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Spark Plug Wire

5329 items

Spark plug wires carry high voltage from the ignition coil or distributor to the spark plugs on engines equipped with separate ignition leads. Their insulated cables and boots help keep that voltage on its intended path to the plugs.

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8 Pcs High Performance Spark Plug Ignition Wire Set for 2005-2008 Saab 9-7x8 Pcs High Performance Spark Plug Ignition Wire Set for 2005-2008 Saab 9-7x
A-Premium®Part # APSPW001
8 Pcs High Performance Spark Plug Ignition Wire Set for 2005-2008 Saab 9-7x
4.660 Reviews
$34.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Check if this fits your vehicle
Item LocatedUnited States
ColorBlack, Red
ConditionNew
item #100460R1
Note
【Note-1】 For Chevrolet Silverado 1500 5.3L, it needs the 12 inch wire (not including the Boots), not the 8inch wire.
【Note-2】 This item is Spiral Wound Design, and its wire diameter is 8mm.
【Note-3】 This item only fits the V8 model.
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8 Pcs Spark Plug Wire Set for 2007 Chevrolet Silverado 3500 Classic
A-Premium®Part # APSPW249
8 Pcs Spark Plug Wire Set for 2007 Chevrolet Silverado 3500 Classic
4.660 Reviews
$35.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Check if this fits your vehicle
Item LocatedUnited States
Quantity8
ColorBlack
ConditionNew
item #10045UN0
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8 Pcs Spark Plug Wire Set for 2003-2006 Cadillac Escalade ESV
A-Premium®Part # APSPW121
8 Pcs Spark Plug Wire Set for 2003-2006 Cadillac Escalade ESV
4.660 Reviews
$34.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Cadillac Escalade ESV: 2003 2004 2005 2006
Check if this fits your vehicle
Item LocatedUnited States
ColorBlack, Red
ConditionNew
item #100460SZ
Note
The wires have a 7mm diameter and are designed to be used with a coil stamped with the number 12558693. The wire leads should be 10.5 inches in length.
Show less
8 Pcs High Performance Spark Plug Ignition Wire Set for 2007-2008 Chevrolet Silverado 3500 HD
A-Premium®Part # APSPW001
8 Pcs High Performance Spark Plug Ignition Wire Set for 2007-2008 Chevrolet Silverado 3500 HD
4.660 Reviews
$34.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Chevrolet Silverado 3500 HD: 2007 2008
Check if this fits your vehicle
Item LocatedUnited States
ColorBlack, Red
ConditionNew
item #1004637Y
Note
【Note-1】 For Chevrolet Silverado 1500 5.3L, it needs the 12 inch wire (not including the Boots), not the 8inch wire.
【Note-2】 This item is Spiral Wound Design, and its wire diameter is 8mm.
【Note-3】 This item only fits the V8 model.
Show less
8 Pcs High Performance Spark Plug Ignition Wire Set for 2007-2008 GMC Sierra 1500
A-Premium®Part # APSPW001
8 Pcs High Performance Spark Plug Ignition Wire Set for 2007-2008 GMC Sierra 1500
4.660 Reviews
$34.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits GMC Sierra 1500: 2007 2008
Check if this fits your vehicle
Item LocatedUnited States
ColorBlack, Red
ConditionNew
item #100462ZH
Note
【Note-1】 For Chevrolet Silverado 1500 5.3L, it needs the 12 inch wire (not including the Boots), not the 8inch wire.
【Note-2】 This item is Spiral Wound Design, and its wire diameter is 8mm.
【Note-3】 This item only fits the V8 model.
Show less
8 Pcs Spark Plug Wire Set for 2002-2006 2009-2017 2019-2022 Cadillac Escalade
A-Premium®Part # APSPW249
8 Pcs Spark Plug Wire Set for 2002-2006 2009-2017 2019-2022 Cadillac Escalade
4.660 Reviews
$35.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Cadillac Escalade: 2002 2003 2004 2005 2006 2009 2010 2011 2012 2013 2014 2015 2016 2017 2019 2020 2021 2022
Check if this fits your vehicle
Item LocatedUnited States
Quantity8
ColorBlack
ConditionNew
item #10045XT2
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8 Pcs Spark Plug Wire Set for 2001-2003 2005-2006 GMC Sierra 1500 HD
A-Premium®Part # APSPW121
8 Pcs Spark Plug Wire Set for 2001-2003 2005-2006 GMC Sierra 1500 HD
4.660 Reviews
$34.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits GMC Sierra 1500 HD: 2001 2002 2003 2005 2006
Check if this fits your vehicle
Item LocatedUnited States
ColorBlack, Red
ConditionNew
item #1004601E
Note
The wires have a 7mm diameter and are designed to be used with a coil stamped with the number 12558693. The wire leads should be 10.5 inches in length.
Show less
8 Pcs High Performance Spark Plug Ignition Wire Set for 2006-2008 Chevrolet Impala
A-Premium®Part # APSPW001
8 Pcs High Performance Spark Plug Ignition Wire Set for 2006-2008 Chevrolet Impala
4.660 Reviews
$34.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Chevrolet Impala: 2006 2007 2008
Check if this fits your vehicle
Item LocatedUnited States
ColorBlack, Red
ConditionNew
item #10045XVD
Note
【Note-1】 For Chevrolet Silverado 1500 5.3L, it needs the 12 inch wire (not including the Boots), not the 8inch wire.
【Note-2】 This item is Spiral Wound Design, and its wire diameter is 8mm.
【Note-3】 This item only fits the V8 model.
Show less
8 Pcs High Performance Spark Plug Ignition Wire Set for 2007-2008 Chevrolet Silverado 2500 HD
A-Premium®Part # APSPW001
8 Pcs High Performance Spark Plug Ignition Wire Set for 2007-2008 Chevrolet Silverado 2500 HD
4.660 Reviews
$34.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Chevrolet Silverado 2500 HD: 2007 2008
Check if this fits your vehicle
Item LocatedUnited States
ColorBlack, Red
ConditionNew
item #1004636R
Note
【Note-1】 For Chevrolet Silverado 1500 5.3L, it needs the 12 inch wire (not including the Boots), not the 8inch wire.
【Note-2】 This item is Spiral Wound Design, and its wire diameter is 8mm.
【Note-3】 This item only fits the V8 model.
Show less
8 Pcs Spark Plug Wire Set for 2009 Chevrolet Trailblazer
A-Premium®Part # APSPW249
8 Pcs Spark Plug Wire Set for 2009 Chevrolet Trailblazer
4.660 Reviews
$35.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Check if this fits your vehicle
Item LocatedUnited States
Quantity8
ColorBlack
ConditionNew
item #10045U3Y
Show less
8 Pcs Spark Plug Wire Set for 2007 Chevrolet Silverado 3500 Classic
A-Premium®Part # APSPW121
8 Pcs Spark Plug Wire Set for 2007 Chevrolet Silverado 3500 Classic
4.660 Reviews
$34.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2007 Chevrolet Silverado 3500 Classic
Check if this fits your vehicle
Item LocatedUnited States
ColorBlack, Red
ConditionNew
item #1004622T
Note
The wires have a 7mm diameter and are designed to be used with a coil stamped with the number 12558693. The wire leads should be 10.5 inches in length.
Show less
8 Pcs High Performance Spark Plug Ignition Wire Set for 2007-2008 GMC Yukon XL 1500
A-Premium®Part # APSPW001
8 Pcs High Performance Spark Plug Ignition Wire Set for 2007-2008 GMC Yukon XL 1500
4.660 Reviews
$34.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits GMC Yukon XL 1500: 2007 2008
Check if this fits your vehicle
Item LocatedUnited States
ColorBlack, Red
ConditionNew
item #10045YCH
Note
【Note-1】 For Chevrolet Silverado 1500 5.3L, it needs the 12 inch wire (not including the Boots), not the 8inch wire.
【Note-2】 This item is Spiral Wound Design, and its wire diameter is 8mm.
【Note-3】 This item only fits the V8 model.
Show less
8 Pcs High Performance Spark Plug Ignition Wire Set for 2007-2008 Cadillac Escalade
A-Premium®Part # APSPW001
8 Pcs High Performance Spark Plug Ignition Wire Set for 2007-2008 Cadillac Escalade
4.660 Reviews
$34.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Cadillac Escalade: 2007 2008
Check if this fits your vehicle
Item LocatedUnited States
ColorBlack, Red
ConditionNew
item #10045XZC
Note
【Note-1】 For Chevrolet Silverado 1500 5.3L, it needs the 12 inch wire (not including the Boots), not the 8inch wire.
【Note-2】 This item is Spiral Wound Design, and its wire diameter is 8mm.
【Note-3】 This item only fits the V8 model.
Show less
8 Pcs Spark Plug Wire Set for 2007 Chevrolet Silverado 2500 HD Classic
A-Premium®Part # APSPW249
8 Pcs Spark Plug Wire Set for 2007 Chevrolet Silverado 2500 HD Classic
4.660 Reviews
$35.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Check if this fits your vehicle
Item LocatedUnited States
Quantity8
ColorBlack
ConditionNew
item #10045WNA
Show less
8 Pcs Spark Plug Wire Set for 1998-1999 GMC P3500
A-Premium®Part # APSPW121
8 Pcs Spark Plug Wire Set for 1998-1999 GMC P3500
4.660 Reviews
$34.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Check if this fits your vehicle
Item LocatedUnited States
ColorBlack, Red
ConditionNew
item #10045XYC
Note
The wires have a 7mm diameter and are designed to be used with a coil stamped with the number 12558693. The wire leads should be 10.5 inches in length.
Show less
8 Pcs High Performance Spark Plug Ignition Wire Set for 2008 Hummer H2
A-Premium®Part # APSPW001
8 Pcs High Performance Spark Plug Ignition Wire Set for 2008 Hummer H2
4.660 Reviews
$34.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2008 Hummer H2
Check if this fits your vehicle
Item LocatedUnited States
ColorBlack, Red
ConditionNew
item #100461L9
Note
【Note-1】 For Chevrolet Silverado 1500 5.3L, it needs the 12 inch wire (not including the Boots), not the 8inch wire.
【Note-2】 This item is Spiral Wound Design, and its wire diameter is 8mm.
【Note-3】 This item only fits the V8 model.
Show less
8 Pcs High Performance Spark Plug Ignition Wire Set for 2008 Buick Allure
A-Premium®Part # APSPW001
8 Pcs High Performance Spark Plug Ignition Wire Set for 2008 Buick Allure
4.660 Reviews
$34.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2008 Buick Allure
Check if this fits your vehicle
Item LocatedUnited States
ColorBlack, Red
ConditionNew
item #1004625C
Note
【Note-1】 For Chevrolet Silverado 1500 5.3L, it needs the 12 inch wire (not including the Boots), not the 8inch wire.
【Note-2】 This item is Spiral Wound Design, and its wire diameter is 8mm.
【Note-3】 This item only fits the V8 model.
Show less
8 Pcs Spark Plug Wire Set for 2009-2014 Chevrolet Express 1500
A-Premium®Part # APSPW249
8 Pcs Spark Plug Wire Set for 2009-2014 Chevrolet Express 1500
4.660 Reviews
$35.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Check if this fits your vehicle
Item LocatedUnited States
Quantity8
ColorBlack
ConditionNew
item #10045XKU
Show less
8 Pcs Spark Plug Wire Set for 1999-2004 Chevrolet Silverado 2500
A-Premium®Part # APSPW121
8 Pcs Spark Plug Wire Set for 1999-2004 Chevrolet Silverado 2500
4.660 Reviews
$34.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Check if this fits your vehicle
Item LocatedUnited States
ColorBlack, Red
ConditionNew
item #10045XXN
Note
The wires have a 7mm diameter and are designed to be used with a coil stamped with the number 12558693. The wire leads should be 10.5 inches in length.
Show less
8 Pcs Spark Plug Wire Set for 1999-2006 Chevrolet Silverado 1500
A-Premium®Part # APSPW121
8 Pcs Spark Plug Wire Set for 1999-2006 Chevrolet Silverado 1500
4.660 Reviews
$34.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Chevrolet Silverado 1500: 1999 2000 2001 2002 2003 2004 2005 2006
Check if this fits your vehicle
Item LocatedUnited States
ColorBlack, Red
ConditionNew
item #10045Y8L
Note
The wires have a 7mm diameter and are designed to be used with a coil stamped with the number 12558693. The wire leads should be 10.5 inches in length.
Show less
Page 4 of 267

What Spark Plug Wires Do

Spark plug wires carry high voltage from the ignition coil or distributor to the spark plugs on engines equipped with separate ignition leads. Their insulated cables and boots help keep that voltage on its intended path to the plugs.

A-Premium offers wire sets for selected engines with different wire counts, lengths and connections. Match the exact application and ignition layout, then check the terminal ends and boot angles; wire diameter alone does not establish fit.

Inspecting And Replacing Ignition Wires

Heat damage, cuts or loose connections can interfere with spark delivery and contribute to misfires or rough running. Inspect the wires, boots, spark plugs and ignition components before deciding what needs replacement; similar symptoms can have other causes.

Keep each lead connected to the correct terminal and route it away from hot or moving components using the specified supports. Wire manufacturers recommend replacing leads one at a time and pulling on the boot rather than the cable. On distributor-equipped systems, also inspect the cap and distributor rotor as separate components.

Frequently Asked Questions (FAQ)

Does the number of wires always equal the number of cylinders?

The contents depend on the ignition layout: some distributor systems also use a separate coil wire. Check the selected set's listed contents and the vehicle application instead of choosing by cylinder count alone.

Why do wire length and boot angle matter?

The lead must reach the correct connection without stretching and follow a safe route around the engine. Boot shape and angle affect how it seats at the plug or coil and help it clear nearby parts.

Are spark plug wires used on every ignition system?

Some engines use individual coils mounted directly on the spark plugs with insulated coil boots instead of conventional long plug leads. Identify the installed ignition design before choosing wires or boots.

Does a thicker spark plug wire automatically improve ignition performance?

Wire diameter alone does not describe its resistance, terminals or compatibility. Choose the wire construction and specifications appropriate to the ignition system rather than assuming a larger diameter provides an upgrade.

What can damage a spark plug wire before it wears out?

A wire can be burned by nearby exhaust heat, cut by a sharp edge or damaged when the cable is pulled instead of its boot. Correct routing and secure supports help keep the replacement away from these hazards.

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What Does A Spark Plug Do

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Jul 21, 2026