1999 Infiniti Q45 Ignition Parts

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    • (0 reviews)
      # mpn4254468554
      Infiniti Q45 with Electronic Ignition 1999, Ignition Coil by Spectra Premium®. Spectra Premium ignition coils are designed and produced under a strict TS16949 quality control process. In our online store you can get this superior...
      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
      $46.08
    • (0 reviews)
      # mpn4075472124
      Infiniti Q45 1999, Double Platinum Spark Plug by Denso®. OE Recommended Double Platinum Plug - Extra Long Life Double Platinum Plug with Platinum Ground Strap. Denso Double Platinum plug features platinum on both the center and ground...
      Platinum center electrodePlatinum ground electrode
      $5.58
    • (0 reviews)
      # mpn4493820996
      Infiniti Q45 1999, 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 technology,...
      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
      $61.96
    • (2 reviews)
      # mpn1730043
      Infiniti Q45 1999, 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 engines and...
      Designed for outstanding acceleration, high fuel efficiency, and durabilityEnsure a consistently stable spark
      $6.05
    • (0 reviews)
      # mpn4075462849
      Infiniti Q45 1999, 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 Patented...
      0.4 mm iridium center electrode, the slimmest in the industryPatented self-cleaning insulator/electrode design
      $5.49
    • (0 reviews)
      # mpn1404091
      Infiniti Q45 1999, Finewire 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 you...
      Direct OEM replacementRecommended by Ford Motor Company
      $3.49
    • (0 reviews)
      # mpn4253277511
      Infiniti Q45 1999, 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 lifestyle, it...
      Provides excellent starting connectionEngineered from premium materials
      $66.99
    • (0 reviews)
      # mpn1730056
      Infiniti Q45 1999, 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 ignition voltage...
      Lower ignition system voltage requirementsGreater ignitability and performance over conventional spark plugs
      $1.60
    • (0 reviews)
      # mpn4075467410
      Infiniti Q45 1999, Iridium Spark Plug by Denso®. Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap. Denso's patented Iridium alloy is more durable than even Platinum, allowing the center electrode...
      Fine-wire iridium center electrodePlatinum ground electrode
      $8.98
    • (0 reviews)
      # mpn3739588893
      Infiniti Q45 1999, 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 platinum...
      Designed for faster starts and quicker accelerationBetter fuel economy and lower emissions compared to a traditional plug
      $2.50
    • (0 reviews)
      # mpn4252410513
      Infiniti Q45 with 12 Volt System 1999, 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 your...
      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
      $42.16
    • (0 reviews)
      # mpn1730028
      Infiniti Q45 1999, Laser Platinum™ Spark Plug by NGK®. OE Equivalent Design. Manufactured with a platinum disc welded to the backside of the ground electrode and laser welded platinum center electrode tip, these spark plugs ensure...
      Provide faster starts and quicker acceleration than a traditional plugEnsure better fuel economy and lower emissions compared to an original plug
      $9.05
    • (0 reviews)
      # mpn1430519
      Infiniti Q45 1999, 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 you waste...
      Direct OEM replacementRecommended by Ford Motor Company
      $5.25
    • (0 reviews)
      # mpn1730068
      Infiniti Q45 1999, Laser Iridium™ Spark Plug by NGK®. Often specified as original equipment, NGK Laser Iridium spark plugs are the best combination of performance and longevity. Iridium tip is six (6) times harder than platinum...
      Designed for faster starts and quicker accelerationBetter fuel economy and lower emissions
      $9.05
    • (0 reviews)
      # mpn1730025
      Infiniti Q45 1999, 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 with a...
      Designed for consistent performanceMeet OE quality, fit, and function
      $1.60
    • (0 reviews)
      # mpn4075461920
      Infiniti Q45 1999, 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 mileage not...
      Designed to replace your factory spark plugsManufactured to stringent quality standards
      $6.53
    • (0 reviews)
      # mpn4075472116
      Infiniti Q45 1999, Original U-Groove Nickel Spark Plug by Denso®. OE Recommended Resistor Plug with Patented U-Groove Design. Denso's patented U-Groove spark plug enables complete combustion by allowing the spark to fill the gap created...
      100 percent pre-fired to ensure reliable operationCopper core center electrode for superior thermal conductivity
      $1.47
    • (0 reviews)
      # mpn4075462172
      Infiniti Q45 1999, 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 original...
      1.1 mm platinum center electrodeTitanium-enhanced alloy ground electrode
      $2.49
    • (0 reviews)
      # mpn4486063449
      Infiniti Q45 1999, Professional™ Double Platinum Spark Plug by ACDelco®. Premium aftermarket plugs, and a high quality replacement ideal for many vehicles on the road today. With a copper core and double platinum pads on the center...
      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
      $7.24
    • (0 reviews)
      # mpn4486063053
      Infiniti Q45 1999, 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
      $4.19
    • (0 reviews)
      # mpn4476749986
      Infiniti Q45 1999, 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.
      Copper Plus - Dependable Performance.Copper core center electrode allows for accurate control of heat range for longer life
      $1.56
    • (0 reviews)
      # mpn2326817
      Infiniti Q45 1999, Double Iridium Spark Plug by Champion®. Built using more than 30 years' experience in manufacturing iridium spark plugs, these Champion products offer maximum performance. With a fine-wire iridium center electrode and...
      Champion Iridium - Maximum Performance. Premium Spark PlugIridium center electrode delivers maximum life
      $5.74
    • (0 reviews)
      # mpn2326806
      Infiniti Q45 1999, 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
      $4.76
    • (0 reviews)
      # mpn2326785
      Infiniti Q45 1999, 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...
      Platinum Power- Premium Spark Plug. Powerful Performance.Platinum center electrode for long life
      $2.13
    • (0 reviews)
      # mpn4254357827
      Infiniti Q45 with 12 Volt System 1999, 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, but before...
      OE quality parts from top original equipment and aftermarket manufacturerThe finest quality at a great price
      $74.64
    • (0 reviews)
      # mpn4517152348
      Infiniti Q45 with Distributorless Ignition 1999, Ignition Coil by NGK®. AIn our online store you can get this superior replacement product and take advantage of its impeccable design. Carefully engineered to OE specifications, it...
      Designed to meet OE standardsMade from superior materials
      $74.85
    • (0 reviews)
      # mpn4255987672
      Infiniti Q45 Base 1999, Ignition Coil by Hitachi®. This ignition coil is constructed to deliver optimal voltage to the spark plug, for a strong spark and efficient combustion. Precise construction and gold plated connectors ensure...
      Manufactured and tested to original equipment performance specsEfficient spark energy delivery
      $42.65
    • (0 reviews)
      # mpn4513330008
      Infiniti Q45 1999, Ignition Coil by Aceon®. 1 piece. Color: Black. With hardware. Ignition coils produce the high voltage necessary to ignite the air/fuel mixture in the combustion chamber. When not replaced, vehicle could experience no...
      Designed to provide long-lasting service lifeMade utilizing state-of-the-art equipment
      $27.97
    • (0 reviews)
      # mpn4252409220
      Infiniti Q45 with Direct Ignition 1999, Intermotor™ Direct Ignition Coil Boot by Standard®. Designed utilizing the latest technology, this product by Standard features premium quality and will perform better than advertised. Perfect...
      Coil-on-Plug bootPart is installed directly between the coil and spark plug
      $7.24
    • (0 reviews)
      # mpn4254357715
      Infiniti Q45 with Ignition Coil Stamped # 19005218 1999, Direct Ignition Coil Boot Kit 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...
      OE quality parts from top original equipment and aftermarket manufacturerThe finest quality at a great price
      $44.81
    • (0 reviews)
      # mpn4253285502
      Infiniti Q45 with Multi Coil System 1999, Ignition Coil Boot 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...
      Silicone construction for superior protection and heat resistanceStainless steel conductor springs that protects against corrosion
      $8.40
    • (0 reviews)
      # mpn4495966877
      Infiniti Q45 1999, Ignition Coil Connector by Dorman®. Dorman offers a comprehensive line of Ignition Coil Connectors for a wide range of applications. All Dorman Ignition Coil Connectors are constructed of high-quality materials for...
      Vehicle try-on testing has been conducted on this part to ensure a trouble-free performanceEasy installationjust splice in the new socket to your existing wiring
      $12.97
    • (0 reviews)
      # mpn53649932
      Infiniti Q45 1999, Intermotor™ Ignition Knock Detonation Sensor by Standard®. Designed utilizing the latest technology, this product by Standard features premium quality and will perform better than advertised. Perfect for your...
      Standard knock sensors are designed to respond to knock frequencies up to 1000 Hz accommodating shifts in engine knock frequency making it a more flexible sensor responding to correct engine knock over a broad range of vehicle conditionsThe Piezoelectric disc, which is the heart of the sensor, is made out of sintered ferroelectric ceramic material and precision grounded to tight physical tolerance with screen printed silver electrodes on the faces of the disc to enhance the spurious responses to constant changing engine conditions
      $45.30
    • (0 reviews)
      # mpn1471241
      Infiniti Q45 1999, Tru-Tech™ Ignition Knock Detonation Sensor by Standard®. Designed utilizing the latest technology, this product by Standard features premium quality and will perform better than advertised. Perfect for your vehicle...
      All Standard® T-Series knock sensors are made from OE grade components for dependabilityMade from high-quality materials for ultimate durability
      $32.71
    • (0 reviews)
      # 577972710
      Infiniti Q45 1999, Professional™ Ignition Knock Detonation Sensor Connector by ACDelco®. Designed utilizing the latest technology, this product by ACDelco features premium quality and will perform better than advertised. Perfect for...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $6.43 - $12.33
    • (0 reviews)
      # mpn2667573716
      Infiniti Q45 1999, Ignition Knock Detonation Sensor by Bosch®. A knock sensor is vital for detecting engine pinging. Optimize your engine performance and prevent other engine components from damage by simply replacing your faulty knock...
      High Precision Even under Extreme ConditionsImproved efficiency and prolonged engine life
      $76.84
    • (0 reviews)
      # mpn353888
      Infiniti Q45 1999, Ignition Knock Detonation Sensor 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...
      Used to detect engine knocking and to retard the ignition correspondingly in order to prevent engine damageSensor mounted near the cylinder bores in the cylinder block
      $66.94
    • (0 reviews)
      # mpn4495966242
      Infiniti Q45 1999, Ignition Knock Detonation Sensor Connector by Dorman®. Dorman offers a comprehensive line of Ignition Knock Sensor Connectors for a wide range of applications. All the connectors are constructed of high-quality...
      Direct replacement for a proper fitNecessary replacement item for passing state inspection
      $46.95
    • (0 reviews)
      # mpn1016907
      Infiniti Q45 1999, Ignition Knock Detonation Sensor by Hitachi®. This sensor will accurately detect an engine knock or ping and transmit signals to the ECU to protect your engine from damaging detonation. Manufactured using the latest...
      Meets or exceeds OE specificationsDesigned for reliable and lasting operation
      $44.71
    • (0 reviews)
      # mpn4495939594
      Infiniti Q45 1999, Knock Sensor by Original Engine Management®. OEM offers the highest quality parts available. With vehicle systems becoming more and more complex, electronic components and sensors must be manufactured to precise...
      Made to deliver trouble-free operation for years aheadManufactured with cutting-edge technology
      $42.49
    • (0 reviews)
      # mpn592261342
      Infiniti Q45 1999, Intermotor™ Ignition Starter Switch by Standard®. Genuine Intermotor Quality. Designed utilizing the latest technology, this product by Standard features premium quality and will perform better than advertised....
      Standard complete line of ignition switches are constructed with the finest materials to ensure proper fit and function every timeStandard switches are designed using copper alloy conductors to ensure superior electrical conductivity with low resistive losses
      $25.32
    • (0 reviews)
      # mpn450428
      Infiniti Q45 1999, Ignition Starter Switch 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 lifestyle,...
      OE quality products from top original equipmentTop quality materials
      $16.58
    • (0 reviews)
      # mpn4495966897
      Infiniti Q45 1999, Ignition Lock Key by Dorman®. Ignition Lock Keys have a transponder chip embedded in the head of the key that allows for radio transmission between the key and vehicle. New keys with the transponder chip will be cut...
      All keys are shipped precut from the manufacturerNo additional programming fees required
      $49.98
    • (1 review)
      # mpn2272822714
      Infiniti Q45 1999, Super Plus™ Nickel 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...
      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
      $2.81
    • (0 reviews)
      # 803888850
      Infiniti Q45 1999, PlasmaCore™ Inconel Electrode Pulse Nickel Spark Plugs by Pulstar®. With Resistor. Inconel-electrode Pulse Plugs. Designed specifically for most popular vehicles, PlasmaCore™ Inconel Electrode Pulse Plug provides...
      Increased horsepowerBetter torque
      $14.95 - $119.60
    • (0 reviews)
      # mpn2272646
      Infiniti Q45 1999, U-Groove™ Copper Spark Plugs by Accel®. With Resistor. Designed utilizing the latest technology, this product by Accel features premium quality and will perform better than advertised. Perfect for your vehicle and...
      Resistor. Blister PackU-Groove Ground Electrode
      $17.70
    • (1 review)
      # mpn1177915426
      Infiniti Q45 1999, 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 emissions while...
      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)
      # mpn2870417003
      Infiniti Q45 1999 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
      $81.26
    • (0 reviews)
      # mpn4511855744
      Infiniti Q45 1999, Iridium Spark Plugs by Autolite®. With Resistor. OE Style. These spark plugs are one of the brand's most technologically advanced spark plugs ever. With an iridium-enhanced 0.6 mm finewire design and proprietary...
      Iridium-enhanced center electrodePatented, platinum sidewire technology
      $6.79
    • (0 reviews)
      # 959952756
      Infiniti Q45 1999, Platinum Spark Plugs by Autolite®. With Resistor. Provides a center wire platinum firing tip. Benefits include: reduced gap erosion, fewer misfires, better performance and more durability. Guaranteed for 4 years.
      High nickel alloy side electrode maintains precise gapFull platinum tip assures virtually no gap erosion
      $3.11 - $5.53
    • (0 reviews)
      # mpn4498087116
      Infiniti Q45 1999, Iridium Yttrium Performance Spark Plug by Brisk®. Iridium Yttrium Performance Spark Plug are the best solution for high performance and racing engines. Iridium Yttrium Spark Plugs provide many unique and beneficial...
      Iridium is 6X harder & 8X stronger than platinumLong lasting OEM performance replacement
      $9.91
    • (0 reviews)
      # mpn4498086866
      Infiniti Q45 1999, Premium EVO Nickel Spark Plug by Brisk®. Unique Spark Plug Produced Patented Laser Technology Unique igniter auxiliary electrode at the tip of the insulator formed using the patented technology of laser deposition....
      Perfect ignition of fuel mixture in engine cylindersUnrestricted flame throughout combustion chamber
      $13.50
    • (1 review)
      # mpn4498086868
      Infiniti Q45 1999, Premium Racing LGS Spark Plug by Brisk®. Brisk Premium LGS spark plug has been developed after two-year cooperation with Lamborghini Morori Marini. Brisk Premium LGS spark plug utilizes extremely long glide-spark and...
      High-Potential Semi-Surface discharge equals more powerDischarge at the point of richest mixture in 360° perimeter
      $12.60
    • (1 review)
      # mpn4498087302
      Infiniti Q45 1999, Racing Spark Plug by Brisk®. Brisk Silver Racing Spark Plugs are the best solution for high performance and racing engines. Silver Spark Plugs provide many unique and beneficial characteristics, Silver is taking...
      Silver is the best conductor of thermal heat & electricitySuperior ignition ability increases engine power
      $9.91
    • (0 reviews)
      # 1066671505
      Universal Ground Strap by AllStar Performance®. The number one problem with electrical systems is often related to poor ground connections. Perfect for various 6 or 12 volt grounding applications. Flexible, braided copper 12 gauge...
      Precise manufacturing and high-grade materialsExceptional performance at a competitive price
      $7.59 - $8.69
    • (0 reviews)
      # mpn1890157043
      Infiniti Q45 1999, Ignition Coil-on Plug Boot by NGK®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your needs and...
      Expertly crafted from premium materialsDesigned to match rigorous quality standards
      $6.16
    • (0 reviews)
      # mpn4480782929
      Infiniti Q45 with Single Package 1999, 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...
      Weather tight boot seal for protection against moisture intrusionStainless steel internal spring with resistor to the spark plug
      $7.79


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