Summit Racing SpeedCard - learn how to get 10% back up to $100

Summit Racing SpeedCard - learn how to get 10% back up to $100

Haul in the Savings - Shop the Truck Savings Event Today!

MERCURY Spark Plug Wires and Accessories

Part Groups

Results 1 - 24 of 25

Ford Performance Parts Spark Plug Wire Sets

These Ford Performance Parts spark plug wire sets feature a spiral-wound suppression core for low resistance and minimum spark loss. They have tough silicone insulation to withstand high temperatures and voltage loss for minimum crossfire, and are highly resistant to fuels, oils, and solvents. Other features include 45 degree plug boots (most applications), stainless steel distributor cap terminals, and a coil wire (if applicable).

4.64 out of 5 stars ( 696 )

$53.99

$64.99

MSD Street Fire Spark Plug Wire Sets

MSD Street Fire spark plug wire sets deliver high performance at value prices. The wires feature 500 ohms per foot of resistance for improved spark delivery and power, with a helically wound conductor that suppresses EMI. They're also built to last and feature 8mm silicone and synthetic jackets to resist heat and abrasion, silicone boots to protect against high exhaust temperatures, and an Aramid core to provide great strength and durability. A crimping tool is included with universal sets.

4.48 out of 5 stars ( 428 )

$68.99

$79.09

Taylor Street Thunder Spark Plug Wire Sets

Taylor Street Thunder spark plug wire sets offer great performance at an affordable price. They feature 8mm diameter black silicone construction with synthetic jacketing to resist heat, oil, and abrasion. Their 500 ohm per ft. resistance delivers greater spark energy, while improving power and fuel efficiency. By using a Kevlar® helically spiral-wound core conductor, Street Thunder wires provide greater strength and durability to suppress electromagnetic and radio frequency interference. Matching black silicone boots protect against high exhaust temperatures and double spring locking terminals make quick vibration-proof connections. Taylor Street Thunder spark plug wires are available in universal, race-fit, or custom-fit styles. Select the set that best suits your application.

4.59 out of 5 stars ( 439 )

$50.90

$91.20

On Sale

Summit Racing™ 88 Series 50 Ohm 8.5mm Ignition Wires

Summit Racing brings you our ultimate ignition wire with our 8.5mm 50ohm wire sets. They are made with 100% high tear resistant silicone construction, a 50ohm per foot Wire-Wound FERRITE magnetic suppression core, stainless steel and brass terminals and extreme heat-resistant boots. Only the highest quality raw materials and Made in the USA workmanship, go into every set. The 100% High-Tear resistant silicone jacket protects the inner ferrite core from heat breakdown. The dual silicone layers are bonded together using a tightly woven fiberglass matting that virtually eliminates terminal pull off. Our 50-ohm ferrite core has over 3 FEET of nickel/copper mag winding per INCH! With this tightly wound core, you can be assured that your spark plugs are getting all the power your ignition system can provide. Stainless steel terminals with Posi-lock hardened clips and brass terminals are used on all applications; for superior connection and consistent voltage delivery. High heat silicone and high dielectric strength polymers make up the extreme composition of the spark plug boots. Our boots provide superior radiant heat resistance for longevity and high dielectric strength properties to prevent voltage leakage. With all of these features built into our Race-proven 8.5mm 50-ohm sets, you can be assured that installing one of these sets on your engine will give you all the performance and durability you have come to expect from Summit Racing products.

4.35 out of 5 stars ( 195 )

$88.99

On Sale

ACCEL SuperStock 4000 Series Spark Plug Wire Sets

ACCEL SuperStock 4000 Series spark plug wire sets will upgrade your OE ignition system for high-spark delivery levels and RFI suppression. They extrude the silicone jacket over a tightly woven, rugged fiberglass braid that meets or exceeds OE specifications. ACCEL offers their SuperStock 4000 Series wire sets in various color schemes to match nearly any application! More product features include: * Jackets rated up to 450 degrees F * 7mm or 8mm yellow, red, black, and blue silicone jackets * Orange and other color-matched spark plug boots with terminals * Available for pre and post-HEI vehicles * Custom-fit, universal, and import

4.57 out of 5 stars ( 131 )

$68.99


$51.74

$79.05

PerTronix Flame-Thrower 7mm Stock Look Spark Plug Wire Sets

PerTronix's Flame-Thrower 7mm "Stock Look" spark plug wire sets are designed to give you the ultimate in high performance, while retaining a stock appearance. The core consists of a carbon-impregnated fiberglass center that is spiral-wound with stainless steel alloy. They also feature: * Low 500 ohm per foot resistance * Silicone jackets to resist high temperatures, moisture, oil, and chemicals * EPDM rubber inner insulation for superior heat resistance and the prevention of arcing and voltage leaks * Fiberglass reinforcing braid for added strength and flexibility

4.14 out of 5 stars ( 138 )

$67.99

$78.01

Moroso Ultra 40 Unsleeved Custom-Fit Wire Sets

The new standard in ignition wires for racers on a budget! Moroso Ultra 40 unsleeved custom-fit ignition wire sets are the most powerful and RFI/EMI-resistant wires available for racing today. Plus, their closely woven fiberglass, silicone-impregnated insulation provides up to 8,000 extra volts of protection. Features: * Kevlar® core that's four times stronger than Aramid cores * Class-leading 40 ohms of resistance per foot * Nickel copper alloy conductors for superior spark energy transfer * Extra-thick EPDM layer for greater dielectric strength * High-temperature silicone boots that can withstand heat up to 600 degrees * Locking stainless steel plug terminals

4.54 out of 5 stars ( 135 )

$93.99

$112.99

Taylor ThunderVolt 8.2mm Spark Plug Wire Sets

ThunderVolt 8.2mm wires from Taylor are an easy, proven, dyno-tested way to gain more power—simply by changing your spark plug wires! These factory replacement, ultra-high performance ignition wire sets are loaded with features and benefits, including: * 50 ohms of resistance per foot * 100 percent silicone 2-layer jacket * Ferrite spiral-wound coated core * RFI and EMI-compatible for all ignition systems * Dyno-tested to outperform the competition * Superior spark energy * Increased horsepower * Significant torque gains * Smoother idle * Improved fuel economy * Universal, race, and custom fit sets available

4.65 out of 5 stars ( 644 )

$68.40

$107.65

Moroso Blue Max Spiral Core Custom-Fit Wire Sets

Moroso Blue Max Spiral Core custom-fit wire sets have a special strategically-wound 304 stainless steel conductor and Kevlar core that reduces the ohms of resistance per foot, while delivering more spark energy, better EMI suppression, and a higher dielectric strength. A tough synthetic silicone jacket resists high temperatures and oils, and the extra-thick EPDM layer adds greater electrical insulation. Compact silicone plug boots provide extra header clearance and feature fold-over crimped terminals for a secure connection.

4.14 out of 5 stars ( 49 )

$91.99

$93.99

Standard Motor Blue Streak Premium Street Performance Spark Plug Wire Sets

Standard Motor Blue Streak Premium Street Performance spark plug wire sets feature the same premium materials and workmanship as those Blue Streak supplies to winning race teams, but are engineered to fit street performance engine compartments. The patented clear-coat formulation and thick silicone outer jackets provide the best protection against heat and abrasion, while the fiberglass braid and Kevlar fiber give the wires superior strength. The wires feature 170 ohms/ft of resistance.

4.36 out of 5 stars ( 61 )

$66.99

$85.99

Taylor Spiro-Pro Spark Plug Wire Sets

Taylor Spiro-Pro spark plug wire sets are the finest high performance street and race wires available today. They offer maximum firepower without radio interference, provide up to 10 times less resistance than standard resistor core wire—and are a must for electronic ignitions, on-board computers, stereos, and pit radios. Other features include: a 100 percent silicone inner and outer jacket that provides heat protection up to 600 degrees F; low-profile silicone boots with grips; and double spring locking spark plug terminals for a secure connection. The wire sets are available in a variety of boot and distributor terminal ends, assembled or not, and nine vibrant color options. Order the universal or vehicle-specific set that best suits your application.

4.63 out of 5 stars ( 659 )

$60.75

$94.40

Taylor High Energy Spark Plug Wire Sets

Taylor High-Energy spark plug wire sets are an outstanding choice for replacement or a performance upgrade. These wires feature heat-resistant silicone jackets and boots, double spring-locking spark plug terminals for better gripping, an 8mm size for high-compression engines, and a resistor core to suppress radio interference. The spark plug wires can withstand temperatures of up to 500 degrees F—and they're available in a variety of options for distributor terminal and boot ends, assembled or not, and universal or direct-fit for specific applications.

4.37 out of 5 stars ( 222 )

$55.95

$66.70

On Sale

ACCEL SuperStock 5000 Series Spark Plug Wire Sets

ACCEL SuperStock 5000 Series spark plug wire sets are available in many sizes, styles, and colors to cover most any needs and vehicles. With only 500 ohms/ft. of resistance, more ignition energy can reach the spark plug, producing a longer-lasting, hotter spark flame kernel. The result is higher performance through improved efficiency, quicker throttle response, and reduced emissions. The wires feature silicone construction and are rated for 450 to 550 degrees F (depending on the set). The wire jacket resists moisture, chemicals, and heat extremes for longer life and great looks. The fiberglass braid adds greater pull strength and terminal retention, while the stainless steel spark plug terminals provide excellent long life, electrical conductivity, and corrosion resistance. Choose your set.

4.31 out of 5 stars ( 49 )

$97.49


$73.12

$110.95

Motorcraft Spark Plug Wire Sets

Motorcraft ignition wire sets meet or exceed original equipment quality specifications. They're made from top-quality materials for lasting performance. The wires are available in multiple diameters and distributor terminal end options. Order the set designed for OE fitment on your vehicle application.

4.52 out of 5 stars ( 31 )

$50.99

$71.99

Edelbrock Max-Fire Ultra-Spark 50 Spark Plug Wire Sets

Edelbrock Max-Fire Ultra-Spark 50 spark plug wire sets deliver maximum power output. Engineered for high performance engines that need all the voltage they can get, Max-Fire wires are constructed of leads that transport a low 50 ohms of resistance per ft. for maximum EMI/RFI noise suppression. Each Ultra-Spark starts with a spiral wound Ferro-magnetic KEVLAR® core wrapped with a suppression layer, stainless steel conductive winding, and a latex silicone layer. This is followed by an EPDM inner insulation topped with braid tape and a tempered 8.5mm silicone outer jacket that won't crack or shrink, and is resistant to chemicals. The wires are finished with silicone plug boots featuring high-quality snap and lock-style terminals for easy installation. Give your engine the most power possible with Edelbrock Max-Fire Ultra-Spark 50 spark plug wire sets.

4.57 out of 5 stars ( 51 )

$94.95

Edelbrock Max-Fire Ultra-Spark 500 Spark Plug Wire Sets

Edelbrock Max-Fire Ultra-Spark 500 spark plug wire sets offer performance and value to replace your OEM wires. They feature high-quality leads that deliver 500 ohms of EMI-RFI noise suppression with low resistance. Ultra-Spark 500 wires are built with superior cores—wrapped with a suppression material, conductive winding, and a layer of latex silicone. That is covered with inner insulation, braid tape, and an 8.5mm silicone outer jacket that won't crack or shrink, and resists chemicals. Why replace when you can upgrade? Treat your daily driver or budget build to Edelbrock Max-Fire Ultra-Spark 500 spark plug wire sets.

4.67 out of 5 stars ( 6 )

$62.95

On Sale

ACCEL 8.8mm Spiral Wire Sets

ACCEL 8.8mm spiral wire sets are custom-tailored for true street/strip performance use. They feature oversize 8.8mm ultra performance wires and spark plug boots, double silicone construction with a fiberglass braid, and a spiral-wound steel core conductor. The sets are available with distributor terminal ends and spark plug boot end options for fitment on a variety of specific applications. If you're looking for excellent ignition performance for your street/strip ride, order the ACCEL 8.8mm spiral wire set designed for your vehicle.

3.8 out of 5 stars ( 5 )

$166.95


$108.95

Moroso Mag-Tune Spark Plug Wires

These Moroso Mag-Tune spark plug wires are fully tested to ensure secure termination, electrical conductivity, and dielectric strength. They feature moisture-resistant 100 percent silicone boots and snap-lock spark plug terminals. The Moroso Mag-Tune spark plug wires start with a conductive latex-coated, heavy-duty fiberglass core and then add a spiral-wound stainless nickel alloy conductor over the top. Added to that is a fiberglass reinforcing braid, and they finish the construction with a high-temperature EPDM jacketing.

4.23 out of 5 stars ( 125 )

$50.79

$66.99

FAST FireWire Spark Plug Wire Sets

With a rating of 25 ohms per foot, FAST FireWire spark plug wires are a whopping 37 percent more efficient than the nearest competitor. These premium-grade, double-layer, silicone-insulated wires offer unsurpassed resistance to heat and damaging fluids and enhanced protection against high-voltage breakdown. They are also ideal for street use, as their KEVLAR®-reinforced "reactive core" design filters out RFI and EMI noise that affects sound systems. Additional features include: * Unique reactive-core engineered to deliver maximum spark-gap energy to your spark plugs with today's high-output competition ignitions * Filter out RFI and EMI (RFI/EMI pulsings confuse onboard engine control computers, audio systems, and other electronic devices) * Very low 25 ohm resistance ensures maximum spark-gap energy is delivered to the spark plugs * Complete, assembled, and ready to install!

4.73 out of 5 stars ( 11 )

$85.95

JBA Performance Exhaust PowerCables Spark Plug Wire Sets

Slip on a set of PowerCables spark plug wires from JBA Performance Exhaust to up the game of your ride! These plug wires feature 100 percent silicone jackets and unique boot ends that are designed to offer maximum clearance, while withstanding severe wear and tear for a longer lifespan. Don't put old spark plug wires on your new fully equipped engine when you can add JBA Performance Exhaust PowerCables spark plug wires for better performance and the reliability you expect! Features and benefits: * Extra thick diameters * Ultra-low resistance design * Wire wound mag conductors * Custom tailored lengths with cylinder I.D. labels * Improved under hood appearance * Resistant to heat and abrasion * Improved performance through ignition system * Superior Electro Magnetic Interference (EMI) suppression

4.38 out of 5 stars ( 55 )

$112.45

Standard Motor Spark Plug Wire Sets

Standard Motor spark plug wire sets will provide your ignition system with new life. They're high-quality, direct-fit OEM replacement wires that are tailor-made to restore efficiency and performance. These sets are manufactured to factory specifications and are pre-terminated, so they can be installed with no modifications. Order the spark plug wires designed for your vehicle application.

4.26 out of 5 stars ( 110 )

$67.99

$91.99

Denso Ignition Wire Sets

Denso ignition wire sets fit right, look right, and work perfectly. Their end caps are identical to OE and are designed to "click" into place for easy installation and a secure fit. An installer can feel and hear that a solid connection has been made, even in a difficult-to-see location. Through a patented process, the terminals are attached with an extremely strong connection ensuring the cable and boot will not separate during removal and installation. Each wire in the set is pre-cut to exact length so the wire sets are ready to install right out of the box. Denso 7 and 8mm ignition wire sets are SAE J2031 Class E rated, the highest quality wire used in the industry. These wires can withstand temperatures from -40 to 428 degrees F and pass tests covering everything from electrical properties, to shrinkage, to chemical resistance, and accelerated life testing. Features and benefits of Denso Ignition Wire Sets include: * High-temperature silicone jacket to withstand heat, cold, chemicals, and moisture * Reinforcing member for added strength and terminal retention * Silicone insulation for superior dielectric and heat performance * Conductive silicon layer on 7 and 8mm wires for high-temperature performance and EMI/RFI noise suppression * Fiberglass braid for maximum strength on 7 and 8mm wires * Carbon-impregnated fiberglass core for superior conductivity on 7 and 8mm wires * Core reinforced with KEVLAR® on smaller diameter wires * Conductive layer impregnated with Ferrite on smaller diameter wires * Wire-wound layer on smaller diameter wires to suppress EMI/RFI noise * Superior dielectric and thermal qualities * Factory-original fit, appearance, and performance * World-class chemical and oil resistance

4.15 out of 5 stars ( 13 )

$54.99

$100.99

On Sale

ACCEL Coil-On-Plug Boots and Spring Sets

ACCEL offers a variety of spark plugs and replacement components, including coil-on-plug boots and spring sets. These direct-fit sets feature highly specialized silicone-magnetic steel cores and optimized windings. They are heat- and vibration-resistant and fully OBD II compatible. The boots and spring sets are available in different quantities for vehicles from Ford, Lincoln, Mercury, Jeep, Chrysler, Dodge, Jeep, Ram, and others.

Not Yet Reviewed

$56.29

Granatelli Motor Sports MPG Plus Spark Plug Wires

Increase your miles per gallon by up to 15 percent with a set of these Granatelli Motor Sports MPG Plus spark plug wires. They feature zero Ohms per foot of resistance and a solid stainless steel inner core for maximum conductivity. The wires provide faster engine startup and a smoother running engine, as well as increased horsepower and torque. Go green and install a set of Granatelli Motor Sports MPG Plus spark plug wires on your daily driver or high performance vehicle.

4.92 out of 5 stars ( 13 )

$81.30

$108.73

Modal Header