NGK Laser Platinum Spark Plug Box of 4 (PFR6H-10) Cayman / Boxster [987] This system features quad (2

This system features quad (2 per muffler) 3

and our design reflects this by utilizing all-aluminum construction and added fluid capacity to increase cooling efficiency

This allows you to utilize a RWD K series wiring harness without too much fuss

and feature the classic ROUSH logo

Whether you're a daily driver or you take your car to the track

NGK Laser Platinum Spark Plug Box of 4 (PFR6H-10) Cayman / Boxster [987] This system features quad (2NGK Laser Platinum spark plugs provide high ignitability and longer service life compared to conventional nickel spark plugs. Laser Platinum plugs are tested to the highest standards to ensure quality and durability. Engineered specifically for OE applications. Laser platinum plugs provide stable idling, superior anti fouling, improved fuel efficiency and lower emissions. High grade pure alumina ceramic and 98% pure copper core prevents spark plug