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GMC EF350 Spark Plug
Your GMC EF350 will be happy to know that the search for the right Spark Plug products you’ve been looking for is over! Advance Auto Parts has 4 different Spark Plug for your vehicle, ready for shipping or in-store pick up. The best part is, our GMC EF350 Spark Plug products start from as little as $2.59.
When it comes to your GMC EF350, you want parts and products from only trusted brands. Here at Advance Auto Parts, we work with only top reliable Spark Plug product and part brands so you can shop with complete confidence. Some of our top Spark Plug product brands are ACDelco and Autolite. We’re sure you will get the right product to keep that EF350 running for a long time.
We even have reviews of our OEM and aftermarket Spark Plug products to help you buy with confidence. Hear from other customers via the 20 reviews on parts for your GMC EF350.
Shop online, find the best price on the right product, and have it shipped right to your door. If you prefer to shop in person for the right Spark Plug products for your EF350, visit one of our local Advance Auto Parts locations and you’ll be back on the road in no time!
Spark Plug for a GMC EF350
Use the fitment form at the top of the page to select your exact year and engine type for your GMC EF350.
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ACDelco - Conventional Spark Plug (Part No. R43)
DescriptionACDelco Professional Conventional Spark Plugs are designed for reliability and efficient performance, and are a high quality replacement for many vehicles on the road today. Their high-quality copper cores and outstanding suppression characteristics deliver reliable performance. They are also available for Marine applications. These premium aftermarket replacement spark plugs are manufactured to meet your expectations for fit, form, and function.
Product Features:- Black Onyx coating helps reduce corrosion
- Copper core provides great heat transfer and helps maximize plug durability
- Ribbed suppressor seal extends resistance and helps prevent spark 'flash over' and misfires
- Nickel-chrome alloy sheathing helps prevent corrosion on center electrode
- Available for use in Marine applications
Read 2 review(s)Review snapshot ® by PowerReviews
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would buy again
would buy again
Submitted 2020-06-25
By William
From Undisclosed
good plug
Bottom Line NULL
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Great for the price
Great for the price
Submitted 2017-11-25
By Glenn
From undisclosed
Worked fine for preventive maintenance.
Bottom Line NULL
from $2.99
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Champion - Copper Plus Small Engine- Boxed - RJ8C (Part No. 871)
DescriptionDependable performance. This Champion spark plug features a copper core electrode that provides increased conductivity and heat control for good overall wear.
Product Features:- Resists fouling
- Superior corrosion resistance
- Dependable and proven performance
- Increased conductivity and heat control for good overall wear
Read 1 review(s)Review snapshot ® by PowerReviews
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Yes
Yes
Submitted 2017-12-20
By Mike
From undisclosed
Building a 327 for a 1953 Chevy pickup
Bottom Line NULL
from $2.79
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Champion - Copper Plus Small Engine- Boxed - J8C (Part No. 841)
DescriptionDependable performance. This Champion spark plug features a copper core electrode that provides increased conductivity and heat control for good overall wear.
Product Features:- Resists fouling
- Superior corrosion resistance
- Dependable and proven performance
- Increased conductivity and heat control for good overall wear
Read 3 review(s)Review snapshot ® by PowerReviews
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Great Product
Great Product
Submitted 2021-03-11
By Gene
From Undisclosed
A tried and true product that can always be counted on.
Bottom Line NULL
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exact replacement
exact replacement
Submitted 2020-08-27
By Bradley
From Undisclosed
Installed as replacements in an engine from the late 30's, early 40's. My local store had these in stock which made the repairs fast and easy.
Bottom Line NULL
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Yes
Yes
Submitted 2020-08-18
By Kevin
From Undisclosed
Haven't used it yet
Bottom Line NULL
from $2.59
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Autolite - Copper Resistor Spark Plug (Part No. 303)
DescriptionAutolite® Copper Spark Plugs are manufactured to deliver quick starts, improved fuel economy and smooth acceleration. Autolite® spark plugs are the best alternative to OE spark plugs, offering OE form, fit and function for all makes and models, both foreign and domestic, at a value price. Autolite provid es the automotive aftermarket and Original Equipment manufacturers with the highest quality ignition products and is the leading supplier of spark plugs.Read 3 review(s)Review snapshot ® by PowerReviews
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Works as it should
Works as it should
Submitted 2020-10-01
By Mike
From Undisclosed
Works as it should
Bottom Line NULL
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Worked great
Worked great
Submitted 2020-06-20
By Chris
From Undisclosed
Simple spark plug change.
Bottom Line NULL
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Fast service
Fast service
Submitted 2019-08-08
By John
From Undisclosed
Fast service and exactly what I ordered
Bottom Line NULL
from $2.89
View Product -
Year Range for GMC EF350
People also search Advance Auto for these popular years of GMC EF350 parts: