1. OE Number: The replacement manufacturer's part number is 12594176. Please ensure the OE number matches the part you are replacing. 2. Compatibility: replacement for Lucerne 20072011 V8 4.6L, replacement for DTS 20072011 V8 4.6L, replacement for SRX 20072009 V8 4.6L, replacement for STS 20072009 V8 4.4L, replacement for STS 20072010 V8 4.6L, replacement for XLR 20072009 V8 4.4L, 4.6L. 3. Excellent Performance: The ignition coil assemblies are designed for original equipment and replacement applications to ensure quick and easy installation as well as excellent performance and reliability. 4. Ideal replacement: The ignition coil is one of the key parts of the engine ignition device, and replacing it in time will give you a better driving experience. 5. ABS material: The engine ignition coil is made of ABS material, which has high hardness, is not easy to wear, and has a long service life. Specification: Item Type: Ignition Coil. Material: ABS OEM: 12594176 Fitment: Replacement for Lucerne 2007-2011 V8 4.6L Naturally Aspirated Petrol Engine Sedan Replacement for DTS 2007-2011 V8 4.6L Naturally Aspirated Petrol Engine Sedan Replacement for DTS 2007-2011 V8 4.6L Naturally Aspirated Engine R Hearse Location for DTS 2007-2011 V8 4.6L Engine Naturally Aspirated Limousine Replacement for SRX 2007-2009 V8 4.6L Engine Naturally Aspirated Sport Utility Replacement for STS 2007-2009 V8 4.4L Supercharged Gasoline Engine Sedan Replacement for STS 2007-2010 V8 4.6L Naturally Aspirated Petrol Engine Sedan Replacement for XLR 2007-2009 V8 4.4L Naturally Aspirated Engine Convertible Replacement for XLR 2007-2009 V8 4.6L Naturally Aspirated Engine Convertible Package List: 1 x Ignition Coil Note: 1. Please check the part number of your item, matching information is for reference only. 2.If you are not sure about the item, please contact us before purchasing to avoid unnecessary returns, thanks!