• Female spark plug end terminal type
• Built to meet or exceed OE/OES standards in construction
• Brand line: Denso First Time Fit focuses on OE-style replacement parts that mirror factory specifications

Product Details

This Denso First Time Fit ignition wire set is engineered as an OE-style replacement for vehicles that require a 7mm ignition wire design. The silicone boot material helps maintain a secure connection at the spark plug end, while the female terminal configuration supports proper engagement at the distributor coil end and spark plug end. For buyers searching for a Denso 671-6063 spark plug wire set, this part is built to restore original-style ignition wire performance without changing the factory layout.

Fits 1999-2004 Buick Regal, N/A; fits 1999-2008 Pontiac Grand Prix, N/A; fits 2000-2005 Chevrolet Impala, N/A; fits 2002-2005 Chevrolet Monte Carlo, N/A; fits 2005-2009 Buick Allure, N/A; fits 2005-2009 Buick LaCrosse, N/A; fits 2007-2008 Buick Lucerne, N/A.

This part cross-references ACDelco 746BB and Bosch 09457 for the same application.

Common Replacement Reasons

• Cracked or heat-damaged spark plug wire insulation
• Loose or worn terminal connections at the coil or spark plug
• Misfire caused by deteriorated ignition wire resistance or routing issues
• Hard starting or rough running related to aging ignition components
• Restoring OE-style ignition wire fit on Buick Regal, Chevrolet Impala, or Pontiac Grand Prix applications

Installation Notes

Verify engine application and wire routing before installation. Match each lead to the correct cylinder and follow the factory routing path to avoid crossfire or heat exposure. Inspect coil and spark plug terminals for corrosion or damage before connecting the new wires. Confirm the 7mm wire size and terminal style match the original equipment specification for your vehicle.

Quality Assurance

Denso First Time Fit ignition wire sets are built to OE/OES standards for form, fit, color, and performance. The construction is intended to align with factory specifications for the listed Buick, Chevrolet, and Pontiac applications.