2003 Hyundai Elantra Ignition Parts

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    • Denso® Spark Plug
      (0 reviews)
      # 21046049
      Hyundai Elantra 2003, Spark Plug by Denso®, 1 Piece. Is your vehicle hard to start? Does it miss under load and idle rough? Is your gas mileage not what it used to be? Your ignition system may need repair, but before you waste your...
      OE quality parts from top original equipment and aftermarket manufacturerFast shipping; 1-2 day delivery time regardless of where you’re located
      $2.57 - $13.64
    • Motorcraft® Finewire Platinum Spark Plug
      (0 reviews)
      # 24439192
      Hyundai Elantra 2003, Finewire Platinum Spark Plug by Motorcraft®, 1 Piece. Gap: .044. If you need to replace your worn-out spark plugs, Motorcraft is the way to go. Engineered specifically for your vehicle, their high melting...
      Direct OEM replacementRecommended by Ford Motor Company
      $5.94
    • NGK® Spark Plug
      (1 reviews)
      # 22254654
      Hyundai Elantra 2003, Spark Plug by NGK®, 1 Piece. With a solid copper core, triple-gasket sealing, corrosion resistant plating, cold-rolled threads, and corrugated ribs, these products provide a powerful spark for reliable...
      Designed for consistent performanceMeet OE quality, fit, and function
      $2.78 - $14.09
    • Champion® Spark Plug
      (0 reviews)
      # 22260867
      Hyundai Elantra 2003, Spark Plug by Champion®, Gap: 0.044. Designed and manufactured to meet or exceed OE standards and specifications, these spark plugs by Champion ensure fast engine start-up and smooth acceleration. The products...
      Designed to provide dependable and long-lasting performanceManufactured using the latest processes and equipment
      $2.98 - $9.78
    • Autolite® Spark Plug
      (0 reviews)
      # 22432913
      Hyundai Elantra 2003, Spark Plug by Autolite®, 1 Piece, Gap: 0.044. These spark plugs by Autolite are specially designed and manufactured to ensure quick starts, dependable performance, and smooth acceleration. The products are...
      Designed for good conductivity and a strong spark for efficient combustionImprove engine power and fuel economy
      $4.30 - $8.82
    • Auto 7® 4 Spark Plug Wire Set
      (0 reviews)
      # 21471334
      Hyundai Elantra 2003, 4 Spark Plug Wire Set by Auto 7®. Is your engine difficult to start? Do you experience misfires? Is your vehicle's acceleration and fuel consumption compromised? Auto 7 has the quality parts to repair your...
      Original equipment quality parts for Hyundai, KIA and GM Daewoo vehicles without the original equipment priceAll parts made where the vehicles are made, South Korea
      $36.61
    • Standard® Intermotor™ Spark Plug Wire Set
      (0 reviews)
      # 63121401
      Hyundai Elantra 2003, Intermotor™ Spark Plug Wire Set by Standard®. SMP’s vision is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive prices and the...
      OE quality parts from top original equipment and aftermarket manufacturersFast shipping; 1-2 day delivery time regardless of where you’re located
      $32.97
    • Standard® Pro Series™ Spark Plug Wire Set
      (0 reviews)
      # 61335900
      Hyundai Elantra 2003, Pro Series™ Spark Plug Wire Set by Standard®. SMP’s vision is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive prices and the...
      OE quality parts from top original equipment and aftermarket manufacturersFast shipping; 1-2 day delivery time regardless of where you’re located
      $30.44
    • Beck Arnley® Spark Plug Wire Set
      (0 reviews)
      # 36220493
      Hyundai Elantra 2003, Spark Plug Wire Set by Beck Arnley®, 0.273" Diameter. Wire Color Black. Conductor Type: Mag Core 500 Ohm/Ft. Jacket Material: Silicone. For one hundred years, Beck/Arnley has been providing premium OE quality...
      OE quality products from top original equipmentTop quality materials
      $29.42
    • Bosch® Spark Plug Wire Set
      (0 reviews)
      # 23961519
      Hyundai Elantra 2003, Spark Plug Wire Set by Bosch®. Switch from your OE spark plug wire set to the high-quality Mag core wire set from Bosch. Stainless steel Mag winding delivers maximum voltage to the spark plug for a hotter,...
      Opti-layer Mag technology for superior lifetime performanceReduces the chance for misfire and eliminates radio static
      $32.48
    • Denso® Primary Ignition Wire
      (0 reviews)
      # 55199686
      Hyundai Elantra 2003, Primary Ignition Wire by Denso®. 7mm. Complete Ignition Wire Set. The 7 and 8mm ignition wires are SAE J2031 Class E rated, the highest quality wire used in the industry. These wires can withstand temperatures...
      Carbon impregnated fiberglass core for superior support conductivityFiberglass braid for maximum strength
      $29.15
    • Auto 7® Ignition Coil
      (0 reviews)
      # 21478894
      Hyundai Elantra 2003, Ignition Coil by Auto 7®. Is your engine difficult to start? Do you experience misfires? Is your vehicle's acceleration and fuel consumption compromised? Auto 7 has the quality parts to repair your Hyundai,...
      Original equipment quality parts for Hyundai, KIA and GM Daewoo vehicles without the original equipment priceAll parts made where the vehicles are made, South Korea
      $73.98
    • Standard® Intermotor™ Ignition Coil
      (0 reviews)
      # 45085766
      Hyundai Elantra 2003, Intermotor™ Ignition Coil by Standard®. SMP’s vision is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive prices and the highest...
      OE quality parts from top original equipment and aftermarket manufacturersFast shipping; 1-2 day delivery time regardless of where you’re located
      $69.43
    • Beck Arnley® Ignition Coil
      (0 reviews)
      # 36226249
      Hyundai Elantra 2003, Ignition Coil by Beck Arnley®, with Coil Pack. With Ignition Coil Pack. For one hundred years, Beck/Arnley has been providing premium OE quality parts for vehicles. Beginning with motorcycle parts in 1914 and...
      OE quality products from top original equipmentTop quality materials
      $73.90
    • Prenco® Central Ignition Coil
      (0 reviews)
      # 7932550
      Hyundai Elantra 2003, Central Ignition Coil by Prenco®. Is your vehicle hard to start? Does it miss under load and idle rough? Is your gas mileage not what it used to be? Your ignition system may need repair, but before you waste...
      OE quality parts from top original equipment and aftermarket manufacturersFast shipping; 1-2 day delivery time regardless of where you’re located
      $89.69
    • Auto 7® Spark Plug Tube Seal
      (0 reviews)
      # 21471293
      Hyundai Elantra 2003, Spark Plug Tube Seal by Auto 7®. Is your engine difficult to start? Do you experience misfires? Is your vehicle's acceleration and fuel consumption compromised? Auto 7 has the quality parts to repair your...
      Original equipment quality parts for Hyundai, KIA and GM Daewoo vehicles without the original equipment priceAll parts made where the vehicles are made, South Korea
      $9.25
    • Beck Arnley® Spark Plug Tube Seal
      (0 reviews)
      # 52263725
      Hyundai Elantra 2003, Spark Plug Tube Seal by Beck Arnley®, 2 per Pack. For one hundred years, Beck/Arnley has been providing premium OE quality parts for vehicles. Beginning with motorcycle parts in 1914 and transitioning to...
      OE quality products from top original equipmentTop quality materials
      $10.21
    • Auto 7® Ignition Capacitor
      (0 reviews)
      # 21470032
      Hyundai Elantra 2003, Ignition Capacitor by Auto 7®. Is your engine difficult to start? Do you experience misfires? Is your vehicle's acceleration and fuel consumption compromised? Auto 7 has the quality parts to repair your...
      Original equipment quality parts for Hyundai, KIA and GM Daewoo vehicles without the original equipment priceAll parts made where the vehicles are made, South Korea
      $10.70
    • Auto 7® Ignition Crank Trigger Wheel
      (0 reviews)
      # 21470156
      Hyundai Elantra 2003, Ignition Crank Trigger Wheel by Auto 7®. At Rear of Engine. Is your engine difficult to start? Do you experience misfires? Is your vehicle's acceleration and fuel consumption compromised? Auto 7 has the...
      Original equipment quality parts for Hyundai, KIA and GM Daewoo vehicles without the original equipment priceAll parts made where the vehicles are made, South Korea
      $18.14
    • Auto 7® Ignition Knock Sensor
      (0 reviews)
      # 21478898
      Hyundai Elantra 2003, Ignition Knock Sensor by Auto 7®. Is your engine difficult to start? Do you experience misfires? Is your vehicle's acceleration and fuel consumption compromised? Auto 7 has the quality parts to repair your...
      Original equipment quality parts for Hyundai, KIA and GM Daewoo vehicles without the original equipment priceAll parts made where the vehicles are made, South Korea
      $35.48
    • Standard® Handypack™ Ignition Knock (Detonation) Sensor Connector
      (0 reviews)
      # 44010622
      Hyundai Elantra 2003, Handypack™ Ignition Knock (Detonation) Sensor Connector by Standard®. Black. 2 Terminal Female. SMP’s vision is to be the leading independent supplier to the automotive aftermarket, providing the highest...
      OE quality parts from top original equipment and aftermarket manufacturersFast shipping; 1-2 day delivery time regardless of where you’re located
      $9.04
    • Standard® Intermotor™ Ignition Relay
      (0 reviews)
      # 63121415
      Hyundai Elantra 2003, Intermotor™ Ignition Relay by Standard®. SMP’s vision is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive prices and the highest...
      OE quality parts from top original equipment and aftermarket manufacturersFast shipping; 1-2 day delivery time regardless of where you’re located
      $18.35
    • Standard® Intermotor™ Ignition Knock Detonation Sensor
      (0 reviews)
      # 63140979
      Hyundai Elantra 2003, Intermotor™ Ignition Knock Detonation Sensor by Standard®. SMP’s vision is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive prices...
      OE quality parts from top original equipment and aftermarket manufacturersFast shipping; 1-2 day delivery time regardless of where you’re located
      $40.99 - $42.70
    • Standard® Intermotor™ Ignition Starter Switch
      (0 reviews)
      # 45085741
      Hyundai Elantra 2003, Intermotor™ Ignition Starter Switch by Standard®. SMP’s vision is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive prices and the...
      OE quality parts from top original equipment and aftermarket manufacturersFast shipping; 1-2 day delivery time regardless of where you’re located
      $14.73
    • Beck Arnley® Ignition Starter Switch
      (0 reviews)
      # 36225533
      Hyundai Elantra 2003, Ignition Starter Switch by Beck Arnley®. For one hundred years, Beck/Arnley has been providing premium OE quality parts for vehicles. Beginning with motorcycle parts in 1914 and transitioning to import...
      OE quality products from top original equipmentTop quality materials
      $13.56
    • Beck Arnley® Ignition Knock Sensor
      (0 reviews)
      # 36028787
      Hyundai Elantra 2003, Ignition Knock Sensor by Beck Arnley®. For one hundred years, Beck/Arnley has been providing premium OE quality parts for vehicles. Beginning with motorcycle parts in 1914 and transitioning to import vehicles...
      OE quality products from top original equipmentTop quality materials
      $31.87 - $32.28
    • Standard® Ignition Knock Detonation Sensor Connector
      (0 reviews)
      # 44943709
      Hyundai Elantra 2003, Ignition Knock Detonation Sensor Connector by Standard®. 2 Terminals Female Connector. Finish: Black. Is your vehicle hard to start? Does it miss under load and idle rough? Is your gas mileage not what it used...
      OE quality parts from top original equipment and aftermarket manufacturersFast shipping; 1-2 day delivery time regardless of where you’re located
      $9.11 - $15.09
    • FAE® Knock Sensor
      (0 reviews)
      # 53657927
      Hyundai Elantra 2003, Knock Sensor by FAE®. Production: 02/22/2003. Is your vehicle hard to start? Does it miss under load and idle rough? Is your gas mileage not what it used to be? Your ignition system may need repair, but before...
      OE quality parts from top original equipment and aftermarket manufacturersFast shipping; 1-2 day delivery time regardless of where you’re located
      $70.24
    • Forecast® Knock Sensor
      (0 reviews)
      # 51325301
      Hyundai Elantra 2003, Knock Sensor by Forecast®. Is your vehicle hard to start? Does it miss under load and idle rough? Is your gas mileage not what it used to be? Your ignition system may need repair, but before you waste your...
      OE quality parts from top original equipment and aftermarket manufacturersFast shipping; 1-2 day delivery time regardless of where you’re located
      $37.17 - $65.89
    • Genuine® Ignition Switch
      (0 reviews)
      # 8776869
      Hyundai Elantra 2003, Ignition Switch by Genuine®. Is there excessive play in your steering wheel? Does your vehicle drift or pull, or veer when it hits a bump? Is your power steering noisy and does it leak? Your steering system is...
      OE quality parts from top original equipment and aftermarket manufacturersFast shipping; 1-2 day delivery time regardless of where you’re located
      $30.38
    • E3® Spark Plug
      (7 reviews)
      # 12193407
      Hyundai Elantra 2003, 0.750" Spark Plug by E3®, 1 Piece. With Gasket Seat. Thread Size: 14 mm. Hex Size: 5/8". If you need a replacement for your damaged spark plug, this is the part you should have. Featuring unique DiamondFire...
      Advanced DiamondFire electrode designProduces a faster burn
      $5.95
    • Pulstar® PlasmaCore Series Inconel Electrode Pulse Plug
      (2 reviews)
      # 21712212
      Hyundai Elantra 2003, PlasmaCore Series Inconel Electrode Pulse Plug by Pulstar®. PlasmaCore Series Inconel Electrode Pulse Plug provides great fuel efficiency as well as better performance. Moreover this part will give you better...
      Increased horsepowerBetter torque
      $14.95 - $59.80
    • Karlyn STI® Spark Plug Wire Set
      (0 reviews)
      # 13583486
      Hyundai Elantra 2003, Spark Plug Wire Set by Karlyn STI®. STI. 1 Required per Vehicle. The purpose of good wire insulation is to protect the cable from voltage leaks. The single most important factor for rating insulation...
      Spiral CoreStainless Steel Magnetic Conductive Winding
      $26.25
    • Karlyn STI® Ignition Coil
      (0 reviews)
      # 13582978
      Hyundai Elantra 2003, Ignition Coil by Karlyn STI®. OEM# 27301-23700. STI. 1 Required per Vehicle. Coil Pack replaces the distributor. It features electronically controlled pack of ignition coils controled by the car's computer and...
      Increases the amount of horsepowersBetters combustion
      $46.88
    • Bosch® OE Fine Wire Spark Plug
      (0 reviews)
      # 24008949
      Hyundai Elantra 2003, OE Fine Wire Spark Plug by Bosch®. Bosch introduces the new OE Fine Wire Spark Plug family, which consists of Iridium, Double Platinum and Platinum plugs. Built around OE technology, these new lines have an...
      OE specific design360-degree continuous laser welded platinum tip for durability and long life
      $4.68 - $28.61
    • Bosch® Platinum Ir Fusion™ Spark Plug
      (0 reviews)
      # 23997545
      Hyundai Elantra 2003, Platinum Ir Fusion™ Spark Plug by Bosch®. Set of 4. Gap: Preset. Aluminum. If you want the best for your engine, try Platinum Ir Fusion spark plugs. Their fused iridium and platinum center electrode with...
      Fused iridium and platinum center electrode, sintered into an extended insulator nose reaches self-cleaning temperature only seconds after starting and provides exceptional wear resistanceTapered shape of the ground electrode reduces flame shrouding for improved combustion and more power
      $9.42
    • Bosch® Platinum Series Spark Plug
      (0 reviews)
      # 50080940
      Hyundai Elantra 2003, Platinum Series Spark Plug by Bosch®. Only Bosch uses a platinum center electrode that’s heat-fused into a ceramic insulator. All Bosch Platinum Series Spark Plugs reach self-cleaning temperature faster for...
      Delivers quick starts and smooth accelerationLower ignition voltage requirement provides reliable cold weather starting and superior operation under all driving conditions
      $6.79 - $7.67
    • Bosch® Super Plus Spark Plug
      (0 reviews)
      # 23996879
      Hyundai Elantra 2003, Super Plus Spark Plug by Bosch®. Pack of 1. Gap: 0.044". Bosch Super Plus delivers outstanding durability and reliability you want for your vehicle. Its tapered, v-profile ground electrode makes for better...
      Heavy-duty yttrium-enhanced copper core center electrode for a 50% longer performance life vs. even OE plugsTapered, v-profile nickel chromium ground electrode for improved starting in cold weather and increased fuel ignitability
      $2.74
    • AS Tools® BMW Spark Plug Socket 14 mm 12 Point
      (0 reviews)
      # 35961022
      BMW Spark Plug Socket 14 mm 12 Point by AS Tools®. 14mm, 12-Point Spark Plug Socket with 3/8 Drive. Applicable to 2007 & Later BMW 335 & 535 with 3.0L Twin-Turbo Motors. Spark Plug Socket is Slender in Design to Fit Application.
      Made with precision and quality in mindBuilt to last
      $30.19
    • CTA® Spark Plug Socket
      (0 reviews)
      # 35982117
      Spark Plug Socket by CTA®.
      Made with precision and quality in mindBuilt to last
      $18.69
    • Cal-Van Tools® Spark Plug Tools
      (0 reviews)
      # 35982157
      Spark Plug Tools by Cal-Van Tools®.
      Made with precision and quality in mindBuilt to last
      $4.64 - $44.98
    • Firepower® Self Igniting Torch Head
      (0 reviews)
      # 35962194
      Self Igniting Torch Head by Firepower®. Pull the trigger to light the torch. Swirl combustion tip provides maximum heat and reduces brazing time by 30%. Safety trigger lock holds flame for extended periods and prevents accidental...
      Made with precision and quality in mindBuilt to last
      $44.53
    • GearWrench® 3 Piece Spark Plug Service Kit
      (0 reviews)
      # 35963469
      3 Piece Spark Plug Service Kit by GearWrench®. Different Styles of GearWrench Ratchets fit all types of personal and mechanical preferances. Cushion Grip Ratchets allow for a more comfortable application. Flex Heads securely lock...
      Made with precision and quality in mindBuilt to last
      $53.61
    • GearWrench® Spark Plug Socket
      (0 reviews)
      # 35982106
      Spark Plug Socket by GearWrench®.
      Made with precision and quality in mindBuilt to last
      $5.81 - $43.93
    • GearWrench® Spark Plug Tools
      (0 reviews)
      # 35982145
      Spark Plug Tools by GearWrench®.
      Made with precision and quality in mindBuilt to last
      $2.86 - $13.16
    • Grey Pneumatic® Spark Plug Socket
      (0 reviews)
      # 35982120
      Spark Plug Socket by Grey Pneumatic®.
      Made with precision and quality in mindBuilt to last
      $20.38 - $52.50
    • HeliCoil® Sav-A-Thread Spark Plug Repair Kit
      (0 reviews)
      # 22564871
      Sav-A-Thread Spark Plug Repair Kit by HeliCoil®, Thread Size - M14 x 1.25. This kit is specially designed to repair damaged taper seat spark plug port threads. No drilling is required and the positive mechanical locking feature on...
      Designed to repair taper seat spark plug port threadsCan also be used to repair gasketed spark plug configurations
      $26.11 - $191.97
    • HeliCoil® Spark Plug Thread Repair Inserts
      (0 reviews)
      # 22564874
      Spark Plug Thread Repair Inserts by HeliCoil®, 6 per package. Today damaged spark plug port threads can be easily restored to like-new condition with these spark plug thread repair inserts. Create a lasting repair in a cylinder...
      Designed to repair, protect, and strengthen spark plug port threadsRestores the cylinder head to useable condition
      $5.57 - $12.00
    • Lisle® Adjustable Spark Plug Boot Puller
      (0 reviews)
      # 35964196
      Adjustable Spark Plug Boot Puller by Lisle®. Plier jaws adjust to five different positions allowing easier access to spark plug boots. Specially shaped, cushioned jaws grip the boot straight on or from the side. Plastic handle...
      Made with precision and quality in mindBuilt to last
      $19.23
    • Lisle® Deep Hole Aluminum Head M14 x 1.25 Spark Plug Hole Repair
      (0 reviews)
      # 35964280
      Deep Hole Aluminum Head M14 x 1.25 Spark Plug Hole Repair by Lisle®. Replaces stripped spark plug threads on aluminum heads with 14mm spark plugs. Installs a new spark plug thread insert in original thread location. Set includes...
      Made with precision and quality in mindBuilt to last
      $80.42
    • Lisle® Ignition Spark Tester
      (0 reviews)
      # 21558207
      Ignition Spark Tester by Lisle®. A handy tool to check ignition spark without removing the spark plug. The tool is specially calibrated to measure ignition voltage. Works on both standard and electronic ignition systems. Easy to...
      Specialty tools innovatorDesigned to assist in completing big or small projects
      $6.57
    • Lisle® Inline Spark Tester
      (0 reviews)
      # 21558115
      Inline Spark Tester by Lisle®. Quickly diagnose problems with all ignition systems. Connect the tool between the spark plug and the plug wire. The tool is double-ended to offer a straight boot and a 90boot on one tool. With the...
      Specialty tools innovatorDesigned to assist in completing big or small projects
      $13.18
    • Lisle® Spark Plug Gapper
      (0 reviews)
      # 21558380
      Spark Plug Gapper by Lisle®. Take care of your vehicle and make the most stubborn job easier with this product by Lisle. It is designed to provide high quality, excellent performance, and long-lasting service life at an economical...
      Designed to help you get the job done quickly and easilyFor regular maintenance to major repairs
      $2.18 - $2.98
    • Lisle® Spark Tester
      (0 reviews)
      # 21558104
      Spark Tester by Lisle®. Tests Spark Plugs, Spark Plug Wires and Coils Without Puncturing the Wire. With the engine running, place the grooved end of the tool over the plug wire. The bulb will flash to indicate spark.
      Specialty tools innovatorDesigned to assist in completing big or small projects
      $8.68
    • Powerbuilt® 13/16" T-Handle Spring Guard Spark Plug Tool
      (0 reviews)
      # 41872497
      13/16" T-Handle Spring Guard Spark Plug Tool by Powerbuilt®.
      Made with precision and quality in mindDesigned to meet your specific needs
      $3.76
    • Powerbuilt® 14mm Spark Plug Rethread Repair Kit
      (0 reviews)
      # 41872502
      14mm Spark Plug Rethread Repair Kit by Powerbuilt®.
      Made with precision and quality in mindDesigned to meet your specific needs
      $9.87
    • Powerbuilt® Heavy Duty Spark Plug Tester
      (0 reviews)
      # 41872239
      Heavy Duty Spark Plug Tester by Powerbuilt®.
      Made with precision and quality in mindDesigned to meet your specific needs
      $7.03
    • Powerbuilt® High Energy (HEI) Spark Plug Gauge
      (0 reviews)
      # 41872251
      High Energy (HEI) Spark Plug Gauge by Powerbuilt®.
      Made with precision and quality in mindDesigned to meet your specific needs
      $1.75
    • Powerbuilt® Ignition Point File
      (0 reviews)
      # 41872255
      Ignition Point File by Powerbuilt®.
      Made with precision and quality in mindDesigned to meet your specific needs
      $1.17
    • Powerbuilt® Import Car Spark Plug Gap Gauge
      (0 reviews)
      # 41872258
      Import Car Spark Plug Gap Gauge by Powerbuilt®.
      Made with precision and quality in mindDesigned to meet your specific needs
      $2.10



    Guides & Articles
    Since their inception at the start of the 20th century, motor vehicles with gasoline burning engines have needed a precise way to deliver an electrical spark to each of the engine's cylinders. (Note that diesel engines do not rely on an electrical spark to ignite the fuel-air mixture.) For much of the past 100 years, the spark has been delivered by the ignition...
    The question of whether to buy parts from an automotive dealer vs. ones from aftermarket manufacturers is as age-old as the automobile itself. Below, we'll take a look at things worth considering to help you make a better choice if you're facing that same question. Automobile manufacturers and dealerships always advertise the fact that their parts are "genuine"...
    This article will guide you through a generic tune up on most any car or light duty gasoline-powered vehicle built within the last 20 years or so. We will presume that you are tuning up your engine because it has reached the mileage or time point to do so, and that you are NOT performing a tune up to cure an engine performance defect. We make this distinction...