NGK 51046 Spark Plug Wire Set

NGK Spark Plug Wire Set for GM V8 Applications

The NGK Spark Plug Wire Set 51046 is a specific-fit ignition wire set built for select Chevrolet and GMC trucks and vans from 2007-2014. It uses silicone insulation, a ferro mag core, and noise suppression construction to support stable spark delivery and reduced electrical interference.

Key Features

• Specific-fit NGK Spark Plug Wire Set for confirmed GM applications
• Blue silicone insulation for heat resistance and durability
• Ferro mag core construction
• Noise suppression type for cleaner ignition performance
• 7.00 mm insulation outside diameter
• NGK part number 51046, also listed as RC-GMX111

Product Details

NGK Spark Plug Wire Set 51046 is part of the NGK Spark Plug Wire Set line, a product family focused on ignition components for domestic and import vehicles. NGK draws on long OE experience and global manufacturing standards to produce replacement ignition parts that meet OE-level durability and operational performance expectations. This wire set is built as a specific application part, not a universal set, which helps ensure the correct routing and connection fit for the listed vehicles.

Compatible With 2008-2014 Chevrolet Express 1500, N/A; 2008-2014 GMC Savana 1500, N/A; 2008-2013 Chevrolet Silverado 1500, N/A; 2008-2013 GMC Sierra 1500, N/A; and 2007 Chevrolet Silverado 1500, N/A, GMT900 Platform; New Body Style; 2007 GMC Sierra 1500, N/A, GMT900 Platform; New Body Style. This part cross-references DENSO Auto Parts 671-6284 and Delphi XS10548 for the same application.

Common Uses

• Replacing worn or heat-aged ignition wires on GM trucks and vans
• Restoring consistent spark transfer to the plugs
• Addressing misfire concerns caused by damaged wire insulation
• Reducing ignition noise interference in the electrical system
• Correcting drivability issues tied to deteriorated plug wires

Installation Notes

Verify engine application and wire routing before installation. Match each lead to the correct cylinder and coil or distributor connection as specified for the vehicle. Inspect adjacent ignition components, including spark plugs and coils, for wear or contamination before installing the new wire set. The specific-fit design supports direct replacement on the listed Chevrolet Silverado 1500, GMC Sierra 1500, Chevrolet Express 1500, and GMC Savana 1500 applications.

Quality Assurance

NGK is known for ignition component manufacturing backed by extensive OE experience and global automotive coverage. Part number 51046 is produced to support durability and consistent ignition performance for the listed applications.