{"product_id":"ignition-coil-and-iridium-spark-plugs-for-honda-civic-2006-2011-1-8l","title":"Ignition Coil and Iridium Spark Plugs for Honda Civic (2006-2011) 1.8L","description":"\u003ch2\u003eHigh-Energy Ignition Coil and Iridium Spark Plugs for 2006-2011 Honda Civic\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat it Does:\u003c\/strong\u003e Replaces failing factory coils and worn spark plugs to restore optimal combustion, eliminate misfires, and stabilize idle in the R18A1 engine.\u003c\/p\u003e\n\n\u003ch3\u003eThe Stock Civic Ignition Degradation\u003c\/h3\u003e\n\u003cp\u003eOver thousands of thermal cycles, factory ignition coils on the 1.8L suffer from internal epoxy breakdown and winding resistance drift. As the engine bay heat soaks, the dielectric materials within the OEM coils degrade, causing voltage leaks and weak spark delivery. Simultaneously, standard spark plug electrodes erode, increasing the gap and demanding exponentially higher firing voltages. This compounding electrical strain results in sluggish throttle response, rough idling, P0300-series misfire codes, and diminished fuel economy—especially noticeable under heavy engine load or during cold starts.\u003c\/p\u003e\n\n\u003ch3\u003eThe Engineering Solution\u003c\/h3\u003e\n\u003cp\u003eThis comprehensive ignition kit directly resolves R18 spark degradation by pairing precision-wound replacement coils with high-grade iridium spark plugs. The upgraded ignition coils feature advanced copper windings and robust high-dielectric epoxy resin, ensuring consistent secondary voltage output and superior thermal resistance against engine heat. Paired with iridium-tipped spark plugs—which boast an ultra-fine center electrode and significantly higher melting point than traditional metals—this combination guarantees a highly concentrated spark. The result is complete volumetric combustion, immediate throttle input response, restored factory output, and long-term durability without the risk of premature electrode wear.\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;\"\u003e2006-2011 Honda Civic 1.8L\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;\"\u003eR18A1 \/ FA1, FG1\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;\"\u003e140 hp \/ 128 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;\"\u003eUF582 \/ 30520-RNA-A01\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eCompatibility\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e2006 Honda Civic 1.8L\u003c\/li\u003e\n  \u003cli\u003e2007 Honda Civic 1.8L\u003c\/li\u003e\n  \u003cli\u003e2008 Honda Civic 1.8L\u003c\/li\u003e\n  \u003cli\u003e2009 Honda Civic 1.8L\u003c\/li\u003e\n  \u003cli\u003e2010 Honda Civic 1.8L\u003c\/li\u003e\n  \u003cli\u003e2011 Honda Civic 1.8L\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eThe Honda Reliability Standard\u003c\/h3\u003e\n\u003cp\u003eEngineered to meet the exact tolerances of Honda's i-VTEC architecture, this tune-up kit ensures smooth power delivery, peak fuel efficiency, and dependable daily drivability without triggering persistent check engine lights.\u003c\/p\u003e","brand":"VelocityMax","offers":[{"title":"Default Title","offer_id":50256748740856,"sku":"DS-E98TCU7PF","price":78.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/1290\/2648\/files\/ignition-coil-and-iridium-spark-plugs-for-honda-civic-2006-2011-1-8l-1.jpg?v=1788058434","url":"https:\/\/performancechiptuning.com\/products\/ignition-coil-and-iridium-spark-plugs-for-honda-civic-2006-2011-1-8l","provider":"Performance Chip Tuning","version":"1.0","type":"link"}