MULTIVEHICLE COMPATIBILITY:Compatible with popular vehicles: Compatible with BMW (L6 2.5L): 2003-2005 Z4, 2003-2005 325i/xi, 2003-2006 325Ci, 2003-2005 525i; (L6 3.0L): 2004-2006 X3/X5, 2003-2005 Z4, 2003-2006 330Ci/i/xi, 2003-2005 530i; (L6 2.2L): 2002-2004 320i; (V12 6.0L): 2003-2008 760Li, 2004-2006 760i. Check product images/descriptions or contact us for fitment confirmation.
PREMIUM IGNITION COIL MATERIALS: Matches OE durability with cross-referenced part numbers: GN10328, 12131712219, 5C1476, C1477, 50221, C1404, UF522, 52-1751 etc. Precision-engineered with silicon steel cores, German enameled copper wiring, Japanese epoxy resin, and reinforced rubber sleeves for heat/voltage resistance. Built to prevent cracking, shorts, and premature failure.
HIGH-PERFORMANCE SPARK PLUGS: Direct replacement for OE Numbers 7092, 4504. Reduces engine wear and improves fuel efficiency. Iridium-tipped electrodes and CNC-machined metal shells ensure precise spark delivery, faster starts, and smoother acceleration. Isostatic ceramic insulators prevent voltage leaks for consistent combustion.
RIGOROUS QUALITY ASSURANCE: Tested to eliminate misfires, rough idling, stalling, and check engine lights. Each coil/spark plug undergoes voltage stability checks across RPM ranges for reliable ignition under extreme conditions. Fixes hesitation, backfiring, and power loss while optimizing engine performance.
COMPLETE KIT &SERVICES: Includes 6 ignition coils, 6 spark plugs, and installation guide. 100% OE-compliant fitment. Designed for DIYers and pros seeking hassle-free replacements. Please feel free to let us know if have any questions about this spark plugs and coil packs kit.