NGK Laser Iridium Spark Plug Box of 4 (ILZKAR7B11) tips The linear spring rate offers

The linear spring rate offers plenty of support

Weld-On Bung

this is the "end all be all" for your Slingshot's air intake needs

Both rolled edge and keen edge designs are available

The intake tubing is constructed from mandrel-bent aluminum featuring a durable chrome-like finish

NGK Laser Iridium Spark Plug Box of 4 (ILZKAR7B11) tips The linear spring rate offersNGK 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.