NGK 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 from overheating and provides reliable starts. Most Laser Platinum spark plugs feature a platinum pad on the ground electrode for even wear in distributorless ignition systems. NGK Laser Platinum spark plugs provide high ignitibility and longer service life compared to conventional nickel spark plugs. Actual OE or equivalent replacement spark plug. AUDI 200 QUATTRO 1991, S4 1994-92, S6 1997-95; BMW ALPINA B7 2008-07; VOLVO 850 1997, PWC - 2004 POLARIS