Car PartsGMC PartsGMC Sierra 2500 HD PartsGMC Sierra 2500 HD Spark Plug

GMC Sierra 2500 HD Spark Plug

Great cars and trucks like your Sierra 2500 HD need great parts.

Your GMC dealership isn't the only place to locate the best parts to repair your Sierra 2500 HD. Anyone who owns a GMC knows that when it comes to repairing their car, truck, or SUV only the most superior replacement parts will do. While it's not hard to buy replacement parts for GMC vehicles, these days only the highest quality are required to repair your automobile. Obviously, you bought your Sierra 2500 HD because you knew that you wanted horsepower and great value both rolled up into one automobile.

Why Spark Plug replacement is so important.

Some engine parts are tucked away out of sight, so they can be forgotten about when performing regular maintenance. The job of creating a spark in the combustion chambers that ignites the air/fuel mixture in the engine is your GMC Sierra 2500 HD spark plug. Basic spark plugs use a copper electrode, while performance spark plugs use platinum or iridium on all current models. Should a spark plug fail to do its job, the engine in your GMC Sierra 2500 HD will not turn as hard; leading to an increase in unburnt hydrocarbon emissions and a decrease in horsepower and fuel economy.

We've got what you are looking for.

Select Your YearWhen your GMC needs the best replacement Spark Plug, there's no need to go somewhere besides the authority, Car Parts Discount. Buy all the car parts you will ever need from carpartsdiscount.com and save time and money on all your upcoming repairs. Get your Sierra 2500 HD back on the road with the best replacement parts from the experts at Car Parts Discount. If your car or truck was built in 2016, 2015, 2014, 2013, 2012, 2011, 2010, 2009, 2008, 2007, 2006, 2005, 2004, 2003, 2002, 2001, then you will find the correct GMC Sierra 2500 HD Spark Plug parts right here.

GMC Sierra 2500 HD Spark Plug, OEM: 6
ACDelco Spark Plug 6
3.65, Save 40%   NEW ITEM
OEM: 6, Item: 691524
10 or More In Stock, Usually ships within 1 business day

GMC Sierra 2500 HD, 6.0L 5967CC 364Cu. In. V8
GMC Sierra 2500 HD Spark Plug, OEM: R44LTSM
ACDelco Spark Plug R44LTSM
1.75, Save 41%   NEW ITEM
OEM: R44LTSM, Item: 692014
10 or More In Stock, Usually ships within 1 business day

GMC Sierra 2500 HD, 6.0L 5967CC 364Cu. In. V8
GMC Sierra 2500 HD Spark Plug, OEM: 41-979/41979
ACDelco Spark Plug 41-979
6.35, Save 40%   NEW ITEM
OEM: 41-979, Item: 691502
10 or More In Stock, Usually ships within 1 business day

GMC Sierra 2500 HD, 8.1L 8127CC 496Cu. In. V8
GMC Sierra 2500 HD Spark Plug, OEM: 41-110/41110
ACDelco Spark Plug 41-110
7.15, Save 39%   NEW ITEM
OEM: 41-110, Item: 691448
10 or More In Stock, Usually ships within 1 business day

GMC Sierra 2500 HD, 6.0L 5967CC 364Cu. In. V8
GMC Sierra 2500 HD, SLE, 6.0L 5967CC 364Cu. In. V8
GMC Sierra 2500 HD, SLT, 6.0L 5967CC 364Cu. In. V8
GMC Sierra 2500 HD, WT, 6.0L 5967CC 364Cu. In. V8
GMC Sierra 2500 HD Spark Plug, OEM: 14
ACDelco Spark Plug 14
3.65, Save 40%   NEW ITEM
OEM: 14, Item: 691393
10 or More In Stock, Usually ships within 1 business day

GMC Sierra 2500 HD, 8.1L 8127CC 496Cu. In. V8
GMC Sierra 2500 HD Spark Plug, OEM: 7983
Champion Spark Plug 7983
5.25, Save 40%   NEW ITEM
OEM: 7983, Item: 422760
10 or More In Stock, Usually ships within 1 business day

GMC Sierra 2500 HD, 8.1L 8127CC 496Cu. In. V8
GMC Sierra 2500 HD Spark Plug, OEM: TR55
NGK V-Power Spark Plug TR55
1.95, Save 27%   POPULAR
OEM: TR55, Item: 125095
10 or More In Stock, Usually ships within 1 business day

GMC Sierra 2500 HD, 6.0L 5967CC 364Cu. In. V8
GMC Sierra 2500 HD, 8.1L 8127CC 496Cu. In. V8
GMC Sierra 2500 HD Spark Plug, OEM: PT16TT
Denso Platinum TT Spark Plug PT16TT
3.15, Save 26%   POPULAR
OEM: PT16TT, Item: 450252
10 or More In Stock, Usually ships within 1 business day

GMC Sierra 2500 HD, 6.0L 5967CC 364Cu. In. V8
GMC Sierra 2500 HD, 8.1L 8127CC 496Cu. In. V8
GMC Sierra 2500 HD Spark Plug, OEM: 4713
Denso Iridium TT Spark Plug 4713
7.45, Save 31%   NEW ITEM
OEM: 4713, Item: 541605
10 or More In Stock, Usually ships within 1 business day

GMC Sierra 2500 HD, 6.0L 5967CC 364Cu. In. V8
GMC Sierra 2500 HD, 8.1L 8127CC 496Cu. In. V8
GMC Sierra 2500 HD Spark Plug, OEM: ZTJ16R10
Denso Iridium Long Life Spark Plug ZTJ16R10
6.05, Save 31%   NEW ITEM
OEM: ZTJ16R10, Item: 125819
10 or More In Stock, Usually ships within 1 business day

GMC Sierra 2500 HD, 6.0L 5967CC 364Cu. In. V8