{"product_id":"uf502-ignition-coil-7781-double-iridium-spark-plug-kit-reliable","title":"UF502 Ignition Coil \u0026 7781 Double Iridium Spark Plug Kit - Reliable","description":"\u003cp\u003eIn this review the UF502 ignition coil and 7781 double iridium spark plug kit is evaluated for drivers who need a direct-fit replacement for several Chrysler, Dodge and Volkswagen V6 models. The bottom line: it is best for owners who want an affordable, OEM-style swap that restores smooth idle, reduces misfires and can improve fuel economy. Installers praised the fit and quick installation, and the double iridium plugs plus sturdy coils are the single biggest reason many buyers see improved cold starts and steadier power delivery.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect vehicle fit:\u003c\/strong\u003e The kit is compatible with many 3.5L and 4.0L Chrysler and Dodge V6 models and the Volkswagen Routan, which simplifies parts matching for those vehicles.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete set:\u003c\/strong\u003e Includes six ignition coil packs and six double iridium spark plugs so you replace all cylinders at once for consistent performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable spark plugs:\u003c\/strong\u003e Double iridium construction is designed for long life and a consistent, stable spark, helping maintain combustion efficiency over time.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRobust coil design:\u003c\/strong\u003e Premium materials, stainless-steel spring and internal ferrite suppressor reduce radio interference and transfer high voltage reliably.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOE cross references:\u003c\/strong\u003e Matches common part numbers like UF-502, C533 and 4606869AB, making it straightforward to confirm compatibility before purchase.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThis kit is aimed at owners and independent mechanics working on compatible 3.5L and 4.0L V6 engines - for example Dodge Avenger, Charger, Grand Caravan, Chrysler 300, Sebring, Town \u0026amp; Country, and the Volkswagen Routan of the listed years. It is particularly useful for anyone experiencing misfires, rough idle or reduced fuel economy who wants a full-cylinder refresh rather than swapping a single component.\u003c\/p\u003e\n\u003cp\u003eIt is less appropriate for vehicles outside the listed applications or owners who require OE-branded warranty coverage from a vehicle dealer. Buyers wanting factory-branded parts or those unsure about fit should verify the second main picture vehicle list or consult a professional before purchase.\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\u003eGood fit and build quality that many customers report installs quickly and seats perfectly.\u003c\/li\u003e\n\u003cli\u003eComplete six-pack ensures all cylinders receive new coils and plugs at once for balanced performance.\u003c\/li\u003e\n\u003cli\u003eDouble iridium plugs and quality coil materials contribute to better fuel efficiency and longer service life.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eNot accompanied by a printed instruction manual, so novice installers may need guidance or a service manual.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eX4XZ\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIncluded parts\u003c\/td\u003e\n\u003ctd\u003e6 ignition coil packs, 6 double iridium spark plugs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatible engines\u003c\/td\u003e\n\u003ctd\u003e3.5L and 4.0L V6 (listed model years)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOE cross references\u003c\/td\u003e\n\u003ctd\u003eUF-502, C533, 5C1094, E252, E415, 4606869AB\/AA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePlug type\u003c\/td\u003e\n\u003ctd\u003eDouble iridium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNoise suppression\u003c\/td\u003e\n\u003ctd\u003eInternal ferrite suppressor in coil\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe UF502 and 7781 kit is a practical value choice for owners of the listed Chrysler, Dodge and Routan V6 vehicles who need to cure misfires or restore smoother operation. It delivers good fit, durable double iridium plugs and coils built to limit interference, making it a cost-effective way to improve cold starts, fuel efficiency and overall engine smoothness without paying dealer prices.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWill this kit fit my vehicle?\u003c\/strong\u003e\u003cbr\u003eCheck the compatible years and engine sizes listed in the product images and description; it fits specific 3.5L and 4.0L V6 models from Dodge, Chrysler and Volkswagen Routan.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre instructions included?\u003c\/strong\u003e\u003cbr\u003eThe package does not include a printed manual, so some buyers use a service manual or online guide for torque specs and installation sequence.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow long will the spark plugs last?\u003c\/strong\u003e\u003cbr\u003eDouble iridium plugs are rated for long service life and consistent spark performance, suitable for extended intervals compared with standard plugs.\u003c\/p\u003e","brand":"X4XZ","offers":[{"title":"Default Title","offer_id":48184181489883,"sku":"B0D62CC3RH","price":62.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/61EOELQTzCL._AC_SL1500.jpg?v=1769654523","url":"https:\/\/gearmusthave.com\/products\/uf502-ignition-coil-7781-double-iridium-spark-plug-kit-reliable","provider":"GearMustHave","version":"1.0","type":"link"}