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Spark Plug Wire

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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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9 Pcs Yellow 8 mm Spark Plug Wire Set for 1996-1999 Chevrolet K2500 Suburban9 Pcs Yellow 8 mm Spark Plug Wire Set for 1996-1999 Chevrolet K2500 Suburban
A-Premium®Part # APSPW350
9 Pcs Yellow 8 mm Spark Plug Wire Set for 1996-1999 Chevrolet K2500 Suburban
4.660 Reviews
$44.99
Low stock: Only 3 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Chevrolet K2500 Suburban: 1996 1997 1998 1999
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Item LocatedUnited States
Quantity9
ColorYellow
ConditionNew
item #100554L1
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9 Pcs Yellow 8 mm Spark Plug Wire Set for 1996-1999 Chevrolet K1500 Suburban
A-Premium®Part # APSPW350
9 Pcs Yellow 8 mm Spark Plug Wire Set for 1996-1999 Chevrolet K1500 Suburban
4.660 Reviews
$44.99
Low stock: Only 3 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Chevrolet K1500 Suburban: 1996 1997 1998 1999
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Item LocatedUnited States
Quantity9
ColorYellow
ConditionNew
item #100554SA
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8 Pcs Spark Plug Wire Set for 2003-2009 GMC C4500 Topkick
A-Premium®Part # APSPW250
8 Pcs Spark Plug Wire Set for 2003-2009 GMC C4500 Topkick
4.660 Reviews
$41.99
Low stock: Only 5 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits GMC C4500 Topkick: 2003 2004 2005 2006 2007 2008 2009
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Item LocatedUnited States
Quantity8
ConditionNew
item #1004LGW3
Note
Parts only fit vehicles with V8 8.1L.
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8 Pcs Spark Plug Wire Set for 2003-2009 Chevrolet C8500
A-Premium®Part # APSPW250
8 Pcs Spark Plug Wire Set for 2003-2009 Chevrolet C8500
4.660 Reviews
$41.99
Low stock: Only 5 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Chevrolet C8500: 2003 2004 2005 2006 2007 2008 2009
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Item LocatedUnited States
Quantity8
ConditionNew
item #1004LEX6
Note
Parts only fit vehicles with V8 8.1L.
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8 Pcs Spark Plug Wire Set for 2001-2006 Chevrolet Suburban 2500
A-Premium®Part # APSPW250
8 Pcs Spark Plug Wire Set for 2001-2006 Chevrolet Suburban 2500
4.660 Reviews
$41.99
Low stock: Only 5 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Chevrolet Suburban 2500: 2001 2002 2003 2004 2005 2006
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Item LocatedUnited States
Quantity8
ConditionNew
item #1004LKAL
Note
Parts only fit vehicles with V8 8.1L.
Show less
9 Pcs Yellow 8 mm Spark Plug Wire Set for 1996-1999 Chevrolet C2500 Suburban
A-Premium®Part # APSPW350
9 Pcs Yellow 8 mm Spark Plug Wire Set for 1996-1999 Chevrolet C2500 Suburban
4.660 Reviews
$44.99
Low stock: Only 3 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Chevrolet C2500 Suburban: 1996 1997 1998 1999
Check if this fits your vehicle
Item LocatedUnited States
Quantity9
ColorYellow
ConditionNew
item #100554U3
Show less
9 Pcs Yellow 8 mm Spark Plug Wire Set for 1996-2002 Chevrolet Express 2500
A-Premium®Part # APSPW350
9 Pcs Yellow 8 mm Spark Plug Wire Set for 1996-2002 Chevrolet Express 2500
4.660 Reviews
$44.99
Low stock: Only 3 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Chevrolet Express 2500: 1996 1997 1998 1999 2000 2001 2002
Check if this fits your vehicle
Item LocatedUnited States
Quantity9
ColorYellow
ConditionNew
item #1005525X
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9 Pcs Yellow 8 mm Spark Plug Wire Set for 2000-2001 Isuzu NPR-HD
A-Premium®Part # APSPW350
9 Pcs Yellow 8 mm Spark Plug Wire Set for 2000-2001 Isuzu NPR-HD
4.660 Reviews
$44.99
Low stock: Only 3 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Isuzu NPR-HD: 2000 2001
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Item LocatedUnited States
Quantity9
ColorYellow
ConditionNew
item #100552LK
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6 Pcs Spark Plug Wire Sets for 2005-2009 Chevrolet Equinox
A-Premium®Part # APSPW243
6 Pcs Spark Plug Wire Sets for 2005-2009 Chevrolet Equinox
4.660 Reviews
$47.99
Low stock: Only 4 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Chevrolet Equinox: 2005 2006 2007 2008 2009
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Item LocatedUnited States
Quantity6
ColorBlack
ConditionNew
item #10049AHZ
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6 Pcs Spark Plug Wire Sets for 2005-2006 Buick Terraza
A-Premium®Part # APSPW243
6 Pcs Spark Plug Wire Sets for 2005-2006 Buick Terraza
4.660 Reviews
$47.99
Low stock: Only 4 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Buick Terraza: 2005 2006
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Item LocatedUnited States
Quantity6
ColorBlack
ConditionNew
item #100498SZ
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6 Pcs Spark Plug Wire Sets for 2005-2006 Pontiac Montana
A-Premium®Part # APSPW243
6 Pcs Spark Plug Wire Sets for 2005-2006 Pontiac Montana
4.660 Reviews
$47.99
Low stock: Only 4 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Pontiac Montana: 2005 2006
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Item LocatedUnited States
Quantity6
ColorBlack
ConditionNew
item #10049DYN
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8 Pcs Spark Plug Wire Set for 2001-2006 GMC Sierra 2500 HD
A-Premium®Part # APSPW250
8 Pcs Spark Plug Wire Set for 2001-2006 GMC Sierra 2500 HD
4.660 Reviews
$41.99
Low stock: Only 5 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits GMC Sierra 2500 HD: 2001 2002 2003 2004 2005 2006
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Item LocatedUnited States
Quantity8
ConditionNew
item #1004LHEV
Note
Parts only fit vehicles with V8 8.1L.
Show less
9 Pcs Yellow 8 mm Spark Plug Wire Set for 1996-2002 Chevrolet Express 1500
A-Premium®Part # APSPW350
9 Pcs Yellow 8 mm Spark Plug Wire Set for 1996-2002 Chevrolet Express 1500
4.660 Reviews
$44.99
Low stock: Only 3 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Chevrolet Express 1500: 1996 1997 1998 1999 2000 2001 2002
Check if this fits your vehicle
Item LocatedUnited States
Quantity9
ColorYellow
ConditionNew
item #100553WC
Show less
9 Pcs Yellow 8 mm Spark Plug Wire Set for 1998-2003 GMC W4500 Forward
A-Premium®Part # APSPW350
9 Pcs Yellow 8 mm Spark Plug Wire Set for 1998-2003 GMC W4500 Forward
4.660 Reviews
$44.99
Low stock: Only 3 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits GMC W4500 Forward: 1998 1999 2000 2001 2002 2003
Check if this fits your vehicle
Item LocatedUnited States
Quantity9
ColorYellow
ConditionNew
item #1005524G
Show less
9 Pcs Yellow 8 mm Spark Plug Wire Set for 1996-2000 GMC C2500
A-Premium®Part # APSPW350
9 Pcs Yellow 8 mm Spark Plug Wire Set for 1996-2000 GMC C2500
4.660 Reviews
$44.99
Low stock: Only 3 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits GMC C2500: 1996 1997 1998 1999 2000
Check if this fits your vehicle
Item LocatedUnited States
Quantity9
ColorYellow
ConditionNew
item #1005556Z
Show less
6 Pcs Spark Plug Wire Sets for 2006-2007 Buick Rendezvous
A-Premium®Part # APSPW243
6 Pcs Spark Plug Wire Sets for 2006-2007 Buick Rendezvous
4.660 Reviews
$47.99
Low stock: Only 4 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Buick Rendezvous: 2006 2007
Check if this fits your vehicle
Item LocatedUnited States
Quantity6
ColorBlack
ConditionNew
item #10049DQX
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9 Pcs Yellow 8 mm Spark Plug Wire Set for 1996-1999 Chevrolet P30
A-Premium®Part # APSPW350
9 Pcs Yellow 8 mm Spark Plug Wire Set for 1996-1999 Chevrolet P30
4.660 Reviews
$44.99
Low stock: Only 3 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Chevrolet P30: 1996 1997 1998 1999
Check if this fits your vehicle
Item LocatedUnited States
Quantity9
ColorYellow
ConditionNew
item #100555DD
Show less
9 Pcs Yellow 8 mm Spark Plug Wire Set for 1996-2003 GMC W3500 Forward
A-Premium®Part # APSPW350
9 Pcs Yellow 8 mm Spark Plug Wire Set for 1996-2003 GMC W3500 Forward
4.660 Reviews
$44.99
Low stock: Only 3 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits GMC W3500 Forward: 1996 1997 1998 1999 2000 2001 2002 2003
Check if this fits your vehicle
Item LocatedUnited States
Quantity9
ColorYellow
ConditionNew
item #100551W0
Show less
8 Pcs Spark Plug Wire Set for 2000-2006 Chevrolet Suburban 2500
A-Premium®Part # APSPW546
8 Pcs Spark Plug Wire Set for 2000-2006 Chevrolet Suburban 2500
4.660 Reviews
$29.99
Low stock: Only 3 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Chevrolet Suburban 2500: 2000 2001 2002 2003 2004 2005 2006
Check if this fits your vehicle
Item LocatedUnited States
Quantity8
ConditionNew
item #1018CSK1
Note
This item comes with 10.5 inches Lead.
Show less
8 Pcs Spark Plug Wire Set for 2002-2006 Cadillac Escalade
A-Premium®Part # APSPW546
8 Pcs Spark Plug Wire Set for 2002-2006 Cadillac Escalade
4.660 Reviews
$29.99
Low stock: Only 3 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Cadillac Escalade: 2002 2003 2004 2005 2006
Check if this fits your vehicle
Item LocatedUnited States
Quantity8
ConditionNew
item #1018CRSY
Note
This item comes with 10.5 inches Lead.
Show less
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Page 27 of 266

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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