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GMC Spark Plug Wire

771 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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6 Pcs Spark Plug Wire Set for 1985-1986 GMC G35006 Pcs Spark Plug Wire Set for 1985-1986 GMC G3500
A-Premium®Part # APSPW480
6 Pcs Spark Plug Wire Set for 1985-1986 GMC G3500
4.660 Reviews
$58.99
Low stock: Only 5 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits GMC G3500: 1985 1986
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: GMC
Item LocatedUnited States
Quantity6
Part interchange
6648, 6716030, 12043816
ConditionNew
item #1014G3Z4
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8 Pcs Spark Plug Wire Sets for 1975 GMC C25 Suburban
A-Premium®Part # APSPW161
8 Pcs Spark Plug Wire Sets for 1975 GMC C25 Suburban
4.660 Reviews
$54.99
Low stock: Only 3 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: GMC
Item LocatedUnited States
Quantity8
ColorBlack
ConditionNew
item #1004968W
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8 Pcs Spark Plug Wire Sets for 1975 GMC P25
A-Premium®Part # APSPW161
8 Pcs Spark Plug Wire Sets for 1975 GMC P25
4.660 Reviews
$54.99
Low stock: Only 3 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: GMC
Item LocatedUnited States
Quantity8
ColorBlack
ConditionNew
item #10049DPY
Show less
8 Pcs Spark Plug Wire Sets for 1975-1976 GMC G25
A-Premium®Part # APSPW161
8 Pcs Spark Plug Wire Sets for 1975-1976 GMC G25
4.660 Reviews
$54.99
Low stock: Only 3 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits GMC G25: 1975 1976
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: GMC
Item LocatedUnited States
Quantity8
ColorBlack
ConditionNew
item #100498Z1
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8 Pcs Black 7 mm Spark Plug Wire Set for 2003-2006 GMC Sierra 3500
A-Premium®Part # APSPW324
8 Pcs Black 7 mm Spark Plug Wire Set for 2003-2006 GMC Sierra 3500
4.660 Reviews
$68.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits GMC Sierra 3500: 2003 2004 2005 2006
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: GMC
Item LocatedUnited States
Quantity8
ColorBlack
ConditionNew
item #1005503Q
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9 Pcs Spark Plug Wire Sets for 1987 GMC Caballero 5.0L V8
A-Premium®Part # APSPW428
9 Pcs Spark Plug Wire Sets for 1987 GMC Caballero 5.0L V8
4.660 Reviews
$48.99
Low stock: Only 4 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 1987 GMC Caballero
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: GMC
Item LocatedUnited States
Quantity9
Part interchange
XS10265, 6718019, 12073928
ConditionNew
item #10027A98
Show less
7 Pcs Spark Plug Wire Sets for 1970-1974 GMC Jimmy
A-Premium®Part # APSPW413
7 Pcs Spark Plug Wire Sets for 1970-1974 GMC Jimmy
4.660 Reviews
$34.99
Low stock: Only 2 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits GMC Jimmy: 1970 1971 1972 1973 1974
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: GMC
Item LocatedUnited States
Quantity7
Part interchange
6716044, 12043762
ConditionNew
item #1013AC1K
Show less
8 Pcs Spark Plug Wire Sets for 1980-1985 GMC C7000
A-Premium®Part # APSPW378
8 Pcs Spark Plug Wire Sets for 1980-1985 GMC C7000
4.660 Reviews
$41.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits GMC C7000: 1980 1981 1982 1983 1984 1985
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: GMC
Item LocatedUnited States
Quantity8
ConditionNew
item #1012Z6XK
Note
This item comes with Silicone Wire And Plug Boots.
Show less
6 Pcs Spark Plug Wire Set for 1985-1986 GMC G2500
A-Premium®Part # APSPW480
6 Pcs Spark Plug Wire Set for 1985-1986 GMC G2500
4.660 Reviews
$58.99
Low stock: Only 5 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits GMC G2500: 1985 1986
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: GMC
Item LocatedUnited States
Quantity6
Part interchange
6648, 6716030, 12043816
ConditionNew
item #1014G2RN
Show less
8 Pcs Spark Plug Wire Set for 1981-1982 GMC Jimmy
A-Premium®Part # APSPW116
8 Pcs Spark Plug Wire Set for 1981-1982 GMC Jimmy
4.660 Reviews
$56.99
Low stock: Only 3 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits GMC Jimmy: 1981 1982
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: GMC
Item LocatedUnited States
Quantity8
ColorBlack
ConditionNew
item #1004R3GG
Show less
7 Pcs Spark Plug Wire Sets for 1970-1974 GMC G15/G1500 Van
A-Premium®Part # APSPW413
7 Pcs Spark Plug Wire Sets for 1970-1974 GMC G15/G1500 Van
4.660 Reviews
$34.99
Low stock: Only 2 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits GMC G15/G1500 Van: 1970 1971 1972 1973 1974
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: GMC
Item LocatedUnited States
Quantity7
Part interchange
6716044, 12043762
ConditionNew
item #1013A8WL
Show less
7 Pcs Spark Plug Wire Sets for 1970-1974 GMC C15/C1500 Pickup
A-Premium®Part # APSPW413
7 Pcs Spark Plug Wire Sets for 1970-1974 GMC C15/C1500 Pickup
4.660 Reviews
$34.99
Low stock: Only 2 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits GMC C15/C1500 Pickup: 1970 1971 1972 1973 1974
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: GMC
Item LocatedUnited States
Quantity7
Part interchange
6716044, 12043762
ConditionNew
item #1013A7DV
Show less
7 Pcs Spark Plug Wire Sets for 1970-1974 GMC P15/P1500 Van
A-Premium®Part # APSPW413
7 Pcs Spark Plug Wire Sets for 1970-1974 GMC P15/P1500 Van
4.660 Reviews
$34.99
Low stock: Only 2 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits GMC P15/P1500 Van: 1970 1971 1972 1973 1974
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: GMC
Item LocatedUnited States
Quantity7
Part interchange
6716044, 12043762
ConditionNew
item #1013AA42
Show less
7 Pcs Spark Plug Wire Sets for 1970-1974 GMC C15/C1500 Suburban
A-Premium®Part # APSPW413
7 Pcs Spark Plug Wire Sets for 1970-1974 GMC C15/C1500 Suburban
4.660 Reviews
$34.99
Low stock: Only 2 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits GMC C15/C1500 Suburban: 1970 1971 1972 1973 1974
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: GMC
Item LocatedUnited States
Quantity7
Part interchange
6716044, 12043762
ConditionNew
item #1013A664
Show less
7 Pcs Spark Plug Wire Sets for 1970-1974 GMC C25/C2500 Pickup
A-Premium®Part # APSPW413
7 Pcs Spark Plug Wire Sets for 1970-1974 GMC C25/C2500 Pickup
4.660 Reviews
$34.99
Low stock: Only 2 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits GMC C25/C2500 Pickup: 1970 1971 1972 1973 1974
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: GMC
Item LocatedUnited States
Quantity7
Part interchange
6716044, 12043762
ConditionNew
item #1013A7C0
Show less
7 Pcs Spark Plug Wire Sets for 1970-1974 GMC P25/P2500 Van
A-Premium®Part # APSPW413
7 Pcs Spark Plug Wire Sets for 1970-1974 GMC P25/P2500 Van
4.660 Reviews
$34.99
Low stock: Only 2 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits GMC P25/P2500 Van: 1970 1971 1972 1973 1974
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: GMC
Item LocatedUnited States
Quantity7
Part interchange
6716044, 12043762
ConditionNew
item #1013A5Z4
Show less
7 Pcs Spark Plug Wire Sets for 1970-1974 GMC K25/K2500 Suburban
A-Premium®Part # APSPW413
7 Pcs Spark Plug Wire Sets for 1970-1974 GMC K25/K2500 Suburban
4.660 Reviews
$34.99
Low stock: Only 2 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits GMC K25/K2500 Suburban: 1970 1971 1972 1973 1974
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: GMC
Item LocatedUnited States
Quantity7
Part interchange
6716044, 12043762
ConditionNew
item #1013AC0C
Show less
8 Pcs Spark Plug Wire Sets for 1979-1986 GMC C3500
A-Premium®Part # APSPW378
8 Pcs Spark Plug Wire Sets for 1979-1986 GMC C3500
4.660 Reviews
$41.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits GMC C3500: 1979 1980 1981 1982 1983 1984 1985 1986
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: GMC
Item LocatedUnited States
Quantity8
ConditionNew
item #1012Z7H6
Note
This item comes with Silicone Wire And Plug Boots.
Show less
8 Pcs Spark Plug Wire Sets for 1977-1978 GMC C35
A-Premium®Part # APSPW378
8 Pcs Spark Plug Wire Sets for 1977-1978 GMC C35
4.660 Reviews
$41.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: GMC
Item LocatedUnited States
Quantity8
ConditionNew
item #1012Z2PR
Note
This item comes with Silicone Wire And Plug Boots.
Show less
8 Pcs Spark Plug Wire Sets for 1980-1982 GMC C6000
A-Premium®Part # APSPW378
8 Pcs Spark Plug Wire Sets for 1980-1982 GMC C6000
4.660 Reviews
$41.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits GMC C6000: 1980 1981 1982
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: GMC
Item LocatedUnited States
Quantity8
ConditionNew
item #1012Z6Q4
Note
This item comes with Silicone Wire And Plug Boots.
Show less
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Page 28 of 39

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.

Popular Models under GMC

Related Categories

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