{"product_id":"denso-x22epr-u9-spark-plug-part-number-4086","title":"DENSO X22EPR-U9 Spark Plug, Part Number 4086","description":"Spark Plug - X22EPR-U9\n\u003cp\u003eThe DENSO X22EPR-U9 spark plug is an original-equipment-style replacement designed to support dependable ignition performance in compatible automotive applications. Manufactured by DENSO, this spark plug uses a copper core center electrode to promote efficient thermal conductivity and help manage operating temperatures during normal engine operation.\u003c\/p\u003e\u003cp\u003eEach plug is 100 percent pre-fired to help provide reliable operation from installation. The unique five-rib insulator design helps reduce flashover and voltage loss, supporting consistent spark delivery. A dual copper and glass seal bonds the center electrode and insulator together to create a gas-tight seal, helping protect internal components and maintain dependable performance.\u003c\/p\u003e\u003cp\u003eUse the DENSO X22EPR-U9, manufacturer part number 4086, as a replacement only where this model is specified for the vehicle’s engine. Confirm application, thread specification, heat range, and ignition requirements before installation. This spark plug is intended for automotive fitment and should be installed according to the vehicle manufacturer’s service procedures.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eOriginal-equipment-style replacement for compatible automotive applications\u003c\/li\u003e\n\u003cli\u003eCopper core center electrode promotes superior thermal conductivity\u003c\/li\u003e\n\u003cli\u003eFive-rib insulator helps reduce flashover and voltage loss\u003c\/li\u003e\n\u003cli\u003eDual copper and glass seal creates a gas-tight bond between the center electrode and insulator\u003c\/li\u003e\n\u003cli\u003e100 percent pre-fired for reliable operation from installation\u003c\/li\u003e\n\u003cli\u003eBrand: DENSO\u003c\/li\u003e\n\u003cli\u003eModel: X22EPR-U9\u003c\/li\u003e\n\u003cli\u003eManufacturer part number: 4086\u003c\/li\u003e\n\u003cli\u003eVendor part number: 4086\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"DENSO","offers":[{"title":"Default Title","offer_id":67567381938411,"sku":"X22EPRU9","price":5.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0611\/3882\/9547\/files\/35352.png?v=1790796247","url":"https:\/\/ctracingservices.com\/products\/denso-x22epr-u9-spark-plug-part-number-4086","provider":"Cascade Tire \u0026 Racing Services","version":"1.0","type":"link"}