Deliver clean, reliable spark to every cylinder with the Standard Ignition Spark Plug Wire Set 7543, a direct-fit replacement set for a wide range of GM and import compacts and trucks. It fits the 1993-1996 Buick Century, 1992-1996 Chevrolet Beretta, 1992-1997 Chevrolet Cavalier, 1992-1996 Chevrolet Corsica, 1994-1995 Chevrolet LLV, 1993 Chevrolet Lumina, 1998-2003 Chevrolet S10, 1994-1995 Chevrolet S10, 1994-2003 GMC Sonoma, 1998-2000 Isuzu Hombre, 1993-1996 Oldsmobile Cutlass Ciera, and 1995-1997 Pontiac Sunfire — see the Buyer's Guide tab for the full list.
- Complete plug-wire set: carries high-voltage current from the ignition source to each spark plug.
- Insulated construction: the wire insulation is intended to withstand engine-bay heat and help contain the spark's high voltage.
- Interference control: designed to help suppress radio-frequency interference so the ignition signal reaches the plugs cleanly.
- Direct-fit set: installs in place of the original wires on the listed applications.
If worn or cracked wires are the cause of misfire, rough idle, or hesitation, this set replaces them.
Interchange: 88862403 · 4671 · D801144 · 12096410 · 12173590 · 12192094 · 19170847 · 19170850 · 8121920940 · 3145 · CN27543 · Manufacturer part number 7543 · Part Eazy SKU 7543.
This part cross-references / interchanges with the following part numbers:
Frequently Asked Questions
What does this spark plug wire set do?
It carries high-voltage current from the ignition source to each spark plug, so the correct spark reaches every cylinder.
Which vehicles does the 7543 set fit?
It's a direct-fit set for applications such as the Chevrolet Cavalier, S10, GMC Sonoma, Isuzu Hombre, Buick Century, and more. Check the Buyer's Guide tab for your exact year and model.
What are signs my spark plug wires may need replacing?
Common signs include engine misfire, rough idle, and hesitation. Diagnose the cause first, since these symptoms can have other sources.
What numbers does this set interchange with?
It replaces 88862403, 4671, D801144, 12096410, 12173590, 12192094, 19170847, 19170850, 8121920940, 3145, and CN27543.
Does this set fit both the older and newer Chevrolet S10?
Yes, it's listed for the 1994-1995 and the 1998-2003 Chevrolet S10. Confirm your specific year in the Buyer's Guide.
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