{"product_id":"set-of-8-ignition-coil-packs-spark-plugs-for-2007-2011","title":"Set of 8 Ignition Coil Packs \u0026 Spark Plugs for 2007-2011","description":"\u003cp\u003eIn this review the reviewer examines a complete Set of 8 Ignition Coil Packs \u0026amp; Spark Plugs intended for late 2000s Cadillac and Buick V8 models. The bottom line is simple: this set is for owners who want a one-stop replacement for all eight cylinders, restoring reliable spark and engine smoothness without sourcing parts individually. It is especially valuable for DIY mechanics and technicians looking for a matched kit that lists OEM replacement numbers and broad fitment across DTS, SRX, STS, XLR and Lucerne models.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eComplete kit:\u003c\/strong\u003e Includes both ignition coils and spark plugs so owners replace all eight firing units in one go, eliminating mismatch concerns.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDirect fitment:\u003c\/strong\u003e Designed for V8 4.4L and 4.6L Cadillac and Buick engines from 2007-2011, which simplifies installation for the listed models.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eOEM cross references:\u003c\/strong\u003e Replaces several factory part numbers including 099700-0940 and UF543, helping users confirm compatibility with their existing parts.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDurable materials:\u003c\/strong\u003e Built to meet or exceed OEM tolerance for corrosion resistance and high temperature operation, supporting long service life under normal driving conditions.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003ePerformance impact:\u003c\/strong\u003e Restores consistent spark delivery to improve engine efficiency, throttle response and potentially fuel economy after installation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThis kit suits owners of Cadillac DTS, SRX, STS, XLR and Buick Lucerne V8 models from the late 2000s who need a full ignition service. It is aimed at people comfortable with routine engine work who want the convenience of a matched set and the reassurance of OEM replacement numbers for cross checking.\u003c\/p\u003e\n\u003cp\u003eThose who should look elsewhere are owners of non-listed model years or different engine types, or buyers who require branded OEM packaging and dealer-backed warranty coverage; in those cases an original equipment supplier or dealership part may be preferable.\u003c\/p\u003e\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n \u003cli\u003eFull 8-unit kit removes the need to source coils and plugs separately, saving time.\u003c\/li\u003e\n \u003cli\u003eMultiple OEM replacement numbers provided, making fit confirmation straightforward.\u003c\/li\u003e\n \u003cli\u003eCustomers report easy installation and immediate restoration of engine smoothness and responsiveness.\u003c\/li\u003e\n \u003cli\u003eGood value for money compared with buying each component individually.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n \u003cli\u003eQuality feedback is mixed in some reports, so buyers sensitive to OEM-brand assurance may prefer dealer parts.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n \u003ctr\u003e\n\u003ctd\u003eProduct type\u003c\/td\u003e\n\u003ctd\u003eIgnition coil packs and spark plugs set\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eFitment\u003c\/td\u003e\n\u003ctd\u003eCadillac DTS, SRX, STS, XLR and Buick Lucerne (2007-2011, V8 4.4L\/4.6L)\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eIncluded units\u003c\/td\u003e\n\u003ctd\u003e8 ignition coils and 8 spark plugs (complete set)\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eReplaces\u003c\/td\u003e\n\u003ctd\u003e099700-0940, 12594176, 12597745, 12602862, UF543, GN10455\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eZYFZZDS\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eKey benefits\u003c\/td\u003e\n\u003ctd\u003eImproved spark consistency, easier installation, corrosion resistance\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThis matched set of 8 ignition coils and spark plugs is a practical, cost-effective option for owners of compatible Cadillac and Buick V8s who need a complete replacement. It offers clear fitment references and generally restores engine smoothness and efficiency, making it a sensible choice for DIY installers and independent shops seeking value over dealer-branded parts.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWill this set fit my 2008 Cadillac DTS?\u003c\/strong\u003e\u003cbr\u003eYes, the kit lists direct fitment for DTS 2007-2011 with V8 4.6L engines; compare the OEM numbers to your existing parts to confirm.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes the set include all parts needed for an eight-cylinder ignition service?\u003c\/strong\u003e\u003cbr\u003eYes, it includes both ignition coils and spark plugs for all eight cylinders so a full service can be completed with this single kit.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre these OEM parts?\u003c\/strong\u003e\u003cbr\u003eThe set is an aftermarket replacement that lists multiple OEM cross reference numbers for compatibility; some buyers report mixed impressions of quality compared with dealer-brand parts.\u003c\/p\u003e","brand":"ZYFZZDS","offers":[{"title":"Default Title","offer_id":48188288008411,"sku":"B0DRVXXMW7","price":115.6,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/61vWfau6PUL._AC_SL1100.jpg?v=1769443203","url":"https:\/\/gearmusthave.com\/products\/set-of-8-ignition-coil-packs-spark-plugs-for-2007-2011","provider":"GearMustHave","version":"1.0","type":"link"}