Performance & Replacement Spark Plugs at Summit Racing

Ford Performance Parts Spark Plugs

Ford Performance Parts has a range of spark plugs to meet your performance needs. Designed for use in engines operated at sustained high rpm or with higher-than-stock cylinder combustion pressures, these plugs are made from quality materials and are designed to provide the spark that you need to fire up your Ford. Depending on the application, features of Ford Performance Parts spark plugs may include: * Available in heat ranges colder than the stock spark plugs * Sold individually and in sets * Pre-gapped at the factory * Offered in a variety of thread sizes * More robust construction for race applications

4.57 out of 5 stars ( 37 )

$50.99

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$107.99

NGK Racing Spark Plugs

What's firing your engine? NGK racing spark plugs are built to withstand the severe mechanical and thermal shock associated with high-revving, high-compression engines. NGK racing plugs feature special electrode materials—precious metals like platinum, iridium, and ruthenium—for greater durability and low voltage requirements. Fine-wire center and ground electrodes provide better sparking and enhanced ignitability. And, the unique arrangement of insulator noses improves throttle response! Whether you're a weekend warrior or an expert racer, rocket your way to victory with racing spark plugs from NGK—the people who spark winners!

4.85 out of 5 stars ( 229 )

$3.99

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$116.99

Brisk Silver Racing Spark Plugs

Brisk Silver Racing spark plugs are the best solution for high performance and racing engines. They provide many unique and beneficial characteristics, taking spark plug technology to a whole new level. They're built with a silver fine wire center electrode; tapered ground electrode, and high-dialectic strength insulator. Silver Racing plugs offer a special design for hard-to-ignite fuels. Select the model and options you prefer for your vehicle. Key product benefits include: * Silver is the best electric and heat conductor * Superior ignition ability increases engine power * Lower required supplied ignition voltage * Good resistance to fouling and easier starts Silver Racing spark plugs are ideal for these applications: * Race engines and engines with hard-to-ignite fuels * Supercharged, turbocharged, or nitrous engines * Total loss ignition systems * High mileage vehicles

4.76 out of 5 stars ( 58 )

$11.39

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$34.15

ACCEL Performance Spark Plugs

ACCEL performance spark plugs produce a larger spark for more power at high rpms. They improve throttle response and fuel economy and reduce fouling. Their purified Alumina insulator prevents arcing, and their machine-rolled threads protect heads.

4.74 out of 5 stars ( 291 )

$30.57

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$58.95

ACDelco Gold Platinum Spark Plugs

ACDelco Gold platinum spark plugs are perfect for engines that run on conventional plugs, as well as newer engines that require platinum plugs. These spark plugs can provide up to 100,000 miles of service before needing replacement (service life varies with individual driving conditions.) Features: * Dual platinum tip for improved resistance to spark erosion, fouling, and corrosive combustion chamber environment * Ribless insulator that improves the plug-to-boot seal * Platinum center electrode and platinum pad that lower the ignition demand voltage and reduce possible flame kernel quenching * One-piece integral suppressor seal that helps reduce radio frequency interference, meters spark plug energy to help provide long electrode life, and seals against compression leakage * Maximum engine performance over time * Corrosion-resistant shell to keep up with the demands of any vehicle * Spark gap remains virtually unchanged during the life of the plug * Meets increased auto industry performance and reliability requirements * Available for most makes and models * 100,000-mile (160,000-kilometer) limited warranty

4.87 out of 5 stars ( 102 )

$5.50

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$10.99

Autolite Copper Core Spark Plugs

Autolite copper core spark plugs feature a cold-formed steel shell with precision-rolled threads, a full copper core electrode for better performance, and a one-piece terminal post to add strength. The ignition plugs use a copper-glass seal that bonds the insulator and terminal post center electrode together. This ensures full voltage at the spark gap and a 100 percent leak-proof, gas-tight seal. Autolite features an extensive application guide to cover just about everything with an internal combustion engine. Keep your engine running smoothly and reliably with Autolite replacement copper core spark plugs.

4.8 out of 5 stars ( 128 )

$1.50

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$6.99

NGK Ruthenium HX Spark Plugs

NGK Ruthenium HX spark plugs are designed for newer engines which demand high ignitability. Double Fine Electrode (DFE) engineering promotes spark energy concentration and ignites a wider range of air/fuel ratios, offering improved performance in rich or lean engine conditions. Order the plugs recommended for fitment on your application. Additional details: * 0.4mm Ruthenium alloy fine-wire center electrode and 0.8mm platinum fine-wire ground electrode * Trivalent metal platinum provides superior anti-corrosion and anti-seizing properties * Corrugated ribs prevent flashover * Pure alumina silicate ceramic insulator offers superior strength and better heat transfer * Copper core aids in heat removal

4.9 out of 5 stars ( 39 )

$11.99

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$22.99

Summit Racing™ Bulk NGK Racing Spark Plugs

What's firing your engine? Summit Racing™ Bulk NGK racing spark plugs are built to withstand the severe mechanical and thermal shock associated with high-revving, high-compression engines. NGK racing plugs feature special electrode materials—precious metals like platinum or gold/palladium—for greater durability and low voltage requirements. Fine-wire center and ground electrodes provide better sparking and enhanced ignitability. And the unique arrangement of insulator noses improves throttle response! Whether you're a weekend warrior or an expert racer, rocket your way to victory with racing spark plugs from NGK—the people who spark winners! Need a large quantity? These NGK bulk packs are the perfect choice.

5.0 out of 5 stars ( 3 )

$258.77

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$1,274.15

ACDelco RAPIDFIRE Performance Platinum Spark Plugs

ACDelco RAPIDFIRE platinum spark plugs fit engines that require conventional or platinum plugs—offering quicker throttle response, smoother idle, better corrosion protection, and greater longevity when compared to conventional plugs. RAPIDFIRE platinum spark plugs are available for most vehicle makes and models and several marine applications. Product features: * Ribless insulator that improves the plug-to-boot seal * Tapered and columned center wire electrode with a platinum pad that reduces the firing diameter—and helps improve the firing efficiency by concentrating and directing energy needed to fire the plug with less voltage * A platinum center electrode and platinum pad lower the ignition demand voltage and reduce possible flame kernel quenching * One-piece integral suppressor seal helps reduce radio frequency interference, meters spark plug energy to prolong electrode life, and seals against compression leakage * An expected life of 50,000 miles or better * Gapped to the engine's original factory specifications * 30-day, money-back guarantee and 3-year limited warranty

4.64 out of 5 stars ( 118 )

$3.50

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$6.99

Autolite XP Xtreme Performance Spark Plugs

Autolite XP Xtreme Performance spark plugs feature an iridium-enhanced, .6mm, fine-wire center electrode design and patented platinum side wire technology. They will provide better overall durability and a more focused ignition to produce higher ignitability and improved performance. The Autolite XP Xtreme Performance spark plugs use a nickel plated shell and multi-rib insulator. Whether you have a high performance street car, race car, or daily driver, Autolite XP Xtreme Performance spark plugs will give you the power and consistency that you have been looking for.

4.67 out of 5 stars ( 15 )

$5.99

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$13.99

Brisk Premium LGS Spark Plugs

Brisk Premium LGS spark plugs utilize a unique semi-surface discharge electrode design. This enables the plug to fire a much larger spark plug gap—because the spark glides along the surface of the insulator, requiring much less energy than firing a traditional-style air gap. Longer spark discharge makes more contact with the air/fuel mixture, igniting more molecules over a larger area. Order the LGS model and options preferred for your application. Additional product details: * High-potential semi-surface discharge equals more power * Discharge at point of richest mixture in 360 degrees perimeter * Patented firing tip design; no indexing or gapping required * Retracted integrated ground electrodes * Silver center electrode—the best thermal and electrical conductor

4.53 out of 5 stars ( 15 )

$14.35

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$18.40

NGK Surface Gap Spark Plugs

NGK Surface Gap spark plugs are specialty plugs that are nearly immune to pre-ignition, and usually require special high-energy ignition systems. They feature trivalent metal plating, corrugated ribs, pure alumina silicate ceramic insulators, copper cores, and triple seals. These plug characteristics provide superior anti-corrosion and anti-seizing properties, superior strength, and better heat transfer—as well as preventing flashover and leakage. Order the universal-fit or vehicle-specific plugs for your application.

4.5 out of 5 stars ( 8 )

$10.99

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$15.99

Bosch OE Platinum Spark Plugs

Bosch OE platinum spark plugs use a center electrode that's heat-fused into the extended ceramic insulator. They reach a self-cleaning temperature faster for quicker starts, smoother acceleration, and increased fuel efficiency. The plugs' tapered, V-profile, nickel-ground electrode provides improved starting in cold weather and increased fuel ignitibility. These spark plugs are available to complement a variety of engine types. Order the plugs designed for fitment with your vehicle.

5.0 out of 5 stars ( 4 )

$5.99

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$15.99

APR Iridium Pro Spark Plugs

Featuring one of the strongest available materials for this type of product, APR Iridium Pro spark plugs help provide an ideal upgrade for tuned engines. They run cooler, resist pre-ignition, last longer than other materials with higher melting points, and require less voltage to produce a strong spark. The electrode is harder and stronger than other materials; can dissipate heat more easily; and is better protected from melting, cracking and other limitations found with standard models. These plugs are designed for use on tuned and high-performance vehicles that benefit from a 'cold' plug. They also pair nicely with APR ignition coils, where applicable. Order the APR Iridium Pro spark plugs recommended for your vehicle. Other features include: * Heat range 9 (similar to Bosch 3, Brisk 10, Denso 27, and NGK 9 ranges) * Melting point is higher than platinum (38 percent), copper (125 percent) and silver (152 percent) * Available in non-projected and projected insulator designs * Optimized electrode design for hard-to-ignite fuels (ethanol, etc.)

Not Yet Reviewed

$20.45

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$30.70

Brisk Premium EVO Spark Plugs

Brisk Premium EVO spark plugs feature patented laser technology. They're intended for use with applications varying from stock OEM to performance street vehicles. This plug design offers great performance benefits, including more horsepower, faster acceleration, a more responsive throttle, and more fuel efficiency. A unique auxiliary electrode is located at the tip of the insulator, formed using laser deposition. This provides a longer lifespan, while still delivering a multiple spark discharge. Order the EVO model and options preferred for your vehicle. Additional product features: * Perfect ignition of the fuel mixture in the engine cylinders in all operating modes * Unrestricted flame front propagation throughout the combustion chamber * Continuous spark gap over the entire 2 x 360 degree circumference * Reduction of harmful emissions * Resistance to increased voltage requirements after long-term operation * Lower specific consumption * Better cold and hot starts * Replacement interval: maximum 50,000 miles

5.0 out of 5 stars ( 6 )

$15.75

Denso Standard Spark Plugs

Denso standard spark plugs are designed with the smallest details in mind. Case in point: machine-rolled threads to prevent seizing or cross-threading during installation/removal. Each spark plug is 100 percent pre-fired to assure the highest possible quality. The purified alumina powder 5-rib insulator prevents flashover, provides exceptional strength, and significant thermal conductivity. The copper-glass seal cements the center electrode and insulator for a gas-tight bond. Denso standard spark plugs are available with a variety of options—including projected, non-projected, and extended center electrodes, as well as rotary engine versions. Order the model recommended for your specific vehicle and engine size.

5.0 out of 5 stars ( 1 )

$3.99

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$5.99

Denso Iridium Racing Spark Plugs

Denso Iridium Racing spark plugs are elite spark plugs for the serious racer that best demonstrate their performance improvement during acceleration. Their 0.4mm iridium-rhodium alloy center electrodes require less voltage to fire (up to 5,000 V less) and produce the hottest, most concentrated spark. Plus, 100 percent pure platinum 0.8mm ground electrodes reduce the risk of melting during harsh racing conditions. Through superb ignition performance and spark voltage, non-firing and misfires under a variety of conditions are greatly reduced. As a result, combustion conditions are improved dramatically, increasing engine output for the ultimate in power and torque, as well as increased engine efficiency. These spark plugs are a popular choice for street and off-road motorcycles, scooters, ATVs, UTVs, snowmobiles, personal watercraft, and more. Order the model designed for your specific application. Key features and benefits of Denso Iridium Racing spark plugs include: * Almost all Iridium Racing plugs contain a monolithic resistor that blocks noise that may affect electronic devices * Burnished nickel plating on the housing for corrosion resistance; thinner on the threads to reduce head damage * To withstand severe conditions, a patented 360 degree laser welding process secures the iridium tip * Between the center electrode and insulator, a patented spark cleaning pocket burns off carbon, restoring electrical resistance * 20 percent stronger insulator * Silicone coated insulator surface is isolated from moisture and carbon, preventing a decrease in resistance * Ground electrode is welded on and gapped without any bending, reducing residual stress and increasing durability * Enlarged housing end-face chamfer allows slight tuning inaccuracies, improves self-cleaning, and prevents fouling * Durable, reusable packaging protects spark plugs when not in use * Handles extreme compression and boost levels * Maximizes track time, minimizes downtime * Delivers maximum spark energy * Withstands temperatures greater than 4000 degrees F

5.0 out of 5 stars ( 3 )

$35.99

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$36.99

Summit Bucks

Champion Truck Plug Spark Plugs

Champion truck plug spark plugs have been specifically designed for the severe demands that pickup trucks and sport utility vehicles place on spark plugs. They feature a massive center and ground electrodes that are 20 percent larger than ordinary spark plugs, providing high conductivity between the gap and more dependable performance than ordinary spark plugs. Champion truck plug spark plugs use a zirconia-enhanced insulator that offers 40 percent more strength and provides durability and longer life under severe driving conditions. Electrodes on the plugs feature their exclusive Heat-Active alloy to reach operating temperatures quickly and maintain stable temperatures under varying engine loads. Choose these Champion truck plug spark plugs for maximum reliability under extreme driving conditions.

5.0 out of 5 stars ( 1 )

$7.99

Bosch EVO Spark Plugs

Bosch EVO spark plugs are engineered to ensure reliable ignition throughout their long service life, even under extreme conditions in modern engines. Thanks to an improved insulator design and high dielectric strength (greater than 45 kV), the new EVO spark plugs can withstand irregular combustion—known as mega knocking—that can occur in modern, technologically advanced engines. These plugs are developed and produced with the same high quality as original equipment spark plugs. Today's turbocharged gasoline direct injection engines place high demands on spark plugs; Bosch EVO meets these needs. Additional product details: * Long service life: The iridium alloy in the firing pin of the center electrode and platinum-iridium alloy on the ground electrode reduces the wear on the electrodes and increases the service life of the spark plug * Mechanical strength: Improved design features on the insulator and housing increase the head bending strength, reducing risk of damage during installation and optimizing gas seal tightness in the cylinder head * Corrosion defense: Improved corrosion protection through the use of a process developed by Bosch for nickel coating of the spark plug housing * Thermomechanical strength: Improved insulator design features provide greater resistance to irregular burns and mega-knocking * Center electrode core material: Nickel-chromium-iron and copper * Center electrode tip material: Iridium * Ground electrode core material: Copper * Ground electrode tip material: Platinum and nickel-chromium-iron and copper

Not Yet Reviewed

$12.99

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$13.99

Denso U-Groove Spark Plugs

Denso U-Groove spark plugs are Denso's "standard" spark plug, but they're still something special. U-Groove plugs employ a unique, channeled ground electrode designed to generate a larger spark nucleus at the point of ignition. Greater spark energy than ordinary plugs means improved flame travel, producing more complete, consistent, and efficient combustion. Denso U-Groove spark plugs are engineered for greater fuel efficiency and improved throttle response. The U-Groove ground electrode was developed to meet OEM's demands for improved ignitability and lower emissions. With the U-Groove, firing can be greatly improved without increasing the spark plug gap. The insulators are made from purified alumina providing support for the center electrode, while preventing flashover and voltage loss. The copper and glass mixture bonds the center electrode together to form a gas tight seal. Select the model and options best suited for your application. Additional features and benefits of Denso U-Groove spark plugs include: * 360 degree laser-welded * 100 percent pre-fired to ensure reliable operation * Copper core center electrode for superior thermal conductivity * Unique 5-rib insulator reduces flashover and decreases voltage loss * Dual copper and glass seal bonds the center electrode and insulator together for a gas-tight seal * Original equipment in many automotive applications * Precision machine-rolled threads reduce seizing and cross-threading in delicate aluminum heads * Wide range of part numbers for thousands of applications, including classic and collector cars * Lasts twice as long as conventional plugs

5.0 out of 5 stars ( 1 )

$3.99

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$6.99

ACCEL Motorcycle U-Groove Spark Plugs

After years of racing and street performance research, ACCEL U-Groove spark plugs are proven to deliver the hottest spark and the highest performance for your motorcycle. Due to their patented U-shaped ground electrode, these spark plugs produce a hotter, double-wide spark to ignite standard and high-compression engines. These ACCEL U-Groove spark plugs feature the purest copper/nickel alloy, producing a broad heat range that is highly foul-resistant and dissipates heat well. They also feature a sintered alumina, heavy-duty, 5- rib insulator that eliminates "flashover" and overheating. You'll ride with increased performance and improved throttle response. Gain the ACCEL advantage and give your wheels more power with ACCEL U-Groove spark plugs.

5.0 out of 5 stars ( 2 )

$22.36