When do spark plug wires need to be replaced?

The lifespan of spark plug wires varies based on factors including the climate and driving habits, but they generally last about 60,000-100,00 miles. Periodic replacement helps maintain the engine’s performance.

What are signs spark plug wires should be replaced?

Common signs of wear can include a rough-running engine, possible misfires and even hard starting. Acceleration can be affected and fuel economy can decline. Visually, cracks or fraying of the wires are signs replacement is needed.

Are all spark plug wires the same?

No. Material composition and design can vary widely, resulting in varying levels of conductivity, durability and electrical interference suppression. GM Genuine Parts and ACDelco Gold Spark Plug Wires meet GM factory specifications.

Do battery cables need to be replaced often?

Generally, battery cables don't need periodic replacement, but they are subject to corrosion and other forces of wear that can affect their performance. This is especially true in climates of high humidity, where the roads are salted in the winter.

What are signs of the battery cables need to be replaced?

If loose connections are ruled out, hard starting, a failure to start and other intermittent electrical issues are common signs the battery cables should be checked for corrosion and other signs of wear.

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Description

⚡ Ignite your drive with pro-grade spark power!

PERFECT OEM FIT SEAL - Distributor boot design guarantees a water-tight seal and hassle-free installation, matching new vehicle specs.
WIDE VEHICLE COMPATIBILITY - Covers over 96% of domestic vehicles including GM, Ford, Honda, Nissan, and Toyota—upgrade with confidence.
UNMATCHED SPARK PERFORMANCE - Engineered wire conductor and diameter deliver maximum ignition power for peak engine efficiency.
DURABLE HIGH HEAT INSULATION - Premium silicone and fiberglass materials ensure long-lasting resistance to extreme temperatures and wear.
CORROSION RESISTANT TERMINALS - Advanced terminal design improves spark plug retention and withstands harsh conditions for reliable performance.

The ACDelco Professional 9718Q Spark Plug Wire Set combines high-temp silicone and fiberglass insulation with precision-engineered wire and terminal design to deliver maximum spark efficiency and durability. Compatible with over 96% of domestic vehicles, it ensures OEM-level fit, corrosion resistance, and reliable ignition performance for professional-grade tune-ups.

Specifications

ASIN	B000S2SRXC
Best Sellers Rank	#62,930 in Automotive ( See Top 100 in Automotive ) #40 in Automotive Wire Sets
Brand Name	ACDelco
Cable Type	Serial
Connector Type	RJ45
Customer Reviews	4.7 4.7 out of 5 stars (1,323)
Global Trade Identification Number	00707773322079
Included Components	Spark Plug Wire Set
Item Dimensions	9.7 x 25.4 x 15.2 centimeters
Item Type Name	Spark Plug Wire Set
Item Weight	1.27 Pounds
Manufacturer	ACDELCO
Material Type	Fiberglass
Model	9718Q
Part Interchange Info	9718Q
Part Number	88862381
Recommended Uses For Product	Automotive ignition system repair or upgrade
UPC	707773322079
Unit Count	1 Count

Reviews

R**R

Was bought for tune up on a 350 vortex engine

8.03.2025

G**.

Great price, as good as the dealer for alot less $

2.01.2026

C**R

Replaced the bad wires on my 1998 Chevy K1500 - pre-sized and fit perfect - very well made - alleviated the stutter or stumble caused by cylinder misfire - excellent -

11.12.2019

S**.

Had an intermittent miss, so ordered these. The ACDelco is a quality product. I personally wound up switching a couple of wires due to length, but overall install was not complicated. NO MORE MISS! Will update if failure occurs.

2.12.2025

M**L

AC Delco is the best for your GM vehicle, it is what the vehicle was engineered for. Never had a failure on my old trucks or new one. You get what you pay for, you better believe it.

13.09.2025

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Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.

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TrustScore 4.5 | 7,300+ reviews

Neha S.

Excellent communication throughout the order process. Product is perfect.

2 weeks ago

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2 weeks ago

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ACDelco Professional 9718Q Spark Plug Wire Set

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Description

Specifications

Reviews

Common Questions