PHILTOP Ignition Coil Pack - Compatible with 2007-2011 Buick Lucerne, Cadillac DTS SRX STS XLR 4.4L 4.6L V8 Engines - Replacement for UF543 - Set of 8 Coils - Improve Engine Performance & Fuel Efficiency for Smooth Driving

[Compatible Vehicle] The ignition coil pack is compatible with Buick Lucerne 2007-2011 4.6L. Please check the compatibility at the top of the page to confirm match your vehicle

[Vehicle Fitment-1] Compatible with Cadillac DTS 2007-2011 4.6L, SRX 2007-2009 4.6L

[Vehicle Fitment-2]Compatible with Cadillac STS 2007-2009 4.4L, 2007-2010 4.6L, XLR 2007-2009 4.4L 4.6L

[Easy Installation] OE Interchange Number099700-0940, 12594176, 12597745, 12602862, UF-543, GN10453, COP35, 6737301, 5C1616. OE Standards ensure fast and easy installation

[Security] PHILTOP coil packs undergone strict quality control testing, 4-Pins Blade,providing excellent performance and reliability, and no worry for misfire.

[Long Life] The coils with premium quality provide high corrosion and temperature resistance, for high energy output and fast ignition, extend the service life

[What You Get] Automotive replacement ignition coil | Fast ignition within 0.1-0.2 seconds | 140°C high temperature and corrosion resistance | RF Interference Protection | 6500Mi Longer lifespan | High voltage output | Smoothly Engine runs | After Sales Service