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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Cadillac Spark Plug Wire
112 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 # 924-1410
Walker Products 924-1410 Spark Plug Wire Set
4.73 Reviews
$48.99
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3-year warranty
90 days free return
Fits 1986-1986 Cadillac Fleetwood, 1985-1985 Cadillac Commercial Chassis, 1982-1985 Cadillac Eldorado, 1982-1985 Cadillac Fleetwood, 1982-1985 Cadillac Seville, 1982-1984 Cadillac DeVille, 1980-1984 Cadillac Fleetwood, 1980-1981 Cadillac DeVille, 1980-1981 Cadillac Eldorado, 1980-1981 Cadillac Seville, 1979-1979 Cadillac DeVille, 1979-1979 Cadillac Fleetwood, 1977-1984 Cadillac Commercial Chassis, 1977-1978 Cadillac DeVille, 1977-1978 Cadillac Eldorado, 1977-1978 Cadillac Fleetwood, 1974-1974 Cadillac Calais, 1974-1974 Cadillac DeVille, 1974-1974 Cadillac Eldorado, 1974-1974 Cadillac Fleetwood
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Vehicle: Cadillac
Item LocatedUnited States
QuantityOne Set
Part interchange
924-1410, 35-8106, 35-8125, 2920, 9046, 26838, 35-87840, 881,
...View moreitem #1001PRYS
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Walker ProductsPart # 924-1407
Walker Products 924-1407 Spark Plug Wire Set
4.73 Reviews
$48.99
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3-year warranty
90 days free return
Fits 1994-1994 Cadillac Commercial Chassis, 1993-1993 Cadillac Fleetwood, 1992-1993 Cadillac Commercial Chassis, 1992-1993 Chevrolet Caprice, 1992-1993 Chevrolet Caprice, 1991-1993 Buick Commercial Chassis, 1991-1993 Buick Roadmaster, 1991-1992 Cadillac Brougham, 1991-1992 Oldsmobile Custom Cruiser, 1991-1991 Chevrolet Caprice, 1991-1991 Chevrolet Commercial Chassis, 1990-1990 Cadillac Brougham, 1990-1990 Chevrolet Caprice, 1989-1992 Chevrolet Camaro, 1989-1992 Chevrolet Camaro, 1989-1992 Pontiac Firebird, 1989-1992 Pontiac Firebird, 1989-1990 Chevrolet Caprice
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Vehicle: Cadillac
Item LocatedUnited States
QuantityOne Set
Part interchange
924-1407, 35-8117, 2907, 9043, 27850, 35-77805, 780, 7813,
...View moreitem #1001PPU7
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Walker ProductsPart # 924-1300
Walker Products 924-1300 Spark Plug Wire Set
4.73 Reviews
$47.99
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3-year warranty
90 days free return
Fits 1992-1995 Chevrolet Lumina APV, 1992-1995 Pontiac Trans Sport, 1992-1994 Oldsmobile Silhouette, 1990-1992 Chevrolet Camaro, 1990-1992 Pontiac Firebird, 1990-1991 Chevrolet Lumina APV, 1990-1991 Oldsmobile Silhouette, 1990-1991 Pontiac Trans Sport, 1986-1986 Oldsmobile Cutlass Ciera, 1985-1988 Pontiac Fiero, 1985-1986 Cadillac Cimarron, 1985-1986 Chevrolet Cavalier, 1985-1986 Chevrolet Celebrity, 1985-1986 Oldsmobile Firenza, 1985-1986 Pontiac 6000, 1985-1985 Buick Skylark, 1985-1985 Chevrolet Citation II
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Vehicle: Cadillac
Item LocatedUnited States
QuantityOne Set
Part interchange
924-1300, 35-6137, 35-6108, 35-6135, 2929, 9019, 9020, HY-189,
...View moreitem #1001PU2U
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Walker ProductsPart # 924-1408
Walker Products 924-1408 Spark Plug Wire Set
4.73 Reviews
$46.99
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3-year warranty
90 days free return
Fits 1989-1989 Cadillac Fleetwood, 1987-1988 Cadillac Allante, 1987-1988 Cadillac Commercial Chassis, 1987-1988 Cadillac DeVille, 1987-1988 Cadillac Eldorado, 1987-1988 Cadillac Fleetwood, 1987-1988 Cadillac Seville, 1985-1985 Cadillac DeVille
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Vehicle: Cadillac
Item LocatedUnited States
QuantityOne Set
Part interchange
924-1408, 35-8134, 2958, 9055, 9522, 26890, 35-87813, 35-87818,
...View moreitem #1001PU4Y
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Walker ProductsPart # 924-1396
Walker Products 924-1396 Spark Plug Wire Set
4.73 Reviews
$69.99
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3-year warranty
90 days free return
Fits 1973-1973 Ford M-400, 1972-1974 Lincoln Mark IV, 1972-1972 Ford F-250, 1972-1972 Ford F-350, 1972-1972 Ford Gran Torino, 1972-1972 Ford P-350, 1971-1973 Ford F-100, 1971-1973 Ford F-100, 1971-1973 Ford F-250, 1971-1973 Ford F-250, 1971-1973 Ford F-350, 1971-1973 Ford F-350, 1971-1973 Ford P-350, 1971-1972 Mercury Comet, 1971-1971 Ford Country Sedan, 1971-1971 Ford Country Squire, 1971-1971 Ford Custom, 1971-1971 Ford Custom 500, 1971-1971 Ford Galaxie 500, 1971-1971 Ford LTD
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Vehicle: Cadillac
Item LocatedUnited States
QuantityOne Set
Part interchange
924-1396, 35-8194, 2801, 9165, 9167, 106, 109, 4840,
...View moreitem #1001PP8Q
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Walker ProductsPart # 924-1334
Walker Products 924-1334 Spark Plug Wire Set
4.73 Reviews
$42.99
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3-year warranty
90 days free return
Fits 1987-1987 Buick Regal, 1986-1987 Buick Regal, 1986-1986 Buick Regal, 1986-1986 Oldsmobile Delta 88, 1983-1985 Buick Century, 1982-1984 Buick Regal, 1982-1982 Chevrolet Celebrity, 1982-1982 Oldsmobile Cutlass Ciera, 1982-1982 Pontiac Grand LeMans, 1981-1984 Buick Riviera, 1981-1982 Cadillac Eldorado, 1981-1982 Cadillac Seville, 1981-1981 Pontiac LeMans, 1981-1981 Pontiac LeMans, 1981-1981 Pontiac LeMans, 1980-1987 Chevrolet Monte Carlo, 1980-1985 Buick LeSabre, 1980-1985 Chevrolet Caprice, 1980-1985 Chevrolet Impala, 1980-1984 Buick Electra
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Cadillac
Item LocatedUnited States
QuantityOne Set
Part interchange
924-1334, 35-6119, 35-6122, 2930, 9372, 9027, 9371, 26629,
...View moreitem #1001PR4Y
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Walker ProductsPart # 924-1226
Walker Products 924-1226 Spark Plug Wire Set
4.73 Reviews
$37.99
Low stock: Only 4 left
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3-year warranty
90 days free return
Fits 1991-1991 Pontiac Sunbird, 1989-1990 Pontiac LeMans, 1988-1990 Pontiac Optima, 1987-1990 Pontiac Sunbird, 1987-1989 Pontiac Grand Am, 1987-1988 Buick Skyhawk, 1987-1988 Oldsmobile Firenza, 1987-1988 Oldsmobile Firenza, 1987-1988 Oldsmobile Firenza, 1987-1987 Oldsmobile Firenza, 1987-1987 Oldsmobile Firenza, 1987-1987 Oldsmobile Firenza, 1986-1986 Pontiac Sunbird, 1985-1986 Cadillac Cimarron, 1985-1986 Chevrolet Cavalier, 1984-1985 Pontiac J2000 Sunbird, 1983-1986 Buick Skyhawk, 1983-1986 Oldsmobile Firenza, 1983-1984 Cadillac Cimarron, 1983-1984 Chevrolet S10
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Vehicle: Cadillac
Item LocatedUnited States
QuantityOne Set
Part interchange
924-1226, 35-4118, 35-4101, 2903, 9011, 9481, 9015, 27426,
...View moreitem #1001PP4V
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Walker ProductsPart # 924-1417
Walker Products 924-1417 Spark Plug Wire Set
4.73 Reviews
$48.99
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3-year warranty
90 days free return
Fits 1988-1988 Jeep J10, 1987-1991 Jeep Grand Wagoneer, 1984-1986 Jeep Grand Wagoneer, 1979-1979 American Motors Spirit, 1978-1979 American Motors AMX, 1978-1979 American Motors Concord, 1978-1979 American Motors Pacer, 1977-1988 Jeep J20, 1976-1981 Jeep CJ7, 1976-1976 Jeep J20, 1976-1976 Jeep J20, 1975-1983 Jeep Wagoneer, 1975-1978 Jeep Wagoneer, 1975-1977 American Motors Hornet, 1975-1976 American Motors Gremlin, 1975-1975 Jeep J20, 1974-1987 Jeep J10, 1974-1983 Jeep Cherokee, 1974-1981 Jeep CJ5, 1974-1978 Jeep Cherokee
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Vehicle: Cadillac
Item LocatedUnited States
QuantityOne Set
Part interchange
924-1417, 35-8311, 35-8142, 2820, 9141, 9146, 111, 9140,
...View moreitem #1001PP6U
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Walker ProductsPart # 924-1411
Walker Products 924-1411 Spark Plug Wire Set
4.73 Reviews
$73.99
Edit ZIP code
3-year warranty
90 days free return
Fits 1986-1986 Cadillac Commercial Chassis, 1986-1986 Cadillac DeVille, 1986-1986 Cadillac Eldorado, 1986-1986 Cadillac Fleetwood, 1986-1986 Cadillac Seville, 1985-1985 Cadillac DeVille
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Cadillac
Item LocatedUnited States
QuantityOne Set
Part interchange
924-1411, 35-8115, 2878, 9066, 9522, 27835, 35-77829, 7811,
...View moreitem #1001PS5K
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Walker ProductsPart # 924-2073
Walker Products 924-2073 Spark Plug Wire Set
4.73 Reviews
$62.99
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3-year warranty
90 days free return
Fits 2015-2015 Chevrolet Camaro, 2012-2015 Chevrolet Caprice, 2011-2011 Chevrolet Caprice, 2010-2015 Chevrolet Camaro, 2009-2014 Cadillac CTS, 2004-2005 Cadillac CTS, 2004-2004 Pontiac GTO, 2003-2004 Chevrolet Corvette
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Cadillac
Item LocatedUnited States
QuantityOne Set
Part interchange
924-2073, 35-77873, 35-8347, 4680, 9018, 9840, 9841, 3147,
...View moreitem #1001PP8T
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Walker ProductsPart # 924-1601
Walker Products 924-1601 Spark Plug Wire Set
4.73 Reviews
$48.99
Edit ZIP code
3-year warranty
90 days free return
Fits 1978-1978 Buick Century, 1978-1978 Chevrolet Malibu, 1975-1976 Cadillac Calais, 1975-1976 Cadillac Commercial Chassis, 1975-1976 Cadillac DeVille, 1975-1976 Cadillac Eldorado, 1975-1976 Cadillac Fleetwood
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Cadillac
Item LocatedUnited States
QuantityOne Set
Part interchange
924-1601, 35-8154, 2920, 9046, 2947, 26838, 6838, 9659,
...View moreitem #1001PQPE
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Walker ProductsPart # 924-1409
Walker Products 924-1409 Spark Plug Wire Set
4.73 Reviews
$47.99
Low stock: Only 4 left
Edit ZIP code
3-year warranty
90 days free return
Fits 1994-1995 Cadillac DeVille, 1993-1993 Cadillac 60 Special, 1993-1993 Cadillac Eldorado, 1993-1993 Cadillac Seville, 1992-1993 Cadillac Commercial Chassis, 1989-1993 Cadillac DeVille, 1989-1992 Cadillac Allante, 1989-1992 Cadillac Eldorado, 1989-1992 Cadillac Fleetwood, 1989-1992 Cadillac Seville, 1989-1991 Cadillac Commercial Chassis
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Cadillac
Item LocatedUnited States
QuantityOne Set
Part interchange
924-1409, 35-8111, 2905, 9057, 9058, 9059, 26894, 35-87823,
...View moreitem #1001PP52
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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!