NGK Laser Iridium Long Life Spark Plug Box of 4 (ILZKR7B-11S) Exterior Styling>Lips & Splitters While the industry standard uniball

While the industry standard uniball does a great job of allowing the control arms of a vehicle to articulate with little bind

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does not fit California delivered vehicles

We started by eliminating any bits of plastic from the design

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NGK Laser Iridium Long Life Spark Plug Box of 4 (ILZKR7B-11S) Exterior Styling>Lips & Splitters While the industry standard uniballNGK Laser Iridium spark plugs offer the best combination of performance and longevity. Engineered specifically for OE applications, Laser Iridium spark plugs are tested to the highest standards to ensure quality and durability. Iridium tipped center electrode provides durability six times harder than platinum. NGKs high grade pure alumina ceramic and 98 percent pure copper core prevents the spark plug from overheating while providing reliable starts.