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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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8 Pcs Spark Plug Wire Sets for 1979-1987 GMC P35008 Pcs Spark Plug Wire Sets for 1979-1987 GMC P3500
A-Premium®Part # APSPW378
8 Pcs Spark Plug Wire Sets for 1979-1987 GMC P3500
4.660 Reviews
$41.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits GMC P3500: 1979 1980 1981 1982 1983 1984 1985 1986 1987
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: GMC
Item LocatedUnited States
Quantity8
ConditionNew
item #1012Z2CS
Note
This item comes with Silicone Wire And Plug Boots.
Show less
8 Pcs Spark Plug Wire Sets for 1977-1978 GMC K25
A-Premium®Part # APSPW378
8 Pcs Spark Plug Wire Sets for 1977-1978 GMC K25
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 #1012Z31G
Note
This item comes with Silicone Wire And Plug Boots.
Show less
8 Pcs Spark Plug Wire Set for 1981-1982 GMC C1500
A-Premium®Part # APSPW116
8 Pcs Spark Plug Wire Set for 1981-1982 GMC C1500
4.660 Reviews
$56.99
Low stock: Only 3 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits GMC C1500: 1981 1982
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: GMC
Item LocatedUnited States
Quantity8
ColorBlack
ConditionNew
item #1004R56P
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8 Pcs Spark Plug Wire Set for 1979-1980 GMC Caballero
A-Premium®Part # APSPW116
8 Pcs Spark Plug Wire Set for 1979-1980 GMC Caballero
4.660 Reviews
$56.99
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 #1004R880
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8 Pcs Spark Plug Wire Sets for 1975 GMC K15 Suburban
A-Premium®Part # APSPW161
8 Pcs Spark Plug Wire Sets for 1975 GMC K15 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 #10049508
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8 Pcs Spark Plug Wire Sets for 1975 GMC K25 Suburban
A-Premium®Part # APSPW161
8 Pcs Spark Plug Wire Sets for 1975 GMC K25 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 #10049515
Show less
8 Pcs Spark Plug Wire Sets for 1975 GMC C15 Suburban
A-Premium®Part # APSPW161
8 Pcs Spark Plug Wire Sets for 1975 GMC C15 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 #10049AUG
Show less
6 Pcs Spark Plug Wire Sets for 1982-1985 GMC S15
A-Premium®Part # APSPW395
6 Pcs Spark Plug Wire Sets for 1982-1985 GMC S15
4.660 Reviews
$40.99
Low stock: Only 3 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits GMC S15: 1982 1983 1984 1985
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: GMC
Item LocatedUnited States
Quantity6
Part interchange
6714004, 55434, 22450W8825, 8942150810, 8942188100, 94021091, 94021092, 94021093, 
...View more
ConditionNew
item #10139SAW
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7 Pcs Spark Plug Wire Sets for 1971-1974 GMC G35/G3500 Van
A-Premium®Part # APSPW413
7 Pcs Spark Plug Wire Sets for 1971-1974 GMC G35/G3500 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 G35/G3500 Van: 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 #1013AA96
Show less
8 Pcs Spark Plug Wire Sets for 1979 GMC P1500 7.4L V8
A-Premium®Part # APSPW378
8 Pcs Spark Plug Wire Sets for 1979 GMC P1500 7.4L V8
4.660 Reviews
$41.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 1979 GMC P1500
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: GMC
Item LocatedUnited States
Quantity8
ConditionNew
item #10019S5Q
Note
This item comes with Silicone Wire And Plug Boots.
Show less
8 Pcs Spark Plug Wire Sets for 1979-1986 GMC C2500
A-Premium®Part # APSPW378
8 Pcs Spark Plug Wire Sets for 1979-1986 GMC C2500
4.660 Reviews
$41.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits GMC C2500: 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 #1012Z3N9
Note
This item comes with Silicone Wire And Plug Boots.
Show less
8 Pcs Spark Plug Wire Set for 1981 GMC K2500 Suburban
A-Premium®Part # APSPW116
8 Pcs Spark Plug Wire Set for 1981 GMC K2500 Suburban
4.660 Reviews
$56.99
Low stock: Only 3 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 1981 GMC K2500 Suburban
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: GMC
Item LocatedUnited States
Quantity8
ColorBlack
ConditionNew
item #1004R3Z0
Show less
8 Pcs Spark Plug Wire Set for 1981-1982 GMC K1500
A-Premium®Part # APSPW116
8 Pcs Spark Plug Wire Set for 1981-1982 GMC K1500
4.660 Reviews
$56.99
Low stock: Only 3 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits GMC K1500: 1981 1982
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: GMC
Item LocatedUnited States
Quantity8
ColorBlack
ConditionNew
item #1004R7DW
Show less
8 Pcs Spark Plug Wire Sets for 1977-1978 GMC P35
A-Premium®Part # APSPW378
8 Pcs Spark Plug Wire Sets for 1977-1978 GMC P35
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 #1012Z6QN
Note
This item comes with Silicone Wire And Plug Boots.
Show less
6 Pcs Spark Plug Wire Sets for 1978-1984 GMC Caballero
A-Premium®Part # APSPW363
6 Pcs Spark Plug Wire Sets for 1978-1984 GMC Caballero
4.660 Reviews
$37.99
Low stock: Only 2 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits GMC Caballero: 1978 1979 1980 1981 1982 1983 1984
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: GMC
Item LocatedUnited States
Quantity6
Part interchange
6716023, 6641, 12043722
ConditionNew
item #1013A5Q5
Show less
8 Pcs Spark Plug Wire Sets for 1981-1982 GMC K1500 Suburban
A-Premium®Part # APSPW381
8 Pcs Spark Plug Wire Sets for 1981-1982 GMC K1500 Suburban
4.660 Reviews
$47.99
Low stock: Only 2 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits GMC K1500 Suburban: 1981 1982
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: GMC
Item LocatedUnited States
Quantity8
Part interchange
6718060, 12043737
ConditionNew
item #1013AAZZ
Show less
6 Pcs Spark Plug Wire Set for 1985-1986 GMC C1500
A-Premium®Part # APSPW480
6 Pcs Spark Plug Wire Set for 1985-1986 GMC C1500
4.660 Reviews
$58.99
Low stock: Only 5 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits GMC C1500: 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 #1014G739
Show less
8 Pcs Spark Plug Wire Sets for 1975 GMC K25
A-Premium®Part # APSPW161
8 Pcs Spark Plug Wire Sets for 1975 GMC K25
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 #1004966G
Show less
8 Pcs Spark Plug Wire Sets for 1975 GMC C35
A-Premium®Part # APSPW161
8 Pcs Spark Plug Wire Sets for 1975 GMC C35
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 #10049CK0
Show less
8 Pcs Spark Plug Wire Set for 1981-1982 GMC C2500 Suburban
A-Premium®Part # APSPW116
8 Pcs Spark Plug Wire Set for 1981-1982 GMC C2500 Suburban
4.660 Reviews
$56.99
Low stock: Only 3 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits GMC C2500 Suburban: 1981 1982
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: GMC
Item LocatedUnited States
Quantity8
ColorBlack
ConditionNew
item #1004R87V
Show less
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Page 30 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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