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2003 Kia Optima 2.7 Firing Order

20 Best 2003 Kia Optima 2.7 Firing Order of 2023 – Romance University

After hours researching and comparing all models on the market, Romance University finds out the Best 2003 Kia Optima 2.7 Firing Order of 2023. Check our ranking below.

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Rank No. #1
SYKRSS 1-Pack UF284 Ignition Coils & 6-Pack 5464 Spark Plugs Kit Compatible with Hyundai Sonata 1999-2001 & Kia Optima 2001-2005, Magentis 2002-2006, V6 2.5L 2.7L - Replaces C1227 UF-284 UF337 & more
SYKRSS 1-Pack UF284 Ignition Coils & 6-Pack 5464 Spark Plugs Kit Compatible with Hyundai Sonata 1999-2001 & Kia Optima 2001-2005, Magentis 2002-2006, V6 2.5L 2.7L - Replaces C1227 UF-284 UF337 & more
  • MULTIVEHICLE COMPATIBILITY：Compatible with popular vehicles: Compatible with Hyundai Sonata 1999-2001 V6 2.5L; Compatible with Kia Optima 2001 V6 2.5L, Magentis 2002-2006 V6 2.7L, Optima 2002-2005 V6 2.7L. Check product images/descriptions or contact us for fitment confirmation.
  • PREMIUM IGNITION COIL MATERIALS: Matches OE durability with cross-referenced part numbers: C1227 UF-284 UF-337 5C1157 178-8275 178-8282 E367 E875 52-1631 IC395 IC467 27301-37100 27301-37105 etc. Precision-engineered with silicon steel cores, German enameled copper wiring, Japanese epoxy resin, and reinforced rubber sleeves for heat/voltage resistance. Built to prevent cracking, shorts, and premature failure.
  • HIGH-PERFORMANCE SPARK PLUGS: Direct replacement for OE Numbers 5464. Reduces engine wear and improves fuel efficiency. Iridium-tipped electrodes and CNC-machined metal shells ensure precise spark delivery, faster starts, and smoother acceleration. Isostatic ceramic insulators prevent voltage leaks for consistent combustion.
  • RIGOROUS QUALITY ASSURANCE: Tested to eliminate misfires, rough idling, stalling, and check engine lights. Each coil/spark plug undergoes voltage stability checks across RPM ranges for reliable ignition under extreme conditions. Fixes hesitation, backfiring, and power loss while optimizing engine performance.
  • COMPLETE KIT &SERVICES: Includes 1 ignition coils, 6 spark plugs, and installation guide. 100% OE-compliant fitment. Designed for DIYers and pros seeking hassle-free replacements. Please feel free to let us know if have any questions about this spark plugs and coil packs kit.
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Last update on 2025-07-02 / Affiliate links / Product Titles, Images, Descriptions from Amazon Product Advertising API

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