6 X BMW Genuine Engine Ignition Spark Plug - NGK LZFR6AP-11GS for 528i 528xi X5 3.0si 128i X3 3.0i X3 3.0si 128i Z4 30i 323i 328i 328xi 323i 328i 328xi 328i 328xi 328i 328xi 328i 328xi 328i 328xi 328i 328i 528i X3 28iX BMW Genuine Spark Plug - NGK LZFR6AP-11GS Please see Product Description below for vehicle compatibility. Manufacturer Warranty: 24000 miles or 2 years Quantity within package: 6