What Does A Spark Plug Do
Spark plugs can make or break your engine’s performance. Understand how they work, how to recognize a faulty one, and get expert advice on choosing the right spark plug for better engine health.
Jul 21, 2026
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Ford F-150 Spark Plug Wire
57 itemsMisfires, rough idle, or weak acceleration can start with aging ignition wires. Replace your spark plug wires set to help deliver steady spark and restore smoother engine performance.
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Walker ProductsPart # 924-1471
Walker Products 924-1471 Spark Plug Wire Set
4.73 Reviews
$52.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 1985-1986 Ford C600, 1985-1986 Ford C700, 1985-1986 Ford C800, 1981-1982 Ford E-250 Econoline Club Wagon, 1979-1979 Ford F-100, 1978-1978 Ford E-100 Econoline, 1977-1982 Ford E-350 Econoline, 1977-1982 Ford E-350 Econoline Club Wagon, 1977-1980 Ford E-250 Econoline, 1977-1979 Ford F-150, 1977-1979 Ford F-250, 1977-1979 Ford F-350, 1977-1978 Ford LTD
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Ford F-150
Item LocatedUnited States
QuantityOne Set
Part interchange
924-1471, 35-8169, 2977, 9165, 9083, 26880, L-6014, CB-140,
...View moreitem #1001PQNT
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DensoPart # 671-8105
Spark Plug Wire Set - Denso 671-8105
51 Reviews
$46.99
Low stock: Only 2 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 1976-1976 Mercury Comet, 1976-1976 Mercury Monarch, 1975-1977 Ford F-500, 1975-1977 Ford Ranchero, 1975-1976 Ford Bronco, 1975-1976 Ford Custom 500, 1975-1976 Ford E-100 Econoline, 1975-1976 Ford E-100 Econoline Club Wagon, 1975-1976 Ford E-150 Econoline, 1975-1976 Ford E-150 Econoline Club Wagon, 1975-1976 Ford E-250 Econoline, 1975-1976 Ford E-250 Econoline, 1975-1976 Ford E-250 Econoline Club Wagon, 1975-1976 Ford E-350 Econoline, 1975-1976 Ford E-350 Econoline, 1975-1976 Ford Elite, 1975-1976 Ford Elite, 1975-1976 Ford F-100, 1975-1976 Ford F-100, 1975-1976 Ford F-150
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Ford F-150
Item LocatedUnited States
QuantityOne Set
Part interchange
671-8105, 128036, 35-8195, 6718105, 96205, 700162, 16-808R, CH833,
...View moreitem #100313U9
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DensoPart # 671-6104
Spark Plug Wire Set - Denso 671-6104
51 Reviews
$31.99
Low stock: Only 2 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 1975-1976 Ford E-100 Econoline Club Wagon, 1975-1976 Ford E-150 Econoline, 1975-1976 Ford E-150 Econoline Club Wagon, 1975-1976 Ford E-250 Econoline, 1975-1976 Ford E-350 Econoline, 1975-1976 Ford F-100, 1975-1976 Ford F-150, 1975-1976 Ford F-250, 1975-1976 Ford F-350, 1972-1976 Ford E-100 Econoline, 1972-1974 Ford E-200 Econoline, 1972-1974 Ford E-300 Econoline, 1969-1974 Ford E-100 Econoline, 1969-1974 Ford E-100 Econoline, 1969-1974 Ford E-200 Econoline, 1969-1974 Ford E-300 Econoline, 1969-1971 Ford E-100 Econoline, 1969-1971 Ford E-200 Econoline, 1969-1970 Ford E-100 Econoline, 1969-1970 Ford E-300 Econoline
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Ford F-150
Item LocatedUnited States
QuantityOne Set
Part interchange
671-6104, 126034, 35-6189, 6716104, 96100, 700126, 16-806X, CH624,
...View moreitem #100313KC
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Walker ProductsPart # 924-1552
Walker Products 924-1552 Spark Plug Wire Set
4.73 Reviews
$66.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2019-2019 Ford Fiesta, 2018-2019 Ford Fiesta, 2018-2019 Ford Fiesta, 2018-2018 Ford Fiesta, 2014-2015 Ford Fiesta, 2011-2013 Ford Fiesta, 2011-2011 Chevrolet Impala, 2010-2013 Chevrolet Express Cargo, 2010-2010 Chevrolet Impala, 2009-2011 Buick Lucerne, 2009-2010 Volkswagen Routan, 2008-2014 Chevrolet Express 1500, 2008-2014 GMC Savana 1500, 2008-2010 Chrysler Town & Country, 2008-2010 Chrysler Town & Country, 2008-2010 Dodge Grand Caravan, 2008-2010 Dodge Grand Caravan, 2008-2009 Buick Allure, 2008-2009 Chevrolet Equinox, 2008-2009 Pontiac Torrent
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Vehicle: Ford F-150
Item LocatedUnited States
QuantityOne Set
Part interchange
924-1552
item #1001PRCV
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DensoPart # 671-6282
Spark Plug Wire Set - Denso 671-6282
51 Reviews
$58.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2007-2008 Ford F-150, 2007-2008 Ford F-150, 2007-2008 Ford F-150
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Ford F-150
Item LocatedUnited States
QuantityOne Set
Part interchange
671-6282, 126059, 6716282, 700591, 2X1878, 6697, QW1556
item #100314DH
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DensoPart # 671-6109
Spark Plug Wire Set - Denso 671-6109
51 Reviews
$59.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2004-2004 Ford F-150 Heritage, 2003-2003 Ford E-150, 2003-2003 Ford E-150 Club Wagon, 2003-2003 Ford E-250, 2001-2003 Ford F-150, 2001-2002 Ford E-150 Econoline, 2001-2002 Ford E-150 Econoline Club Wagon, 2001-2002 Ford E-250 Econoline
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Ford F-150
Item LocatedUnited States
QuantityOne Set
Part interchange
671-6109, 35-6194, MSW1874, 6716109, 16-836U, 11-6099M, 2X1367, 126040,
...View moreitem #100313TC
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Walker ProductsPart # 924-1441
Walker Products 924-1441 Spark Plug Wire Set
4.73 Reviews
$55.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 1986-1986 Mercury Grand Marquis, 1984-1985 Ford LTD, 1984-1985 Mercury Grand Marquis, 1983-1983 Ford LTD, 1983-1983 Ford LTD, 1983-1983 Ford Thunderbird, 1983-1983 Lincoln Continental, 1983-1983 Mercury Cougar, 1982-1983 Ford Mustang, 1982-1983 Mercury Capri, 1982-1982 Lincoln Continental, 1981-1983 DeTomaso Pantera, 1981-1983 Lincoln Town Car, 1981-1982 Ford F-100, 1980-1984 Ford Bronco, 1980-1984 Ford F-250, 1980-1983 Lincoln Mark VI, 1980-1983 Mercury Grand Marquis, 1980-1982 Ford Fairmont, 1980-1982 Ford LTD
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Ford F-150
Item LocatedUnited States
QuantityOne Set
Part interchange
924-1441, 35-8162, 2971, 2977, 9084, 9085, 140, 144,
...View moreitem #1001PU1G
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DensoPart # 671-8100
Spark Plug Wire Set - Denso 671-8100
51 Reviews
$101.99
Low stock: Only 3 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 1999-1999 Ford E-150 Econoline, 1999-1999 Ford E-150 Econoline Club Wagon, 1999-1999 Ford Expedition, 1999-1999 Ford F-150, 1999-1999 Ford F-250
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Ford F-150
Item LocatedUnited States
QuantityOne Set
Part interchange
671-8100, 128030, 35-8190, 6718100, 97058, 700944, 16-818X, CH8890,
...View moreitem #100318AR
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Walker ProductsPart # 924-1604
Walker Products 924-1604 Spark Plug Wire Set
4.73 Reviews
$55.99
Low stock: Only 4 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 1993-1995 Ford F-150
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Ford F-150
Item LocatedUnited States
QuantityOne Set
Part interchange
924-1604, 35-8173, 2965, 9396, 3311, 26912, 6912, 9738,
...View moreitem #1001PQW6
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DensoPart # 671-6238
Spark Plug Wire Set - Denso 671-6238
51 Reviews
$51.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2006-2006 Ford F-150, 2006-2006 Ford F-150, 2006-2006 Ford F-150, 2005-2005 Ford F-150
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Ford F-150
Item LocatedUnited States
QuantityOne Set
Part interchange
671-6238, 126051, 35-6338, 6716238, 700591
item #100315PK
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DensoPart # 671-6093
Spark Plug Wire Set - Denso 671-6093
51 Reviews
$74.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 1997-2000 Ford E-150 Econoline, 1997-2000 Ford E-150 Econoline Club Wagon, 1997-2000 Ford E-250 Econoline, 1997-2000 Ford F-150
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Ford F-150
Item LocatedUnited States
QuantityOne Set
Part interchange
671-6093, MSW1867, 35-6178, 6716093, 16-826B, 11-6019M, 2X1366, QW1205,
...View moreitem #100317UA
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Walker ProductsPart # 924-1600
Walker Products 924-1600 Spark Plug Wire Set
4.73 Reviews
$47.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 1976-1977 Ford P-500, 1976-1976 Ford P-350, 1975-1977 Ford F-500, 1975-1976 Ford Bronco, 1975-1976 Ford E-100 Econoline, 1975-1976 Ford E-100 Econoline Club Wagon, 1975-1976 Ford E-150 Econoline, 1975-1976 Ford E-150 Econoline Club Wagon, 1975-1976 Ford E-250 Econoline, 1975-1976 Ford E-250 Econoline, 1975-1976 Ford E-250 Econoline Club Wagon, 1975-1976 Ford E-350 Econoline, 1975-1976 Ford E-350 Econoline, 1975-1976 Ford Elite, 1975-1976 Ford Elite, 1975-1976 Ford F-150, 1975-1976 Ford F-150, 1975-1976 Ford F-150, 1975-1976 Ford F-150, 1975-1976 Ford Gran Torino
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Ford F-150
Item LocatedUnited States
QuantityOne Set
Part interchange
924-1600, 35-8195, 35-8197, 9612, 9627, 4841, 2801, 9164,
...View moreitem #1001PPTE
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DensoPart # 671-8095
Spark Plug Wire Set - Denso 671-8095
51 Reviews
$107.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 1997-1999 Ford Expedition, 1997-1998 Ford E-150 Econoline, 1997-1998 Ford E-150 Econoline Club Wagon, 1997-1998 Ford F-150, 1997-1998 Ford F-250, 1996-1998 Lincoln Town Car, 1996-1997 Ford Crown Victoria, 1996-1997 Mercury Grand Marquis
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Ford F-150
Item LocatedUnited States
QuantityOne Set
Part interchange
671-8095, 35-8185, 676, MSW2909, 6718095, 16-828D, 11-8020M, 2X1320,
...View moreitem #100318G2
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DensoPart # 671-8078
Spark Plug Wire Set - Denso 671-8078
51 Reviews
$70.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 1989-1993 Laforza Laforza, 1988-1993 Ford Bronco, 1988-1993 Ford E-150 Econoline, 1988-1993 Ford E-150 Econoline Club Wagon, 1988-1993 Ford F-150, 1988-1993 Ford F-250, 1988-1991 Ford E-250 Econoline, 1988-1989 Mercury Grand Marquis, 1987-1992 Lincoln Mark VII, 1987-1987 Ford Country Squire, 1987-1987 Ford LTD Crown Victoria, 1987-1987 Mercury Colony Park, 1987-1987 Mercury Grand Marquis, 1986-1986 Mercury Grand Marquis, 1984-1993 Ford Mustang, 1984-1987 Ford Bronco, 1984-1987 Ford E-150 Econoline, 1984-1987 Ford E-150 Econoline Club Wagon, 1984-1987 Ford E-250 Econoline, 1984-1987 Ford E-250 Econoline Club Wagon
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Ford F-150
Item LocatedUnited States
QuantityOne Set
Part interchange
671-8078, 35-8166, 698, MSW2911, 6718078, 16-818B, 11-840M, 2X1326,
...View moreitem #1003177D
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Walker ProductsPart # 924-1400
Walker Products 924-1400 Spark Plug Wire Set
4.73 Reviews
$53.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 1988-1996 Ford Bronco, 1988-1996 Ford E-150 Econoline, 1988-1996 Ford E-150 Econoline Club Wagon, 1988-1996 Ford F-150, 1988-1996 Ford F-250, 1988-1991 Ford E-250 Econoline, 1988-1989 Mercury Grand Marquis, 1987-1992 Lincoln Mark VII, 1987-1987 Ford Country Squire, 1987-1987 Ford LTD Crown Victoria, 1987-1987 Mercury Colony Park, 1987-1987 Mercury Grand Marquis, 1986-1986 Mercury Grand Marquis, 1984-1993 Ford Mustang, 1984-1987 Ford Bronco, 1984-1987 Ford E-150 Econoline, 1984-1987 Ford E-150 Econoline Club Wagon, 1984-1987 Ford E-250 Econoline, 1984-1987 Ford E-250 Econoline Club Wagon, 1984-1987 Ford E-350 Econoline
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Ford F-150
Item LocatedUnited States
QuantityOne Set
Part interchange
924-1400, 35-8174, 35-8175, 35-8166, 2965, 2971, 9084, 8HY-2965,
...View moreitem #1001PTKS
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DensoPart # 671-8081
Spark Plug Wire Set - Denso 671-8081
51 Reviews
$61.99
Low stock: Only 4 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 1979-1979 Ford F-100, 1978-1978 Ford E-100 Econoline, 1977-1982 Ford E-250 Econoline Club Wagon, 1977-1982 Ford E-350 Econoline, 1977-1982 Ford E-350 Econoline Club Wagon, 1977-1980 Ford E-250 Econoline, 1977-1979 Ford F-150, 1977-1979 Ford F-250, 1977-1979 Ford F-350, 1977-1978 Ford LTD, 1977-1978 Lincoln Continental, 1977-1978 Lincoln Mark V, 1977-1978 Mercury Grand Marquis, 1977-1978 Mercury Marquis
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Ford F-150
Item LocatedUnited States
QuantityOne Set
Part interchange
671-8081, 128008, 35-8169, 6718081, 96264, 700233, 16-818E, 618J,
...View moreitem #100316GL
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Walker ProductsPart # 924-2081
Walker Products 924-2081 Spark Plug Wire Set
4.73 Reviews
$44.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2007-2008 Ford F-150
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Ford F-150
Item LocatedUnited States
QuantityOne Set
Part interchange
924-2081, 35-6352, 4694, 8683, 3356, 9607, 2X1878, 126059,
...View moreitem #1001PU80
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DensoPart # 671-8074
Spark Plug Wire Set - Denso 671-8074
51 Reviews
$61.99
Low stock: Only 5 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 1986-1986 Mercury Grand Marquis, 1984-1985 Ford LTD, 1984-1985 Mercury Grand Marquis, 1983-1983 Ford LTD, 1983-1983 Ford LTD, 1983-1983 Ford Thunderbird, 1983-1983 Lincoln Continental, 1983-1983 Mercury Cougar, 1982-1983 Ford Mustang, 1982-1983 Lincoln Town Car, 1982-1983 Mercury Capri, 1982-1982 Lincoln Continental, 1981-1983 DeTomaso Pantera, 1981-1982 Ford F-100, 1980-1984 Ford Bronco, 1980-1984 Ford F-250, 1980-1983 Lincoln Mark VI, 1980-1983 Mercury Grand Marquis, 1980-1982 Ford Fairmont, 1980-1982 Ford LTD
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Ford F-150
Item LocatedUnited States
QuantityOne Set
Part interchange
671-8074, 35-8162, MSW1290, 6718074, 16-808V, 11-834M, 2X1319, QW837,
...View moreitem #1003167T
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Walker ProductsPart # 924-1445
Walker Products 924-1445 Spark Plug Wire Set
4.73 Reviews
$61.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 1981-1982 Ford F-150, 1981-1982 Ford F-250, 1981-1982 Ford F-350, 1980-1982 Ford Bronco, 1980-1982 Ford E-100 Econoline, 1980-1982 Ford E-150 Econoline, 1980-1982 Ford E-250 Econoline, 1980-1982 Ford E-250 Econoline Club Wagon, 1980-1982 Ford E-250 Econoline Club Wagon, 1980-1982 Ford E-350 Econoline, 1980-1982 Ford E-350 Econoline, 1980-1982 Ford E-350 Econoline Club Wagon, 1980-1982 Ford E-350 Econoline Club Wagon, 1980-1982 Ford F-250, 1980-1982 Ford F-350, 1980-1980 Ford E-100 Econoline, 1980-1980 Ford E-250 Econoline, 1980-1980 Ford F-150, 1980-1980 Ford F-250, 1980-1980 Ford F-350
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Ford F-150
Item LocatedUnited States
QuantityOne Set
Part interchange
924-1445, 35-8163, 2989, 9090, 26854, 35-87829, 4156, 4157,
...View moreitem #1001PQ73
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Walker ProductsPart # 924-1440
Walker Products 924-1440 Spark Plug Wire Set
4.73 Reviews
$50.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 1996-1996 Ford Club Wagon, 1996-1996 Ford Econoline Super Duty, 1995-1995 Ford Club Wagon, 1988-1997 Ford F-250, 1988-1997 Ford F-350, 1988-1996 Ford Bronco, 1988-1996 Ford E-150 Econoline, 1988-1996 Ford E-150 Econoline Club Wagon, 1988-1996 Ford E-250 Econoline, 1988-1996 Ford E-350 Econoline, 1988-1996 Ford E-350 Econoline Club Wagon, 1988-1996 Ford F-150, 1988-1991 Ford E-250 Econoline Club Wagon, 1987-1989 DeTomaso Pantera
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Ford F-150
Item LocatedUnited States
QuantityOne Set
Part interchange
924-1440, 35-8168, 2965, 9086, 26906, 35-87853, 4190, 4187,
...View moreitem #1001PU27
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What are spark plug wires?
Spark plug wires, also known as ignition cables or spark plug leads, are a set of wires that connect the ignition coil or distributor to the spark plugs in an internal combustion engine. They are responsible for transmitting high-voltage electrical energy from the ignition source to the spark plugs, which ignite the fuel-air mixture in the engine's cylinders.
The spark plug wires typically consist of a central core made of conductive materials such as copper, and an insulating layer made of materials like silicone or rubber to prevent electrical current from leaking. The wires are designed to withstand high temperatures and electrical interference and are often color-coded to ensure correct installation.
Signs of bad spark plug wires
Spark plug wires play a crucial role in ensuring reliable engine performance. Worn or damaged spark plug wires can cause misfires, rough idling, and poor fuel efficiency, so it's important to take regular maintenance and replace them as needed.
Engine knocking
When the spark plug wires fail, the engine may produce a knocking sound, particularly under heavy loads. This can be caused by pre-ignition or detonation, which can occur when the spark plug wires are not delivering enough energy to the spark plugs.
Rough shifting (automatic transmission)
In some cases, a damaged spark plug wire can cause rough shifting in an automatic transmission. This can be due to a drop in engine power caused by misfires or other problems related to the spark plug wires.
Burned spark plug wires
If you notice that your spark plug wires are discolored or burned, this can be a sign that they are not functioning properly. Burned spark plug wires can be caused by excessive heat, electrical interference, or other issues.
Poor acceleration
When the spark plug wires are failing, the engine may have trouble accelerating smoothly. This can be due to misfires or other problems related to the spark plug wires.
Stalling
A damaged spark plug wire can cause the engine to stall or cut out, particularly at idle. This can be due to a drop in engine power caused by misfires or other problems related to the spark plug wires.
How to change spark plug wires?
Replacing a spark plug wire set is a relatively simple task, and can usually be completed in under an hour. You can follow these steps:
1. Remove the worn or faulty spark wire set.
To avoid confusion and prevent accidentally switching the wires, it is recommended to replace each spark plug wire individually, starting with the longest one. When removing the wires from either the spark plug or distributor cap, it is important to loosen the connection by twisting or rotating the boot. Yanking or forcefully pulling on the wires may cause them to break. Only pull on the boot and refrain from pulling on the cable.
2. Install the new spark plug wire set
Install the new spark plug wires in the same location as the old wires, making sure to connect each wire to the correct spark plug. If your new spark plug wires have boots, be sure to push the boot firmly onto the spark plug until it clicks into place.
3. Test the new spark plug wires
Once you have installed the new spark plug wires, start the engine and check for any signs of misfires, rough idling, or other problems that could indicate an issue with the spark plug wires. If everything looks good, you're all set!