2004 BMW 5-Series Performance Ignition Systems

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    • (0 reviews)
      # 803915932
      BMW 545i 2004, PlasmaCore™ Inconel Electrode Pulse Nickel Spark Plugs by Pulstar®. With Resistor. Inconel-electrode Pulse Plug. Designed specifically for most popular vehicles, PlasmaCore™ Inconel Electrode Pulse Plug provides...
      Increased horsepowerBetter torque
      $14.95 - $119.60
    • (1 review)
      # mpn1177915426
      BMW 525i / 530i / 545i 2004, Performance Nickel Spark Plug by Nitrode®. The Nitrode™ spark plugs are positioned to be the world's "greenest" most environmentally friendly spark plugs on the planet. Reducing fuel consumption and...
      The Nitrode™ is made with a proprietary ceramic exclusively used for this spark plugThis unique ceramic is over 10% harder than any ceramic known today
      $8.09
    • (0 reviews)
      # mpn4498087287
      BMW 525i / 530i / 545i 2004, Iridium Yttrium Performance Spark Plug by Brisk®. With Resistor. Iridium Yttrium Performance Spark Plug are the best solution for high performance and racing engines. Iridium Yttrium Spark Plugs provide many...
      Iridium is 6X harder & 8X stronger than platinumLong lasting OEM performance replacement
      $10.99
    • (0 reviews)
      # 1015791609
      BMW 525i / 530i / 545i 2004, Premium EVO Nickel Spark Plug by Brisk®. With Resistor. Unique Spark Plug Produced Patented Laser Technology Unique igniter auxiliary electrode at the tip of the insulator formed using the patented...
      Perfect ignition of fuel mixture in engine cylindersUnrestricted flame throughout combustion chamber
      $14.99
    • (0 reviews)
      # mpn4498087117
      BMW 525i / 530i / 545i 2004, Premium Racing LGS Spark Plug by Brisk®. With Resistor. Brisk Premium LGS spark plug has been developed after two-year cooperation with Lamborghini Morori Marini. Brisk Premium LGS spark plug utilizes...
      High-Potential Semi-Surface discharge equals more powerDischarge at the point of richest mixture in 360° perimeter
      $13.99
    • (0 reviews)
      # mpn4498087291
      BMW 525i / 530i / 545i 2004, Racing Spark Plug by Brisk®. With Resistor. Brisk Silver Racing Spark Plugs are the best solution for high performance and racing engines. Silver Spark Plugs provide many unique and beneficial...
      Silver is the best conductor of thermal heat & electricitySuperior ignition ability increases engine power
      $10.99
    • (0 reviews)
      # 803896768
      BMW 5-Series 2004, Copper Spark Plug by Autolite®. With Resistor. Optional. OE Style. These spark plugs by Autolite are specially designed and manufactured to ensure quick starts, dependable performance, and smooth acceleration. The...
      Copper-glass seal bonds insulator, terminal post center electrode together; assures full required voltage at spark gap; gas-tight seal (100% leak proof)Multi-rib insulator reduces danger of "flash-over"
      $1.64
    • (2 reviews)
      # mpn1818942
      BMW 525i / 530i / 545i 2004, STI Direct Ignition Coil by Karlyn STI®. The ignition coil is one of the most important part in the ignition system. Ignition Coil aimed to provide the needed high voltage and ignition energy for generating...
      Place directly on the spark plugHigh temperature resistant
      $26.45
    • (0 reviews)
      # mpn2870416485
      BMW 525i 2004 Prestolite ProConnect™ Coil-on-Plug Boots by Accel®. Designed utilizing the latest technology, this product by Accel features premium quality and will perform better than advertised. Perfect for your vehicle and...
      Direct-fit replacementHighly specialized silicone-magnetic steel cores and optimized windings
      $59.30
    • (0 reviews)
      # mpn4486063449
      BMW 525i / 545i 2004, Professional™ Double Platinum Spark Plug by ACDelco®. Designed for today’s most popular autos, as well as several marine applications, ACDelco’s Rapidfire® Platinum Spark Plugs fit engines using conventional...
      Ribless insulator that improves the plug-to-boot sealTapered center wire electrode with a platinum pad reduces the firing diameter and helps improve the firing efficiency by concentrating and directing energy needed to fire the plug with less voltage
      $7.21
    • (0 reviews)
      # 708018953
      BMW 5-Series 2004, Professional™ Rapidfire Platinum Spark Plug by ACDelco®. Designed for today’s most popular autos, as well as several marine applications, ACDelco’s Rapidfire® Platinum Spark Plugs fit engines using conventional...
      Ribless insulator that improves the plug-to-boot sealTapered center wire electrode with a platinum pad reduces the firing diameter and helps improve the firing efficiency by concentrating and directing energy needed to fire the plug with less voltage
      $4.16
    • (0 reviews)
      # 524045662
      BMW 5-Series 2004, Copper Plus Spark Plug by Champion®. As the leaders in precious metal technologies as well as F.I.S.S resistor technology and MLR™ technology, Champion spark plugs provide enhanced ignition and longer life.
      $1.58 - $2.18
    • (0 reviews)
      # mpn1395078581
      BMW 525i / 530i 2004, Double Platinum Spark Plug by Champion®. With platinum fine wire welded onto the nickel alloy center electrode and a platinum pad welded to the ground electrode, these products provide long-lasting service life and...
      Double Platinum Power - Premium Spark Plug. More Powerful Performance.Platinum center and ground electrode for greater wear resistance
      $4.66
    • (0 reviews)
      # 84232130
      BMW 5-Series 2004, Iridium Spark Plug by Champion®. As the leaders in precious metal technologies as well as F.I.S.S resistor technology and MLR™ technology, Champion spark plugs provide enhanced ignition and longer life.
      Champion Iridium - Maximum Performance. Premium Spark PlugIridium center electrode delivers maximum life
      $5.05 - $5.12
    • (0 reviews)
      # 524063874
      BMW 545i 2004, Platinum Power™ Spark Plug by Champion®. With a platinum tip welded to a nickel alloy center electrode, these spark plugs provide superior wear characteristics. Combining a thin-wire center electrode with a V-trimmed...
      Platinum center electrode reduces gap growth, lowering the voltage requirements, in turn reducing the chance of misfireThin center electrode and v-trimmed ground electrode enhance ignitability and reduce quenching
      $2.04 - $4.37
    • (0 reviews)
      # mpn1430519
      BMW 525i / 530i / 545i 2004, Double Platinum Spark Plug by Motorcraft®. 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...
      Direct OEM replacementRecommended by Ford Motor Company
      $5.01
    • (1 review)
      # mpn4253184331
      BMW 525i / 530i / 545i 2004, Ignition Coil by Bosch®. An ignition coil is located in a vehicle’s ignition system in order to convert a car battery’s low voltage to create an electric spark in the spark plugs and ignite the fuel. All...
      Meets or exceeds OEM specificationExcellent mechanical stability and corrosion protection
      $19.88
    • (0 reviews)
      # mpn4253169855
      BMW 525i / 530i / 545i 2004, Direct Ignition Coil by Beck Arnley®. Designed utilizing the latest technology, this product by Beck Arnley features premium quality and will perform better than advertised. Perfect for your vehicle and...
      Provides excellent starting connectionEngineered from premium materials
      $28.96
    • (0 reviews)
      # mpn4255132746
      BMW 525i / 530i / 545i 2004, Ignition Coil by Delphi®. Delphi OE technology ignition products are validated to match the vehicles system. OE quality replacement parts for the right fit, form and function. Designed utilizing the latest...
      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
      $26.96
    • (0 reviews)
      # mpn4254427754
      BMW 525i / 530i / 545i with Electronic Ignition with 14 Volt System 2004, Ignition Coil by Spectra Premium®. Spectra Premium ignition coils are designed and produced under a strict TS16949 quality control process. At CARiD you can get...
      All ignition coils are durability tested at 100 cycles of thermal shock (-50 to 300° F), to ensure reliability from extreme vibration24 hours salt spray test ensures sensors provide high corrosion resistance
      $19.22
    • (0 reviews)
      # mpn4252247073
      BMW 525i / 530i / 545i with 12 Volt System 2004, Intermotor™ Ignition Coil by Standard®. Designed utilizing the latest technology, this product by Standard features premium quality and will perform better than advertised. Perfect for...
      Standard Coil-on-Plug assemblies are manufactured from the finest components for optimum performance and a long service life under all operating conditionsNeodymium in the core creates the strongest magnetic field and produces max high voltage output at all speeds
      $22.36
    • (0 reviews)
      # mpn4480782808
      BMW 525i / 530i / 545i 2004, Professional™ Direct Ignition Coil Boot by ACDelco®. Designed utilizing the latest technology, this product by ACDelco features premium quality and will perform better than advertised. Perfect for your...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $4.82
    • (0 reviews)
      # mpn4498215415
      BMW 525i / 530i / 545i 2004, Direct Ignition Coil by Bosch®. An ignition coil is located in a vehicle’s ignition system in order to convert a car battery’s low voltage to create an electric spark in the spark plugs and ignite the...
      Meets or exceeds OEM specificationExcellent mechanical stability and corrosion protection
      $32.87
    • (0 reviews)
      # mpn4486063403
      BMW 525i / 530i / 545i 2004, OE Specialty Platinum Spark Plug by Bosch®. Bosch Silver Spark Plugs are engineered for older European performance cars, as well as some motorcycle applications. These types of vehicle engines operate at...
      Laser welded Platinum inlay ground electrode provides 3X longer service lifeFine wire Platinum firing pin for better ignitability
      $5.91
    • (0 reviews)
      # mpn4254337159
      BMW 525i / 530i / 545i with 12 Volt System 2004, Direct Ignition Coil by Denso®. 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,...
      OE quality parts from top original equipment and aftermarket manufacturerThe finest quality at a great price
      $23.98
    • (0 reviews)
      # mpn4075461373
      BMW 525i / 530i / 545i 2004, Iridium Power™ Spark Plug by Denso®. Iridium Ultimate Endurance and Power - Performance Upgrade with World's Smallest Center Electrode (0.4mm Iridium and 0.7mm Platinum Twin-Tip Technology) & Tapered Tip...
      0.4 mm iridium center electrode, the slimmest in the industryPatented self-cleaning insulator/electrode design
      $5.16
    • (0 reviews)
      # mpn4075458725
      BMW 525i / 530i / 545i 2004, Iridium TT™ Spark Plug by Denso®. Ultimate Endurance and Power. 0.4mm Iridium and 0.7mm Platinum Twin-Tip Technology. Is your vehicle hard to start? Does it miss under load and idle rough? Is your gas...
      Designed to replace your factory spark plugsManufactured to stringent quality standards
      $5.74
    • (0 reviews)
      # mpn4075482703
      BMW 525i / 530i / 545i 2004, Original U-Groove Nickel Spark Plug by Denso®. OE Recommended Resistor Plug. Denso's patented U-Groove spark plug enables complete combustion by allowing the spark to fill the gap created by the U shape. The...
      100 percent pre-fired to ensure reliable operationCopper core center electrode for superior thermal conductivity
      $3.24
    • (0 reviews)
      # mpn4075460784
      BMW 525i / 530i / 545i 2004, Platinum TT™ Spark Plug by Denso®. Platinum TT - Twin-Tip Technology Design with Platinum Center Electrode and Titanium Enhanced Ground Strap. The Platinum TT™ concept originated from Denso's latest...
      1.1 mm platinum center electrodeTitanium-enhanced alloy ground electrode
      $2.49
    • (0 reviews)
      # mpn4515246066
      BMW 545i 2004, Spark Plug Hole Tube by Febi®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Manufactured from...
      24 Months/24,000 Miles WarrantyThe finest quality at a great price
      $11.55
    • (0 reviews)
      # mpn4517138388
      BMW 545i 2004, Spark Plug Tube by Genuine®. If your engine ignition parts is in need of repair, don’t compromise the performance and safety of your car with suspect, off-brand replacement parts from the local auto parts chain store....
      Designed to restore your vehicle’s engine cooling systemGenuine OE replacement parts from the OE manufacturer
      $32.30
    • (0 reviews)
      # mpn4522922374
      BMW 545i 2004, Spark Plug Tube by Meistersatz®. With an exact fit for every import application, Meistersatz offers OE-quality product with every single part required to get the job done right.
      Very quality standards similar to Original EquipmentMeistersatz have the ISO 9001: 2008 Certification that endorses Meistersatz processes and quality control controls
      $8.96
    • (0 reviews)
      # mpn3739588894
      BMW 525i / 530i / 545i 2004, G-Power™ Platinum Spark Plug by NGK®. Platinum spark plugs by NGK are designed to improve fuel efficiency, lower emissions, and provide quicker starts while remaining durable under high heat. With 0.6 mm...
      Designed for faster starts and quicker accelerationBetter fuel economy and lower emissions compared to a traditional plug
      $2.45
    • (1 review)
      # mpn1730050
      BMW 525i / 530i / 545i 2004, Iridium IX™ Spark Plug by NGK®. Designed for performance enthusiasts who want extreme ignitability, improved throttle response and superior anti-fouling, these spark plugs are a great option for modified...
      Designed for outstanding acceleration, high fuel efficiency, and durabilityEnsure a consistently stable spark
      $5.92
    • (0 reviews)
      # mpn1747636
      BMW 525i / 530i / 545i 2004, Laser Platinum™ Spark Plug by NGK®. Manufactured with a platinum disc welded to the backside of the ground electrode and laser welded platinum center electrode tip, these spark plugs ensure minimal wear on...
      Provide faster starts and quicker acceleration than a traditional plugEnsure better fuel economy and lower emissions compared to an original plug
      $6.22
    • (0 reviews)
      # mpn1747679
      BMW 525i / 530i / 545i 2004, Nickel Spark Plug by NGK®. These products by NGK are the plugs of choice in millions of vehicles designed to provide consistent performance while ensuring OE quality, fit, and function. They are manufactured...
      Designed for consistent performanceMeet OE quality, fit, and function
      $4.52
    • (0 reviews)
      # mpn1730057
      BMW 525i / 530i / 545i 2004, V-Power™ Nickel Spark Plug by NGK®. NGK spark plugs offer higher performance compared to standard plugs. NGK spark plugs feature a V-groove center electrode and concave ground electrode that lowers...
      Lower ignition system voltage requirementsGreater ignitability and performance over conventional spark plugs
      $1.57
    • (0 reviews)
      # 803930439
      BMW 525i / 530i / 545i 2004, Iridium Spark Plugs by MSD®. Designed utilizing the latest technology, this product by MSD features premium quality and will perform better than advertised. Perfect for your vehicle and lifestyle, it is...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $6.44 - $6.50
    • (0 reviews)
      # 1027866271
      BMW 5-Series 2004, Direct Ignition Coil by Genuine®. If your engine ignition parts is in need of repair, don’t compromise the performance and safety of your car with suspect, off-brand replacement parts from the local auto parts chain...
      Designed to restore your vehicle’s engine cooling systemGenuine OE replacement parts from the OE manufacturer
      $45.43 - $58.68
    • (0 reviews)
      # mpn4517151206
      BMW 525i / 530i / 545i 2004, Ignition Coil by NGK®. At CARiD you can get this superior replacement product and take advantage of its impeccable design. Carefully engineered to OE specifications, it exactly replicates the factory part in...
      Designed to meet OE standardsMade from superior materials
      $30.92
    • (0 reviews)
      # mpn4476737925
      BMW 545i 2004, Spark Plug Tube by Febi®. 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 and gas...
      OE quality parts from top original equipment and aftermarket manufacturersThe finest quality at a great price
      $15.46
    • (0 reviews)
      # mpn4462457071
      BMW 545i with Eldor Ignition 2004, Ignition Coil by Original Equipment®. 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 manufacturersThe finest quality at a great price
      $47.28


    Guides & Articles

    Useful articles fast to read and guides easy to understand written by mechanics and car enthusiasts to turn your shopping experience with CARiD into a pleasure

    • Performance Ignition Systems
      November 26, 2014
      The Benefits of a Performance Ignition Distributor
      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...
      by Timothy Zahl
    • Performance Engine Parts
      July 03, 2014
      Performing a Basic Engine Tune Up
      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...
      by Timothy Zahl
    • Ignition Parts
      June 28, 2014
      Understanding The Different Types Of Spark Plugs
      Since the dawn of the automobile, spark plugs have been an integral part of gasoline engines because they conduct the electrical energy from a vehicle’s ignition...
      by Timothy Zahl

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