{"product_id":"ford-motorcraft-sp548-spark-plug-set-for-5-0l-5-2l-v8-set-of-8-oem-plugs-for-mustang-f-150-2011-2017","title":"Ford Motorcraft SP548 Spark Plug Set for 5.0L\/5.2L V8 — Set of 8 OEM plugs for Mustang \u0026 F-150 (2011–2017)","description":"\u003cp\u003e\u003cstrong\u003eMotorcraft SP548 is an OEM spark plug set of eight engineered for Ford 5.0L and 5.2L V8 engines from select Mustang and F-150 model years.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis Motorcraft SP548 spark plug set replaces the factory plugs with genuine Ford OEM components designed to match factory specifications for heat range, electrode design, and fitment. These plugs are specified for a range of Ford vehicles including Mustang GT and Shelby versions and many F-150 trims with the 5.0L (and 5.2L naturally aspirated) engines. They arrive as a complete set of eight so you can service all cylinders at once and keep ignition performance consistent across the engine.\u003c\/p\u003e\n\n\u003ch3\u003eWill these spark plugs fit my Mustang or F-150?\u003c\/h3\u003e\n\u003cp\u003eCompatibility covers many Mustang and F-150 models from 2011 through 2017 and specific Mustang Shelby models up to 2020 with the 5.2L NA engine. Fit depends on engine displacement and whether the vehicle uses a supercharged variant; these SP548 plugs are for naturally aspirated 5.0L and 5.2L configurations unless otherwise noted.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompatible: 2011–2017 F-150 5.0L (FlexFuel) across trims like XL, XLT, Lariat, King Ranch, Platinum.\u003c\/li\u003e\n  \u003cli\u003eCompatible: 2011–2020 Mustang GT, Shelby GT350, GT350R and Boss 302 models with 5.0L\/5.2L NA engines as listed.\u003c\/li\u003e\n  \u003cli\u003eNot for: supercharged 5.2L engines or forced-induction variants unless explicitly specified.\u003c\/li\u003e\n  \u003cli\u003eAlways verify fitment using your owner’s manual or VIN before ordering.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do Motorcraft SP548 plugs affect engine performance?\u003c\/h3\u003e\n\u003cp\u003eThese OEM spark plugs restore the ignition characteristics intended by Ford engineers, ensuring predictable combustion, smooth idling, and consistent firing across cylinders. They are manufactured to meet factory tolerances for heat range and electrode gap so timing and fuel burn remain stable after installation.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eRestores correct spark energy and combustion timing.\u003c\/li\u003e\n  \u003cli\u003eMaintains factory-specified electrode gap for even firing.\u003c\/li\u003e\n  \u003cli\u003eReduces misfire potential when replacing worn or fouled plugs.\u003c\/li\u003e\n  \u003cli\u003eSold as a complete set of eight to service all cylinders simultaneously.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat should I know before installation?\u003c\/h3\u003e\n\u003cp\u003eInstallation is straightforward for anyone comfortable with basic engine maintenance, but follow torque specs and gap checks to avoid damage. Use a torque wrench and follow Ford’s recommended tightening sequence; inspect ignition coils and boots while plugs are removed and replace any degraded components to ensure optimal ignition.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCheck and set electrode gap to Ford specification before fitting.\u003c\/li\u003e\n  \u003cli\u003eTighten to the manufacturer torque to prevent over- or under-tightening.\u003c\/li\u003e\n  \u003cli\u003eReplace coils or boots if cracked or worn to prevent future misfires.\u003c\/li\u003e\n  \u003cli\u003eUse anti-seize only if recommended by vehicle service instructions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhy choose genuine Motorcraft OEM spark plugs?\u003c\/h3\u003e\n\u003cp\u003eMotorcraft plugs are produced to the same design and quality standards used on new Ford vehicles, so they match the original part’s performance, durability, and fit. Choosing OEM reduces the chance of compatibility issues that can arise with aftermarket substitutions and keeps maintenance aligned with manufacturer recommendations.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eOEM-level quality, matching factory materials and tolerances.\u003c\/li\u003e\n  \u003cli\u003eDesigned for vehicle-specific heat range and mounting dimensions.\u003c\/li\u003e\n  \u003cli\u003eSold as a matched set to ensure uniform ignition across cylinders.\u003c\/li\u003e\n  \u003cli\u003eBacked by the reputation of Ford Motorcraft OEM supply chain.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? If you own a compatible Ford Mustang or F-150 with the 5.0L or naturally aspirated 5.2L V8 and want to maintain factory ignition performance, this Motorcraft SP548 set of eight spark plugs is built for you. It’s ideal for DIY mechanics, professional technicians, and Ford enthusiasts who prefer genuine OEM parts for reliability, correct fitment, and predictable engine behavior. Always confirm your engine and trim before ordering to ensure proper application.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eInsist on Genuine OEM Parts for the Best Performance of your Vehicle\u003c\/li\u003e\n  \u003cli\u003eOffering the Quality, Reliability and Durability You'd Expect from OEM Parts\u003c\/li\u003e\n  \u003cli\u003eResearch Applications Prior to Purchase To Make Sure This OEM Part Fits Your Vehicle, Including Engine, Drivetrain and Trim Level\u003c\/li\u003e\n  \u003cli\u003eDescription: 5.0L 2011-2020; 2015-17 5.2L without supercharger.\u003c\/li\u003e\n  \u003cli\u003eVerify Fitment in your owners manual prior to purchase.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Do these plugs fit a 2016 Mustang GT 5.0L?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes — Motorcraft SP548 fits the 2016 Mustang GT with the 5.0L naturally aspirated V8 when specified in your owner's manual.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Are these suitable for supercharged 5.2L engines?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No — SP548 is for naturally aspirated 5.0L and 5.2L engines; supercharged 5.2L variants require different plugs.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Ford","offers":[{"title":"Default Title","offer_id":48083695141022,"sku":"B07SYQ1RFM","price":73.98,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/ford-motorcraft-sp548-packaging-front.jpg?v=1785835278","url":"https:\/\/northtrailauto.ca\/products\/ford-motorcraft-sp548-spark-plug-set-for-5-0l-5-2l-v8-set-of-8-oem-plugs-for-mustang-f-150-2011-2017","provider":"North Trail Auto","version":"1.0","type":"link"}