{"product_id":"4-pack-uf540-ignition-coil-pack-and-90083-ltr5bi-13-spark-plugs","title":"4-Pack UF540 Ignition Coil Pack and 90083 LTR5BI-13 Spark Plugs","description":"\u003cp\u003eIn this review of the 4-pack UF540 ignition coil pack and 90083 LTR5BI-13 spark plugs kit, the bottom line is simple: this set is aimed at Mazda owners who need a straightforward, OE-equivalent replacement to restore ignition performance. It is especially useful for drivers experiencing misfires, long cranking, or decreased power on Mazda 3 (2006-2013), Mazda 6 (2006-2013) and CX-7 (2010-2012) with the compatible L4 engines. The reviewer found the kit offers good value, easy installation, and materials that match OE standards, making it a practical repair option rather than an upgrade for performance tuning.\u003c\/p\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Compatible with specific Mazda 3, Mazda 6 and CX-7 L4 engine model years, which simplifies part selection when OE numbers match.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOE-Equivalent Coils:\u003c\/strong\u003e The UF540 and related OE numbers are listed so buyers can confirm a direct replacement for factory coil packs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOE-Equivalent Spark Plugs:\u003c\/strong\u003e Includes 90083 LTR5BI-13 spark plugs that meet the original equipment specification for fit and function.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable Construction:\u003c\/strong\u003e Made from high-temperature resistant materials to withstand typical engine conditions and maintain ignition reliability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete Kit:\u003c\/strong\u003e Ships with four ignition coils, four spark plugs and a manual, providing everything needed for a four-cylinder replacement.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupport and Warranty:\u003c\/strong\u003e Backed by a 24-month support promise from the brand for customer questions and post-sale help.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThis kit is best for owners of Mazda 3 (2006-2013) with 2.0L, 2.3L or 2.5L four-cylinder engines, Mazda 6 (2006-2013) 2.3L\/2.5L L4 variants, and CX-7 2.3L or 2.5L L4 from 2010-2012 who need a complete ignition coil and plug replacement. It suits DIY mechanics or independent shops looking for an affordable, OE-equivalent set to fix misfires, hard starts, or poor fuel economy.\u003c\/p\u003e\n\u003cp\u003eThose seeking high-performance ignition upgrades or tuning parts should look elsewhere; this kit focuses on restoring original function and reliability rather than increasing power beyond factory levels.\u003c\/p\u003e\n\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDirect-replacement design that matches OE numbers for straightforward fitment.\u003c\/li\u003e\n\u003cli\u003eIncludes all four coils and four spark plugs so the entire bank is refreshed at once.\u003c\/li\u003e\n\u003cli\u003eConstructed from high-temperature materials, offering durability under normal engine conditions.\u003c\/li\u003e\n\u003cli\u003eGood value compared with purchasing coils and plugs separately.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFunctionality feedback is mixed for some users, so results may vary depending on vehicle condition and installation.\u003c\/li\u003e\n\u003cli\u003eNot intended as a performance upgrade; it restores stock-level performance only.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eSYKRSS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIncluded Parts\u003c\/td\u003e\n\u003ctd\u003e4 ignition coils, 4 spark plugs, 1 manual\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCoil OE Numbers\u003c\/td\u003e\n\u003ctd\u003eUF540 and related OE numbers for Mazda replacement\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpark Plug OE\u003c\/td\u003e\n\u003ctd\u003e90083 LTR5BI-13\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatible Vehicles\u003c\/td\u003e\n\u003ctd\u003eMazda 3 (2006-2013), Mazda 6 (2006-2013), CX-7 (2010-2012) L4 engines\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eHigh-temperature resistant materials\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e24-month customer support\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eFor Mazda owners needing a full ignition coil and spark plug replacement, this 4-pack kit is a practical choice that balances cost and reliability. It restores stock ignition performance, is easy to install for competent DIYers, and is a good value when replacing all cylinders at once. Buyers seeking performance gains should consider other options, but for routine repair this kit is a smart, affordable solution.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWill these coils and plugs fit my Mazda?\u003c\/strong\u003e\u003cbr\u003eConfirm fitment by matching the listed OE numbers and model years for Mazda 3, Mazda 6 and CX-7 L4 engines before purchase.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre these parts installation-friendly for DIYers?\u003c\/strong\u003e\u003cbr\u003eYes, the kit includes a manual and is intended for straightforward swap-in replacement of factory coils and plugs.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo these improve performance?\u003c\/strong\u003e\u003cbr\u003eThey are OE-equivalent replacements meant to restore original engine performance and resolve misfires or rough idling rather than provide performance upgrades.\u003c\/p\u003e","brand":"SYKRSS","offers":[{"title":"Default Title","offer_id":48193495236827,"sku":"B0D9JNZ72B","price":58.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/71fgzih1E7L._AC_SL1500.jpg?v=1770267467","url":"https:\/\/gearmusthave.com\/products\/4-pack-uf540-ignition-coil-pack-and-90083-ltr5bi-13-spark-plugs","provider":"GearMustHave","version":"1.0","type":"link"}