1999 Toyota 4Runner Ignition Systems

    • Bosch®OE Fine Wire Spark Plug
      $5.83from $4.66
      (0)
      Toyota 4Runner 1999, 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
      # 24017071
    • Bosch®Platinum+2 Spark Plug
      $8.49$6.79
      (0)
      Toyota 4Runner 1999, Platinum Series Spark Plug by Bosch®. Replace your worn spark plugs with Platinum+2 which combines the advantages of platinum, multiple electrodes, and surface air gap technology to deliver a longer, more...
      Revolutionary firing technology delivers a longer, more powerful spark for optimum engine performanceTwo yttrium-enhanced ground electrodes
      # 24017068
    • Bosch®Super Plus Spark Plug
      $3.90$3.12
      (0)
      Toyota 4Runner 1999, Super Plus Spark Plug by Bosch®. Bosch Super Plus delivers outstanding durability and reliability you want for your vehicle. Its tapered, v-profile ground electrode makes for better starting in cold weather and...
      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
      # 24017076
    • E3®Spark Plug
      $7.44$5.95
      (0)
      Toyota 4Runner 1999, 0.750" Spark Plug by E3®. With Gasket Seat. Thread Size: 14 mm. Hex Size: 5/8". For a more efficient and complete burn, go with the super sturdy plugs by E3. The advanced DiamondFire plug features a...
      Advanced DiamondFire electrode designProduces a faster burn
      # 12195196
    • Pulstar®PlasmaCore Series Inconel Electrode Pulse Plug
      $18.69from $14.95
      (0)
      Toyota 4Runner 1999, 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
      # 21717725
    • Karlyn STI®Spark Plug Wire Set
      $40.33$32.26
      (0)
      Toyota 4Runner 2.7L 1999, Spark Plug Wire Set by Karlyn STI®. For Straight Distributor Ends. STI. The purpose of good wire insulation is to protect the cable from voltage leaks. The single most important factor for rating...
      # 39118074
    • Karlyn STI®Direct Ignition Coil
      $56.59$45.27
      (0)
      Toyota 4Runner 2.7L 1999, Direct Ignition Coil by Karlyn STI®. STI. 4 Required per Vehicle. The ignition coil is one of the most important part in the ignition system. Ignition Coil aimed to provide the needed high voltage and...
      # 39118073
    • Standard®Tru-Tech™ Ignition Knock Sensor
      $156.16$124.93
      (0)
      Toyota 4Runner 3.4L 1999, Tru-Tech™ Ignition Knock Sensor by Standard®, Use 1 per Car. Type Connection: Screw-in, Male, Female. Matsushita. Is your vehicle hard to start? Does it miss under load and idle rough? Is your gas...
      OE quality parts from top original equipment and aftermarket manufacturersFast shipping; 1-2 day delivery time regardless of where you’re located
      # 23793755
    • Beck Arnley®Ignition Starter Switch
      $51.30$41.04
      (0)
      Toyota 4Runner 1999, 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 vehicles...
      OE quality products from top original equipmentTop quality materials
      # 36220427
    • Genuine®Knock Sensor
      $280.64from $224.51
      (0)
      Toyota 4Runner 1999, Knock Sensor by Genuine®. 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 time...
      # 8910532
    • Beck Arnley®Spark Plug Wire Set
      $40.53from $32.42
      (0)
      Toyota 4Runner 1999, Spark Plug Wire Set by Beck Arnley®, 0.195" Diameter. Wire Color Black. Conductor Type: Mag Core 500 Ohm/Ft. Jacket Material: Blended EPS. For one hundred years, Beck/Arnley has been providing premium OE...
      OE quality products from top original equipmentTop quality materials
      # 36254374
    • Bosch®Spark Plug Wire Set
      $37.13from $29.70
      (0)
      Toyota 4Runner 1999, 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, more...
      Opti-layer Mag technology for superior lifetime performanceReduces the chance for misfire and eliminates radio static
      # 23967990
    • Denso®Primary Ignition Wire
      $33.24from $26.59
      (0)
      Toyota 4Runner 1999, Primary Ignition Wire by Denso®. 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 from -40° to 428° F and pass...
      Carbon impregnated fiberglass core for superior support conductivityFiberglass braid for maximum strength
      # 21061983
    • Prenco®Ign. Wire/Coil Boot Set
      $92.60$74.08
      (0)
      Toyota 4Runner 3.4L 1999, Ign. Wire/Coil Boot Set by Prenco®. Note: This is a 3 wire set - 3 wires is correct for this application (one side is dirrect coil connection). Is your vehicle hard to start? Does it miss under load and...
      # 7934061
    • Genuine®Ignition Wire
      $43.66$34.93
      (0)
      Toyota 4Runner 3.4L 1999, Ignition Wire by Genuine®. Note: . 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...
      # 8777299
    • Genuine®Ignition Wire Set
      $110.85$88.68
      (0)
      Toyota 4Runner 2.7L 1999, Ignition Wire Set by Genuine®. 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...
      # 8777803
    • Seiwa®Ignition Wire Set
      $84.41$67.53
      (0)
      Toyota 4Runner 2.7L 1999, Ignition Wire Set by Seiwa®. 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...
      # 8950292
    • Denso®Spark Plug
      $3.18from $2.54
      (0)
      Toyota 4Runner 1999, 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
      # 21061995
    • Motorcraft®Finewire Platinum Spark Plug
      $7.68$6.14
      (0)
      Toyota 4Runner 1999, Finewire Platinum Spark Plug by Motorcraft®, 1 Piece. If you need to replace your worn-out spark plugs, Motorcraft is the way to go. Engineered specifically for your vehicle, their high melting point provides...
      Direct OEM replacementRecommended by Ford Motor Company
      # 24450524
    • NGK®Spark Plug
      $3.48from $2.78
      (0)
      Toyota 4Runner 1999, 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
      # 22276266
    • Champion®Spark Plug
      $3.35from $2.68
      (0)
      Toyota 4Runner 1999, Spark Plug by Champion®. 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 are made of...
      Designed to provide dependable and long-lasting performanceManufactured using the latest processes and equipment
      # 22274089
    • Autolite®Spark Plug
      $3.98from $3.18
      (0)
      Toyota 4Runner 1999, Spark Plug by Autolite®, 1 Piece. These spark plugs by Autolite are specially designed and manufactured to ensure quick starts, dependable performance, and smooth acceleration. The products are made of premium...
      Designed for good conductivity and a strong spark for efficient combustionImprove engine power and fuel economy
      # 22439301
    • Fel-Pro®Valve Cover Spark Plug Tube Seal Set
      $25.49$20.39
      (0)
      Toyota 4Runner 2.7L 1999, Valve Cover Spark Plug Tube Seal Set by Fel-Pro®. If you are looking for quality sealing solutions, Fel-Pro offers you various replacement products from seals and bolts to O-Rings and dowel pins....
      Direct OEM replacement for a proper fitEnsure reliable sealing performance
      # 19084768
    • Victor Reinz®Spark Plug Tube Seal
      $3.68$2.94
      (0)
      Toyota 4Runner 2.7L 1999, Spark Plug Tube Seal by Victor Reinz®, Use 4 per Car. OEM Standard. Material: Victo-Tech. When you’re low on oil, coolant or some other fluid, you may be tempted to just run down to the local auto parts...
      # 24050669
    • Denso®Direct Ignition Coil
      $75.65$60.52
      (0)
      Toyota 4Runner 1999, Direct Ignition Coil - Coil on Plug by Denso®. A leader in direct ignition technology, Denso developed the auto industry's first compact stick-type ignition coil. The space-saving design, since adopted by many...
      Improved coil efficiency reduces the need to generate high voltageDriving circuit is integrated into top of coil
      # 21061979
    • Delphi®Ignition Coil
      $63.61from $50.89
      (0)
      Toyota 4Runner 1999, Ignition Coil by Delphi®. Help ensure fast starts, consistent engine performance and optimized fuel efficiency with Delphi ignition coils. Delphi makes more than 10 million ignition coils for North America each...
      Designed and endurance tested to resist the common stresses that cause failureEfficient coil design that ensures the power in the coil has a streamlined path to the spark plug
      # 24591388
    • Standard®Tru-Tech™ Ignition Coil
      $40.03from $32.02
      (0)
      Toyota 4Runner 1999, Tru-Tech™ Ignition Coil by Standard®. 12 Volt. 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...
      OE quality parts from top original equipment and aftermarket manufacturersFast shipping; 1-2 day delivery time regardless of where you’re located
      # 23861355
    • Beck Arnley®Coil Boot
      $38.55$30.84
      (0)
      Toyota 4Runner 3.4L 1999, Coil Boot by Beck Arnley®. Multi Coil System. 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
      # 36220333
    • Beck Arnley®Direct Ignition Coil
      $59.48$47.58
      (0)
      Toyota 4Runner 3.4L 1999, Direct Ignition Coil 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
      # 36220334
    • Beck Arnley®Spark Plug Wire and Coil Boot Set
      $111.81$89.45
      (0)
      Toyota 4Runner 3.4L 1999, Spark Plug Wire and Coil Boot Set 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...
      OE quality products from top original equipmentTop quality materials
      # 36220347
    • Beck Arnley®Ignition Coil
      $55.70$44.56
      (0)
      Toyota 4Runner 2.7L 1999, Ignition Coil 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 in...
      OE quality products from top original equipmentTop quality materials
      # 36221050
    • Richporter®Central Ignition Coil
      $71.91$57.53
      (0)
      Toyota 4Runner 2.7L 1999, Central Ignition Coil by Richporter®. Note: Outside distributor. For cylinders 1 & 4. 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...
      # 7836418
    • Prenco®Central Ignition Coil
      $100.49$80.39
      (0)
      Toyota 4Runner 2.7L 1999, Central Ignition Coil by Prenco®. For cylinders 2 & 3. Note: Outside distributor. For cylinders 2 & 3. Is your vehicle hard to start? Does it miss under load and idle rough? Is your gas mileage not what it...
      # 7932466
    • Prenco®Direct Ign. Coil Boot
      $52.50$42.00
      (0)
      Toyota 4Runner 3.4L 1999, Direct Ign. Coil Boot by Prenco®. For coil on plug. This part is not available from the dealer except as part of the ignition coil assembly. For coil on plug type applications only. Req. 3 If you require,...
      # 7933428
    • Prenco®Direct Ignition Coil
      $103.91$83.13
      (0)
      Toyota 4Runner 3.4L 1999, Direct 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...
      # 7933455
    • Genuine®Central Ignition Coil
      $148.18$118.54
      (0)
      Toyota 4Runner 2.7L 1999, Central Ignition Coil by Genuine®. For cylinders 1 & 4. Note: Outside distributor. For cylinders 1 & 4. Is your vehicle hard to start? Does it miss under load and idle rough? Is your gas mileage not what...
      # 8798819
    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...