1999 Pontiac Firebird Spark Plugs

Essential 1999 Pontiac Firebird Spark Plugs

Autolite – Copper Spark Plug: Delivers Quick Starts, Good Fuel Economy, Smooth Acceleration (Part No.26)

Copper Spark Plug: Delivers Quick Starts, Good Fuel Economy, Smooth Acceleration

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$3.49
Autolite has over 100 years of engineering experience and has sold over 11 billion plugs. Guaranteed to deliver quick starts, good fuel economy and smooth acceleration, Autolite Copper Core spark plugs are designed to meet or exceed OES design requirements. Consider upgrading to Autolite Platinum, Double Platinum or Iridium XP plugs for improved engine performance. Copper core plugs are the industry standard.

Product Features:
  • 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”
  • One-piece terminal post adds strength
  • Resistor reduces radio frequency interference (RFI) and electrode erosion
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Autolite – Double Platinum Spark Plug: Platinum Firing, Superior Durability, Longer Life (Part No.APP65)

Double Platinum Spark Plug: Platinum Firing, Superior Durability, Longer Life

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$6.49
Autolite has over 100 years of engineering experience and has sold over 11 billion plugs. Designed and engineered in the USA, Autolite Double Platinum spark plugs feature platinum-to-platinum firing which virtually eliminates gap erosion, reduces misfires and increases durability of the plug. Consider upgrading to Autolite Iridium XP spark plugs for increased performance.

Product Features:
  • Works to optimize engine performance for a longer life and improved fuel economy
  • OE design
  • Full-platinum tips; platinum on both the center and side electrodes to promote reduced gap wear
  • Platinum ball welding process provides a consistent point of contact for enhanced adhesion
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NGK – OE Series V-Power Nickel Spark Plug: V-Groove Tip Design, XR4 (Part No.5858)

OE Series V-Power Nickel Spark Plug: V-Groove Tip Design, XR4

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$4.99
NGK V-Power spark plugs offer reliable performance and improved ignitability over standard nickel plugs. Engineered specifically for OE applications, the special V-cut nickel alloy center electrode and concave ground electrode of NGK’s V-Power spark plug increases ignitability providing quicker starts and smoother idle. NGK’s legendary high grade alumina silicate ceramic creates a stronger insulator for optimal dielectric performance. Trivalent metal plating ensures superior anti-corrosion and anti-seizing properties.

Product Features:
  • ACTUAL OE or EQUIVALENT DESIGN: OEM quality construction nickel alloy center electrode with V-groove provides consistent performance
  • RECOMMENDED USAGE: Best for vehicles with OE nickel alloy plugs, not recommended on vehicles with factory precious metal plugs
  • NGK’s OE CERAMIC TECHNOLOGY: High grade alumina silicate ceramic creates a stronger insulator for optimal dielectric performance
  • SOLID COPPER CORE: 98% pure copper core offers superior heat dissipation, conductivity and ultra wide heat ranges
  • COLD-ROLLED THREADS: Prevents cross-threading and damage to cylinder heads
  • TRIVALENT METAL PLATING: Delivers superior anti-corrosion and anti-seizing properties, ensuring ease of installation and removal
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Autolite – Double Platinum Spark Plug: Platinum Firing, Superior Durability, Longer Life (Part No.APP3924)

Double Platinum Spark Plug: Platinum Firing, Superior Durability, Longer Life

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$6.79
Autolite has over 100 years of engineering experience and has sold over 11 billion plugs. Designed and engineered in the USA, Autolite Double Platinum spark plugs feature platinum-to-platinum firing which virtually eliminates gap erosion, reduces misfires and increases durability of the plug. Consider upgrading to Autolite Iridium XP spark plugs for increased performance.

Product Features:
  • Works to optimize engine performance for a longer life and improved fuel economy
  • OE design
  • Full-platinum tips; platinum on both the center and side electrodes to promote reduced gap wear
  • Platinum ball welding process provides a consistent point of contact for enhanced adhesion
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ACDelco – Spark Plug (Part No.R43TSK)

Spark Plug

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$2.49
ACDelco is a global leader in automotive replacement parts and related services and offers quality aftermarket products for most makes and models, including General Motors, Ford, Chrysler, Toyota and Honda, plus many original equipment service replacement parts. ACDelco products can be found in more than 100 countries located on six of the seven continents and are sourced globally to meet the needs of the local markets, including “maintenance” parts commonly replaced during the lifetime of a vehicle (e.g., batteries, oil filters, air filters, wiper blades, shocks and brakes), as well as “repair” parts (e.g., alternators, radiators, chassis and heating/cooling components). ACDelco offers more than 80,000 parts across 37 product lines. ACDelco has over 100 years of experience in the automotive industry and is a brand of GM Customer Care and Aftersales, a division of General Motors. ACDelco employs a two- or three-tiered distribution model, utilizing a network of appointed wholesale distributors to service independent installers, ACDelco independent service centers, retail and fleet customers.

Product Features:
  • The kind of firepower you expect from ACDelco. The spark plug is what started it all for us, and with over 100 years of innovation behind each spark plug, you know they’re going to be great. From the old to the new and even the non-automotive, ACDelco has
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Champion – Copper Plus Spark Plug: Dependable Performance, OE Replacement, RS9YC (Part No.304)

Copper Plus Spark Plug: Dependable Performance, OE Replacement, RS9YC

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$3.99
The Champion Spark Plug Copper Plus Spark Plug RS9YC is a reliable and high-performing OE replacement spark plug. It features a copper core center electrode that provides accurate control of heat range, ensuring optimal performance and fuel efficiency. The spark plug is built to ISO and SAE standards, ensuring proven performance and durability. The center electrode tip material is made of nickel, while the resistor type is designed to reduce electromagnetic interference. The tapered seat type ensures a secure fit and easy installation. Overall, the Champion Spark Plug Copper Plus Spark Plug RS9YC is a dependable choice for those seeking a high-quality spark plug replacement that delivers consistent performance and fuel efficiency.
  • Copper core center electrode allows for accurate control of heat range for longer life
  • Built to ISO and SAE standards for proven performance
  • Built to ISO and SAE standards for proven performance
  • Dependable Performance: The Copper Plus Spark Plug is designed to provide reliable and consistent performance, ensuring that your vehicle runs smoothly and efficiently.
  • OE Replacement: This spark plug is an exact replacement for the original equipment (OE) part, ensuring a perfect fit and optimal performance.
  • Nickel Center Electrode Tip Material: The center electrode tip of this spark plug is made from nickel, which provides superior conductivity and durability compared to other materials.
  • Tapered Seat Type with Resistor: The tapered seat type of this spark plug ensures a secure fit in the engine block, while the built-in resistor helps reduce electromagnetic interference for improved performance.
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    Autolite – Racing Resistor Spark Plug: Enables Performance, Handles Intense Conditions (Part No.AR25)

    Racing Resistor Spark Plug: Enables Performance, Handles Intense Conditions

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    $4.79
    The ground electrode is cut-back from the center electrode to provide a gap, and its concave face ensures a constant gap to the center electrode. This design opens the spark face for better ignitability of the flame kernel and retains less heat, transferring it to the shell faster to reduce the risk of pre-ignition. Dyno testing has shown proven power gains, making it ideal for all aftermarket cylinder heads used in various racing venues, including oval and road racing. The cut-back ground electrode evolved from the practice of grinding back the side electrode, and it features a tapered seat type for optimal performance.

    Product Features:
    • Opens spark face for better ignitability of flame kernel
    • Retains less heat, transfers heat to shell faster – reduces risk of pre-ignition
    • Dyno testing has shown proven power gains
    • Cut-back ground electrode evolved from practice of grinding back the side electrode
    • Optimal Performance: Features a tapered seat type for optimal performance in various racing venues, including oval and road racing.
    • Durable Design: Engineered to handle intense conditions, making it suitable for all aftermarket cylinder heads used in competitive racing environments.
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    NGK – G-Power Spark Plug: Single Platinum Tip Design, TR55GP (Part No.3403)

    G-Power Spark Plug: Single Platinum Tip Design, TR55GP

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    $5.99
    NGK G-Power Platinum spark plugs are the best single platinum spark plugs at an economical price. G-Power plugs feature a fine wire platinum center electrode and a trapezoidal cut ground electrode that offers increased durability, improved fuel efficiency, lower emissions, faster starts and quicker acceleration over conventional nickel spark plugs. An excellent upgrade for vehicles which used nickel alloy spark plugs originally. For better performance consider upgrading to a NGK Iridium IX plug. For even greater performance consider upgrading to a NGK RUTHENIUM HX plug.

    Product Features:
    • SINGLE PLATINUM TIP: Fine wire 0.6 millimeter platinum tip center electrode ensures improved durability and a consistently stable spark
    • PLATINUM ALLOY: G-Power platinum provides exceptional value with increased performance and longer service intervals than factory nickel plugs
    • TRAPEZOIDAL CUT GROUND ELECTRODE: Reduces quenching design produces improved ignitability and performance
    • SOLID COPPER CORE: 98% pure copper core offers superior heat dissipation, conductivity and ultra wide heat ranges
    • COLD-ROLLED THREADS: Prevents cross-threading and damage to cylinder heads
    • RECOMMENDED USAGE: Lower cost alternative to double precious metal spark plugs or as an upgrade to OE nickel alloy spark plugs
    • Improved Fuel Efficiency: Designed to offer better fuel efficiency, the NGK G-Power Platinum spark plugs help you save on fuel costs.
    • Lower Emissions: These spark plugs contribute to lower emissions, making them an environmentally friendly choice.
    • Faster Starts and Quicker Acceleration: Experience faster starts and quicker acceleration with the advanced design of the NGK G-Power Platinum spark plugs.
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    Accel – U-Groove Resistor Blister-Pak: Spark Plug (Part No.8179)

    U-Groove Resistor Blister-Pak: Spark Plug

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    $48.49
    ACCEL HP Spark Plugs are made with a Copper core which is a better conductor than Platinum and Iridium. They deliver a stronger spark especially in high performance applications where high combustion pressures are present. Copper is much better at dissipating heat than other materials which lessens the chance of a misfire. ACCEL HP Spark Plugs are gapable allowing you to open the gap exposing a larger flame kernel or close it if needed for high boost applications. All ACCEL HP Spark Plugs have machine rolled threads allowing for a more precise thread engagement and torque retention.

    Product Features:
    • The Copper core is a better conductor than Iridium or Platinum plugs
    • Copper dissipates heat much better than other materials
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    • Unlike Iridium or Platinum plugs, the ACCEL HP plugs are gapable
    • Machine rolled threads for precise thread engagement
    • Stock heat range
    • Whether using on the street or on the strip, ACCEL HP Copper Core spark plugs deliver!
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    Autolite – Copper Spark Plug: Delivers Quick Starts, Good Fuel Economy, Smooth Acceleration (Part No.666)

    Copper Spark Plug: Delivers Quick Starts, Good Fuel Economy, Smooth Acceleration

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    $3.49
    With over 100 years of engineering expertise and more than 11 billion plugs sold, Autolite continues to set the standard in spark plug technology. Designed and engineered in the USA, these spark plugs feature a copper-glass seal that bonds the insulator, terminal post, and center electrode together, ensuring full required voltage at the spark gap with a 100% leak-proof, gas-tight seal. The multi-rib insulator reduces the risk of flash-over, while the one-piece terminal post adds strength and durability. Additionally, the built-in resistor minimizes radio frequency interference (RFI) and electrode erosion, making these plugs a reliable choice for any vehicle. The tapered seat type further enhances the plug’s performance, providing quick starts, good fuel economy, and smooth acceleration.

    Product Features:
    • 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”
    • One-piece terminal post adds strength
    • Resistor reduces radio frequency interference (RFI) and electrode erosion
    • Quick Starts and Smooth Acceleration: Designed to provide quick engine starts and smooth acceleration, enhancing overall driving performance.
    • Good Fuel Economy: Engineered to optimize fuel efficiency, helping you save on fuel costs.
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    Motorcraft – High-Performance Spark Plug: Enhances Fuel Efficiency (Part No.SP-501-X)

    High-Performance Spark Plug: Enhances Fuel Efficiency

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    $7.29
    This premium spark plug is engineered to optimize your engine’s performance, ensuring a smoother and more efficient combustion process. Designed with advanced materials and precision manufacturing, it significantly boosts fuel efficiency and reduces emissions. Ideal for both everyday driving and high-performance applications, the Motorcraft High-Performance Spark Plug offers reliable ignition and long-lasting durability, making it a smart choice for maintaining your vehicle’s peak performance.

    Product Features:
    • Optimizes Engine Performance: The Motorcraft High-Performance Spark Plug is engineered to enhance your engine’s performance, ensuring a smoother and more efficient combustion process.
    • Boosts Fuel Efficiency: Designed with advanced materials and precision manufacturing, this spark plug significantly improves fuel efficiency, helping you save on fuel costs.
    • Reduces Emissions: By promoting a more efficient combustion process, the Motorcraft High-Performance Spark Plug helps reduce harmful emissions, contributing to a cleaner environment.
    • Reliable Ignition: Ideal for both everyday driving and high-performance applications, this spark plug offers consistent and reliable ignition, ensuring your vehicle starts smoothly every time.
    • Long-Lasting Durability: Built to last, the Motorcraft High-Performance Spark Plug provides long-lasting durability, making it a smart investment for maintaining your vehicle’s peak performance.
    • Optimizes Engine Performance: The Motorcraft High-Performance Spark Plug is engineered to enhance your engine’s performance, ensuring a smoother and more efficient combustion process.
    • Boosts Fuel Efficiency: Designed with advanced materials and precision manufacturing, this spark plug significantly improves fuel efficiency, helping you save on fuel costs.
    • Reduces Emissions: By promoting a more efficient combustion process, the Motorcraft High-Performance Spark Plug helps reduce harmful emissions, contributing to a cleaner environment.
    • Reliable Ignition: Ideal for both everyday driving and high-performance applications, this spark plug offers consistent and reliable ignition, ensuring your vehicle starts smoothly every time.
    • Long-Lasting Durability: Built to last, the Motorcraft High-Performance Spark Plug provides long-lasting durability, making it a smart investment for maintaining your vehicle’s peak performance.
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    Champion – Double Platinum & Power Spark Plug Exceptional Perf OE Replacement RC10PYPB4 (Part No.7546)

    Double Platinum & Power Spark Plug Exceptional Perf OE Replacement RC10PYPB4

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    $9.49
    Champion® Double Platinum Power™ spark plugs deliver more powerful performance. Featuring exclusive Heat-Active™ alloy, platinum fine wire center electrode and platinum pad ground electrode provide maximum life and sharper spark focus.

    Product Features:
    • Double Platinum Power – Premium Spark Plug. More Powerful Performance.
    • Platinum center and ground electrode for greater wear resistance
    • Maintains stable operating temperature under all engine loads
    • Fine-wire center electrode for greater ignitability
    • V-trimmed ground electrode promotes sharper spark focus
    • Heat-Active™ alloy allows electrodes to reach optimal temperature
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    Motorcraft – Spark Plug (AGSP32FP) (Part No.SP-485)

    Spark Plug (AGSP32FP)

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    $4.79
    Motorcraft Spark Plugs are original equipment on Ford Motor Company vehicles engineered to meet strict Ford engineering standards to provide original equipment performance and reliability. Delivering performance, reliability and confidence, Motorcraft spa

    Product Features:
    • Motorcraft spark plugs are matched to specific engines to provide enhanced durability, eliminate misfires, reduce fuel consumption and optimize emissions.
    • Backed by Motorcraft’s Service Parts Warranty
    • Exact fit for Ford, Lincoln and Mercury vehicles
    • Resistant to oxidation and arc erosion.
    • Multi-rib insulator protects against misfire.
    • Service intervals of up to 100,000 miles.
    • Motorcraft Spark Plugs are designed with high quality materials to provide reliable performance for almost any application.
    • Motorcraft Spark Plugs are what was in the vehicle when it was manufactured
    • Motorcraft ignition components help prevent false check engine lights.
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    Accel – U-Groove Shorty Spark Plugs Maximize Power with Enhanced Ignitability (Part No.8198)

    U-Groove Shorty Spark Plugs Maximize Power with Enhanced Ignitability

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    $58.09
    ACCEL’s patented race proven spark plugs in a Shorty configuration. The overall length has been reduced 3/16 in to 3/8 in (depending on the specific spark plug) to gain critical air gap between the spark plug boot and the exhaust manifold or header tube. This helps eliminate burning the spark plug boot or dimpling the header tube. The shorter spark plug length also can make it easier to install an remove the spark plugs in certain applications where there is not a lot of room to fit a socket or move a wrench around. ACCEL Shorty Spark Plugs are made with a Copper core which is a better conductor than Platinum and Iridium. They deliver a stronger spark especially in high performance applications where high combustion pressures are present. Copper is much better at dissipating heat than other materials which lessens the chance of a misfire. ACCEL Shorty Spark Plugs are gapable allowing you to open the gap exposing a larger flame kernel or close it if needed for high boost applications. All ACCEL Shorty Spark Plugs have machine rolled threads allowing for a more precise thread engagement and torque retention.

    Product Features:
    • Shorty Spark Plugs For Tubular Exhaust Headers
    • Eliminates Dimpling Headers For Added Clearance
    • Improves Spark Plug Access To Fit Socket Or Wrench
    • Shorter Overall Plug Length Vs. OE Style Plug
    • Copper Core Center Electrode
    • Projected Tip
    • Helps Eliminate Burned Spark Plug Boots
    • Shorty Header Spark Plug
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    GM Genuine Parts – Spark Plug Wire Heat Shield (Part No.8006)

    Spark Plug Wire Heat Shield

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    $8.49
    ACDelco GM Original Equipment Spark Plug Heat Shields help protect the spark plug insulator and plug wire boot from the heat of the exhaust manifold, and are GM-recommended replacements for your vehicle’s original components. These original equipment heat shields have been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

    Product Features:
    • Helps protect spark plug boot from cracking and deteriorating from heat
    • GM-recommended replacement part for your GM vehicle’s original factory component
    • Offering the quality, reliability, and durability of GM OE
    • Manufactured to GM OE specification for fit, form, and function
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    1999 Pontiac Firebird Spark Plugs

    Maybe you’re in the middle of a full rebuild of that 1999 Pontiac Firebird. Maybe you just need a couple of Spark Plugs. Either way, Advance Auto Parts has 52 different Spark Plugs in our inventory ranging from $2.99 to $27.49. That means you can find the exact parts or products you need to keep that 1999 Pontiac Firebird running smoothly.

    Spark Plugs are only as good as their brand. We stock 10 different brands to make sure you have plenty of trusted parts to choose from for your 1999 Pontiac Firebird. NGK, ACDelco, and Autolite are just some of the brands we stock. Search for brands you know or compare prices and reviews to help you decide!

    We know you’ll find the perfect Spark Plugs for your 1999 Pontiac Firebird, but don’t take our word for it – read our customer ratings and reviews and buy with confidence. Out of the 3,061 reviews in this category, some of the top rated parts include Copper Spark Plug: Delivers Quick Starts, Good Fuel Economy, Smooth Acceleration with 4.7 stars and Iridium IX Spark Plug: Single Iridium Fine Wire, TR55IX with 4.8 stars.

    So if you’re in the market for aftermarket Spark Plugs to keep your 1999 Pontiac Firebird rolling for years to come, look no further. Shop online and have your products shipped direct to your door, or pick up at the nearest Advance Auto Parts location today!

    Spark Plugs Brands To Make Your 1999 Pontiac Firebird Last

    Simple repair, complete replacement, or a full rebuild. No matter the job, your 1999 Pontiac Firebird demands trusted brand parts and products to keep it running. Many trusted brands of Spark Plugs make up Advance Auto Parts’ inventory, and all are ready to help make your Firebird the best it can be. Be sure to browse some of our top Spark Plugs brands and parts.

    Popular Motorcraft Spark Plugs

    We carry Motorcraft parts in our stock across Spark Plugs categories, plus more. For a 1999 Pontiac Firebird, our most popular Motorcraft Spark Plugs include:
    Spark Plug (AGSF52C)
    from $3.29
    (1)
    Spark Plug (AGSF52C)
    Spark Plugs

    FAQs for 1999 Pontiac Firebird Spark Plugs

    What are the most purchased Spark Plugs for the 1999 Pontiac Firebird?

    Out of 52 Spark Plugs for the 1999 Pontiac Firebird, the most popular in our inventory are:
    Iridium Spark Plug: Original Equipment Replacement
    from $11.99
    This product is not rated
    Iridium Spark Plug: Original Equipment Replacement
    Spark Plugs
    Iridium XP Finewire Spark Plug: Improved Durability, More Focused Ignition
    from $9.99
    This product is not rated
    Iridium XP Finewire Spark Plug: Improved Durability, More Focused Ignition
    Spark Plugs

    What are the top-rated 1999 Pontiac Firebird Spark Plugs?

    Top-rated Spark Plugs for your 1999 Pontiac Firebird based on customer reviews/ratings are:
    Iridium IX Spark Plug: Single Iridium Fine Wire, TR55IX
    from $11.99
    (103)
    Iridium IX Spark Plug: Single Iridium Fine Wire, TR55IX
    “2000 GT Mustang had bad misfire These plugs made the car run like new again.OE plugs just would not last.”
    DiamondFIRE Automotive Spark Plug: More Power, Saves Gas
    from $7.29
    (98)
    DiamondFIRE Automotive Spark Plug: More Power, Saves Gas
    “These are awesome. They are in my 02 sierra 4.8l. And i have 4mpg better than before.”