8 Pack Spark Plugs Champion Iridium For 2007 GMC Sierra 1500 Classic V8-4.8L ps

The Champion 9405 Iridium Spark Plug (RS14WMPB4) is designed to provide exceptional ignition performance, enhanced fuel efficiency, and long-lasting durability. Featuring an iridium center electrode, it ensures consistent spark, reduced wear, and improved combustion. Ideal for modern, high-performance engines, the RS14WMPB4 offers reliable starts, smoother operation, and extended service intervals, making it perfect for a variety of vehicles and applications.

Features & Benefits:

🔧 Iridium center electrode ensures long-lasting spark and reduced wear

🔧 Improves combustion efficiency for better engine performance

🔧 Enhances fuel economy and reduces emissions

🔧 Pre-gapped for quick and easy installation

Specifications:

Brand & Part Number: Champion 9405 (RS14WMPB4)

Material: Iridium Tip, Copper Core

Thread Size: 14mm

Reach: 0.75 in. (19mm)

Gap: Pre-gapped (~0.040 in.)

Enhance engine performance and fuel efficiency with Champion 9405 Iridium Spark Plugs!

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