{"product_id":"ignition-coil-iridium-spark-plugs-for-subaru-impreza-2013-2015-2-0l-h4","title":"Ignition Coil \u0026 Iridium Spark Plugs for Subaru Impreza (2013-2015) 2.0L H4","description":"\u003ch2\u003ePremium Ignition Coil \u0026amp; Iridium Spark Plugs for 2013-2015 Subaru Impreza (FB20 \/ GJ\/GP)\u003c\/h2\u003e\n  \n  \u003cp\u003e\u003cstrong\u003eRestores factory ignition efficiency and eliminates misfires for the 2.0L FB20 engine.\u003c\/strong\u003e\u003c\/p\u003e\n  \n  \u003ch3\u003eThe Stock Impreza Ignition Weakness\u003c\/h3\u003e\n  \u003cp\u003eThe OEM FB20 ignition coils are prone to thermal degradation over high mileage, a condition exacerbated by the localized heat soak inherent to the horizontally opposed boxer engine layout. As the internal primary and secondary windings break down, voltage output drops, leading to high-RPM misfires, rough idling, and diminished fuel economy. Furthermore, standard or aging spark plugs will rapidly erode their gap under the sustained operating temperatures of the 2.0L engine. This widening gap accelerates the dielectric strain on the coil packs, ultimately causing premature, cascading failures across the ignition system.\u003c\/p\u003e\n  \n  \u003ch3\u003eThe Engineering Solution\u003c\/h3\u003e\n  \u003cp\u003eThis ignition coil and iridium spark plug kit delivers a comprehensive electrical overhaul for the GJ and GP chassis. The replacement coils feature upgraded high-temperature epoxy potting and heavy-duty copper wire windings to resist heat soak and maintain consistent voltage output under demanding loads. Paired with laser-welded iridium center electrode spark plugs, this kit ensures a highly concentrated, stable spark front. The ultra-fine iridium design requires significantly lower firing voltage, reducing the electrical burden on the ignition coils while preventing gap expansion over extreme mileage intervals. This mechanical synergy yields complete cylinder combustion, stabilizing idle vacuum and restoring linear throttle response.\u003c\/p\u003e\n  \n  \u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n  \u003ctable width=\"100%\" style=\"border-collapse: collapse; border: 1px solid #e0e0e0; font-size: 14px;\"\u003e\n    \u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003ctd style=\"padding:8px;\"\u003e\u003cstrong\u003eFitment\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;\"\u003e2013-2015 Subaru Impreza\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"padding:8px;\"\u003e\u003cstrong\u003eEngine \/ Chassis\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;\"\u003eFB20 \/ GJ (Sedan), GP (Hatchback)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003ctd style=\"padding:8px;\"\u003e\u003cstrong\u003eStock Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;\"\u003e148 hp \/ 145 lb-ft (Approx)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"padding:8px;\"\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;\"\u003eN\/A\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/table\u003e\n \n  \u003ch3\u003eCompatibility\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003e2013 Subaru Impreza 2.0L H4 (Base, Premium, Limited, Sport Premium, Sport Limited)\u003c\/li\u003e\n    \u003cli\u003e2014 Subaru Impreza 2.0L H4 (Base, Premium, Limited, Sport Premium, Sport Limited)\u003c\/li\u003e\n    \u003cli\u003e2015 Subaru Impreza 2.0L H4 (Base, Premium, Limited, Sport Premium, Sport Limited)\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eThe Subaru Standard\u003c\/h3\u003e\n  \u003cp\u003eFor JDM platforms, dependable power delivery is critical for reliable all-wheel-drive performance. This kit ensures your Impreza maintains precise ignition timing, smooth acceleration, and consistent fuel efficiency without throwing nuisance CEL codes.\u003c\/p\u003e","brand":"VelocityMax","offers":[{"title":"Default Title","offer_id":48266369532152,"sku":"DS-E2U9QVCBP","price":164.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/1290\/2648\/files\/ignition-coil-iridium-spark-plugs-for-subaru-impreza-2013-2015-2-0l-h4-1.jpg?v=1776813223","url":"https:\/\/performancechiptuning.com\/products\/ignition-coil-iridium-spark-plugs-for-subaru-impreza-2013-2015-2-0l-h4","provider":"Performance Chip Tuning","version":"1.0","type":"link"}