Ignition Coil and Spark Plug Wire for Chevy Buick GMC Hummer Cadillac 06 19 8x

This 8-Piece Ignition Coil & Spark Plug Wire Kit is a complete ignition tune-up set compatible with 2006–2019 Chevrolet, Buick, GMC, Hummer, and Cadillac vehicles.

Product Overview

This 8-piece ignition coil and spark plug wire kit provides an all-in-one replacement for worn ignition components on GM V8 engines. The ignition coil set restores reliable spark delivery, smooth idle, and fuel efficiency, making it a practical choice for DIY mechanics and professional technicians servicing 2006–2019 Chevrolet, Buick, GMC, Hummer, and Cadillac trucks and SUVs. Each kit combines eight ignition coils, eight spark plugs, and a full set of suppression wires to streamline a complete tune-up.

Key Features & Performance

• Complete 8-cylinder kit includes coils, plugs, and wires for one-stop service
• OE-spec epoxy-molded coils resist vibration, moisture, and thermal stress
• Premium spark plugs pre-gapped to factory specification for consistent combustion
• Silicone-jacketed plug wires with robust terminals reduce RFI and deliver strong spark
• Direct-fit connectors ensure plug-and-play installation without splicing
• Restores throttle response and fuel economy on high-mileage LS-based engines

Fitment & Compatibility

• 2006–2013 Chevrolet Silverado 1500, Tahoe, Suburban, Avalanche
• 2006–2013 GMC Sierra 1500, Yukon, Yukon XL
• 2007–2014 Cadillac Escalade, Escalade ESV, Escalade EXT
• 2006–2009 Hummer H2
• 2006–2007 Buick Rainier, 2008–2009 Buick LaCrosse Super

Common Uses

• Complete ignition system refresh during major tune-up intervals
• Resolving misfire, rough idle, and hard-start conditions on GM V8 engines
• Preventive maintenance for trucks and SUVs approaching 100,000 miles
• Restoring stock ignition performance on daily-driven and fleet vehicles
• Garage and shop work where multiple cylinders need simultaneous coil and spark plug replacement

Technical Specifications

• Quantity: 8 ignition coils, 8 spark plugs, 8 spark plug wires
• Coil Configuration: Individual coil-per-cylinder, coil-near-plug design
• Wire Material: High-temperature silicone jacket with suppression core
• Connector Type: Factory-style weather-resistant electrical connectors

Frequently Asked Questions

Q: Do these ignition coils require any programming or relearn procedure? A: No programming is needed; the coils are plug-and-play replacements and work with the factory ECU calibration.

Q: Are the spark plugs pre-gapped? A: Yes, the spark plugs arrive pre-gapped to typical GM V8 specification; verifying the gap before installation is still recommended.

Product appearance and specifications may vary slightly by batch. Compatibility may vary by serial number. Verify fitment before purchase.