{"product_id":"autolite-xs4303-iridium-enhanced-finewire-spark-plug","title":"Autolite XS4303 Iridium-Enhanced Finewire Spark Plug","description":"Spark Plug - XS4303\n\u003cp\u003eThe Autolite XS4303 iridium-enhanced finewire spark plug is designed to provide focused ignition performance for compatible gasoline engines. Its 0.6 mm finewire center electrode and Sport V-trim ground electrode help improve ignitability while reducing the likelihood of spark plug fouling compared with a leading standard plug. This design supports dependable ignition performance in everyday driving and demanding operating conditions.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eFeature:\u003c\/strong\u003e Iridium-enhanced electrode construction helps provide improved durability and consistent spark performance. The finewire design concentrates the ignition spark for more reliable combustion, while the Sport V-trim ground electrode is engineered to promote efficient ignition and long service life. Autolite specifies up to 26% quicker starts than a leading standard plug, along with the potential for increased horsepower and improved fuel efficiency compared with conventional spark plugs.\u003c\/p\u003e\u003cp\u003eThe Autolite XS4303 is manufactured to meet or exceed OEM design requirements and is intended as a direct replacement for applications that specify this part number. Verify vehicle fitment, engine application, heat range, reach, and gap requirements before installation. Manufacturer part number: XS4303. Vendor part number: XS4303. Install and gap the plug according to the vehicle manufacturer’s service specifications.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eBrand: Autolite\u003c\/li\u003e\n\u003cli\u003eModel: XS4303\u003c\/li\u003e\n\u003cli\u003eManufacturer Part Number: XS4303\u003c\/li\u003e\n\u003cli\u003eVendor Part Number: XS4303\u003c\/li\u003e\n\u003cli\u003eElectrode Design: Iridium-enhanced 0.6 mm finewire center electrode with Sport V-trim ground electrode\u003c\/li\u003e\n\u003cli\u003eIgnition Performance: Designed to provide more focused ignition and help reduce fouling compared with a leading standard plug\u003c\/li\u003e\n\u003cli\u003eStarting Performance: Up to 26% quicker starts than a leading standard plug\u003c\/li\u003e\n\u003cli\u003eEngine Performance: Designed to support increased horsepower and improved fuel efficiency compared with a standard spark plug\u003c\/li\u003e\n\u003cli\u003eFitment: Direct replacement for compatible vehicle applications requiring Autolite XS4303; verify application specifications before installation\u003c\/li\u003e\n\u003cli\u003eQuality Standard: Meets or exceeds OEM design requirements\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"AUTOLITE","offers":[{"title":"Default Title","offer_id":67569418010859,"sku":"21030420","price":12.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0611\/3882\/9547\/files\/417133.png?v=1790805319","url":"https:\/\/ctracingservices.com\/products\/autolite-xs4303-iridium-enhanced-finewire-spark-plug","provider":"Cascade Tire \u0026 Racing Services","version":"1.0","type":"link"}