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Best Spark Plug Wires
From leading brands and best sellers available on the web.
#2
ACDelco
General Motors ACDelco Genuine Parts 19431551 Sparkplug Wire Kit
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#3
ACDelco
53%OFF
ACDelco Professional 9748HH Spark Plug Wire Set
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#4
ACDelco
ACDelco Professional 9748UU Spark Plug Wire, Pack of 8
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#5
ACDelco
ACDelco Gold 9748RR (19297032) Spark Plug Wire Set
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#6
MSD
MSD 32819 Super Conductor Spark Plug Wire Set, Red
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#7
Denso
Denso 671-6182 Spark Plug Wire Set
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#8
ACDelco
ACDelco Professional 9618V Spark Plug Wire Set
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#9
Taylor Cable
19%OFF
TAYLOR CABLE 409 Pro Race Ignition Wire Sets, Red
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#10
RLP
15%OFF
RLP Spark Plug Wire Set Accel 9070C Extreme 9000 Ceramic Boot Compatible with LS Terminals LS3 LS4 LS7
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Buying Guide for the Best Spark Plug Wires
When it comes to maintaining your vehicle's performance, choosing the right spark plug wires is crucial. Spark plug wires, also known as ignition wires, are responsible for carrying the electrical current from the ignition system to the spark plugs. This current ignites the air-fuel mixture in the engine's cylinders, which is essential for the engine to run smoothly. Selecting the right spark plug wires can improve your vehicle's performance, fuel efficiency, and overall reliability. Here are some key specifications to consider when choosing spark plug wires.Wire MaterialThe material of the spark plug wire affects its durability and performance. Common materials include silicone, EPDM (ethylene propylene diene monomer), and a combination of both. Silicone wires are known for their high heat resistance and flexibility, making them ideal for high-performance vehicles. EPDM wires offer good resistance to heat and chemicals but are less flexible. For most users, a combination of silicone and EPDM provides a balance of durability and performance. Choose the material based on your vehicle's requirements and the conditions it will be exposed to.
Wire CoreThe core of the spark plug wire is responsible for conducting the electrical current. There are different types of cores, including copper, carbon, and magnetic suppression. Copper cores offer excellent conductivity but can create more electrical noise, which may interfere with electronic systems. Carbon cores provide good noise suppression but may have higher resistance, which can affect performance. Magnetic suppression cores offer a balance of conductivity and noise suppression. Consider your vehicle's electronic systems and performance needs when selecting the wire core.
Wire DiameterThe diameter of the spark plug wire, often measured in millimeters, affects its ability to carry the electrical current and resist heat. Thicker wires (8mm or more) can carry more current and offer better heat resistance, making them suitable for high-performance or modified engines. Standard wires (around 7mm) are typically sufficient for most everyday vehicles. Choose the wire diameter based on your vehicle's engine specifications and performance requirements.
Boot TypeThe boot is the part of the spark plug wire that connects to the spark plug and the ignition coil. Boot types include straight, 90-degree, and 45-degree angles. The right boot type ensures a secure connection and proper fit in your engine bay. Straight boots are common in many vehicles, while angled boots are used in engines with limited space. Check your vehicle's engine layout and choose the boot type that provides the best fit and accessibility.
ResistanceResistance in spark plug wires is measured in ohms and affects the efficiency of the electrical current flow. Lower resistance wires (less than 500 ohms per foot) allow for better current flow and improved performance, making them ideal for high-performance engines. Higher resistance wires (around 1,000 ohms per foot) are suitable for standard engines and provide good noise suppression. Consider your vehicle's performance needs and electronic systems when selecting the resistance level.
LengthThe length of the spark plug wires should match the distance between the ignition coil and the spark plugs. Wires that are too short may not reach, while excessively long wires can create unnecessary resistance and clutter in the engine bay. Measure the required length for each wire in your vehicle and choose a set that matches these measurements for optimal performance and a clean installation.