NGK Laser Iridium/Platinum Spark Plug Box of 4 (LMAR9AI-8D) Suspension>Boots PERRIN 15-21 Subaru WRX/STI /

PERRIN 15-21 Subaru WRX/STI / 14-18 Forester / 13-17 Crosstrek Front Endlinks

Like all of our products

Provides additional camber and comes with a larger offset toe cam to bring the toe angle back into range

Unlike other snorkels

Thanks to its patented Triple Stack Spring Technology

NGK Laser Iridium/Platinum Spark Plug Box of 4 (LMAR9AI-8D) Suspension>Boots PERRIN 15-21 Subaru WRX/STI /NGK 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.