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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Chevrolet Avalanche Spark Plug Wire
50 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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DensoPart # 671-8064
Spark Plug Wire Set - Denso 671-8064
51 Reviews
$83.99
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3-year warranty
90 days free return
Fits 2002-2002 Chevrolet Avalanche 2500, 2001-2005 Chevrolet Silverado 3500, 2001-2005 Chevrolet Suburban 2500, 2001-2002 Chevrolet Express 3500, 2001-2002 Chevrolet Silverado 2500 HD, 2001-2002 GMC Savana 3500, 2001-2002 GMC Sierra 2500 HD, 2001-2002 GMC Sierra 3500, 2001-2002 GMC Yukon XL 2500
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Chevrolet Avalanche
Item LocatedUnited States
QuantityOne Set
Part interchange
671-8064, 118065, 35-8159, 732, 6718064, 97073, 97095, 700216,
...View moreitem #1003177S
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DensoPart # 671-8063
Denso 671-8063 Spark Plug Wire
51 Reviews
$91.99
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3-year warranty
90 days free return
Fits 2014-2015 Chevrolet Camaro, 2014-2015 Chevrolet SS, 2014-2015 GMC Savana 4500, 2013-2013 Chevrolet Corvette, 2012-2015 Chevrolet Camaro, 2012-2015 Chevrolet Caprice, 2012-2014 Chevrolet Suburban 1500, 2012-2012 Chevrolet Camaro, 2012-2012 Chevrolet Camaro, 2011-2013 GMC Sierra 1500, 2011-2011 Chevrolet Caprice, 2011-2011 Chevrolet Suburban 1500, 2010-2014 Chevrolet Tahoe, 2010-2014 GMC Yukon, 2010-2013 Chevrolet Avalanche, 2010-2013 Chevrolet Corvette, 2010-2013 Chevrolet Silverado 1500, 2010-2011 Chevrolet Camaro, 2009-2015 Chevrolet Express 2500, 2009-2015 Chevrolet Express 2500
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Chevrolet Avalanche
Item LocatedUnited States
QuantityOne Set
Part interchange
671-8063, 118064, 35-8158, 719, 6718063, 97067, 700989, 350R,
...View moreitem #100316D9
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Walker ProductsPart # 924-6003
Walker Products 924-6003 Spark Plug Wire Set
4.73 Reviews
$56.99
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3-year warranty
90 days free return
Fits 2022-2022 Cadillac CT5, 2022-2022 Chevrolet Silverado 1500 LTD, 2022-2022 Chevrolet Silverado 1500 LTD, 2022-2022 GMC Sierra 1500 Limited, 2022-2022 GMC Sierra 1500 Limited, 2021-2022 Cadillac Escalade, 2021-2022 Cadillac Escalade ESV, 2021-2022 Chevrolet Express 2500, 2021-2022 Chevrolet Express 3500, 2021-2022 Chevrolet Suburban, 2021-2022 Chevrolet Suburban, 2021-2022 Chevrolet Tahoe, 2021-2022 Chevrolet Tahoe, 2021-2022 GMC Savana 2500, 2021-2022 GMC Savana 3500, 2021-2022 GMC Yukon, 2021-2022 GMC Yukon, 2021-2022 GMC Yukon XL, 2021-2022 GMC Yukon XL, 2020-2022 Chevrolet Silverado 2500 HD
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Chevrolet Avalanche
Item LocatedUnited States
QuantityOne Set
Part interchange
924-6003
item #1001PQ5Z
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Walker ProductsPart # 924-6011
Walker Products 924-6011 Spark Plug Wire Set
4.73 Reviews
$123.99
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3-year warranty
90 days free return
Fits 2007-2007 Chevrolet Silverado 1500, 2007-2007 Chevrolet Silverado 1500 HD Classic, 2007-2007 Chevrolet Silverado 2500 HD, 2007-2007 Chevrolet Silverado 3500 Classic, 2007-2007 GMC Sierra 1500 HD Classic, 2007-2007 GMC Sierra 2500 HD, 2007-2007 GMC Sierra 3500 Classic, 2007-2007 GMC Sierra 3500 HD, 2006-2006 Chevrolet Silverado 2500, 2005-2006 Chevrolet Silverado 1500 HD, 2005-2006 GMC Sierra 1500 HD, 2005-2005 Chevrolet Silverado 2500, 2004-2008 Chevrolet W3500 Tiltmaster, 2004-2008 GMC W3500 Forward, 2003-2010 GMC W4500 Forward, 2003-2008 Chevrolet W4500 Tiltmaster, 2003-2007 Hummer H2, 2003-2006 Chevrolet Silverado 1500, 2003-2006 Chevrolet Sonora, 2003-2006 Chevrolet Suburban 1500
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Chevrolet Avalanche
Item LocatedUnited States
QuantityOne Set
Part interchange
924-6011
item #1001PRK9
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DelphiPart # XS10560
Spark Plug Wire Set - Delphi XS10560
4.641 Reviews
$147.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2008-2009 Buick LaCrosse, 2008-2008 Chevrolet Corvette, 2008-2008 Chevrolet Corvette, 2008-2008 Chevrolet Express 1500, 2008-2008 Chevrolet Express 2500, 2008-2008 Chevrolet Express 2500, 2008-2008 Chevrolet Express 3500, 2008-2008 Chevrolet Express 3500, 2008-2008 GMC Savana 1500, 2008-2008 GMC Savana 2500, 2008-2008 GMC Savana 2500, 2008-2008 GMC Savana 3500, 2008-2008 GMC Savana 3500, 2008-2008 Hummer H2, 2008-2008 Hummer H3, 2008-2008 Pontiac G8, 2007-2008 Cadillac Escalade, 2007-2008 Cadillac Escalade ESV, 2007-2008 Cadillac Escalade EXT, 2007-2008 Chevrolet Avalanche
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Chevrolet Avalanche
Item LocatedUnited States
QuantityOne Set
Part interchange
XS10560, 2X1876, QW1554, 748RR, 19417612, 89018058, 19351593, 671-8161,
...View moreitem #1001WNC6
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DelphiPart # XS10545
Spark Plug Wire Set - Delphi XS10545
4.641 Reviews
$144.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2008-2008 Chevrolet Express 3500, 2008-2008 Hummer H2, 2008-2008 Hummer H3, 2008-2008 Pontiac G8, 2007-2008 Cadillac Escalade, 2007-2008 Chevrolet Avalanche, 2007-2007 Chevrolet Silverado 1500, 2007-2007 Chevrolet Silverado 1500, 2007-2007 Chevrolet Silverado 1500, 2007-2007 Chevrolet Silverado 2500 HD, 2007-2007 GMC Sierra 1500, 2006-2008 Chevrolet Trailblazer, 2006-2008 Chevrolet Trailblazer, 2006-2007 Cadillac CTS, 2006-2007 GMC Savana 3500, 2006-2007 GMC Savana 3500, 2006-2006 Pontiac Grand Prix, 2005-2008 GMC Envoy, 2005-2007 Chevrolet Express 3500, 2004-2007 Buick Rainier
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Chevrolet Avalanche
Item LocatedUnited States
QuantityOne Set
Part interchange
XS10545, 748QQ, 9748QQ, 7881, 88894395, 89018056, 19434441, 19351591
item #1001WPRA
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DelphiPart # XS10388
Spark Plug Wire Set - Delphi XS10388
4.641 Reviews
$73.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2007-2007 Chevrolet Silverado 1500 Classic, 2007-2007 Chevrolet Silverado 1500 Classic, 2007-2007 Chevrolet Silverado 1500 Classic, 2007-2007 Chevrolet Silverado 2500 HD Classic, 2007-2007 Chevrolet Silverado 3500 Classic, 2007-2007 GMC Sierra 1500 Classic, 2007-2007 GMC Sierra 1500 Classic, 2007-2007 GMC Sierra 1500 Classic, 2007-2007 GMC Sierra 1500 HD Classic, 2007-2007 GMC Sierra 2500 HD Classic, 2007-2007 GMC Sierra 3500 Classic, 2006-2007 Hummer H2, 2006-2006 Cadillac Escalade ESV, 2006-2006 Cadillac Escalade EXT, 2006-2006 Chevrolet Avalanche 1500, 2006-2006 Chevrolet Silverado 1500 HD, 2006-2006 Chevrolet Silverado 2500 HD, 2006-2006 Chevrolet Suburban 1500, 2006-2006 Chevrolet Suburban 2500, 2006-2006 Chevrolet Tahoe
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Chevrolet Avalanche
Item LocatedUnited States
QuantityOne Set
Part interchange
XS10388, QW1219, 748GG, 9748GG, 118064, 35-PF77866, 700989, 88894393,
...View moreitem #1001WDD8
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DelphiPart # XS10542
Spark Plug Wire Set - Delphi XS10542
4.641 Reviews
$120.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2007-2007 Chevrolet Silverado 2500 HD Classic, 2007-2007 Chevrolet Silverado 3500 Classic, 2007-2007 GMC Sierra 2500 HD Classic, 2007-2007 GMC Sierra 3500 Classic, 2003-2006 Chevrolet Avalanche 2500, 2003-2006 Chevrolet Silverado 2500 HD, 2003-2006 Chevrolet Silverado 3500, 2003-2006 Chevrolet Suburban 2500, 2003-2006 GMC Sierra 2500 HD, 2003-2006 GMC Sierra 3500, 2003-2006 GMC Yukon XL 2500
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Chevrolet Avalanche
Item LocatedUnited States
QuantityOne Set
Part interchange
XS10542, 2X1207, QW1546, 748KK, 9748KK, 35-PF77866, 88984269, 12601761,
...View moreitem #1001WLXK
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DelphiPart # XS10389
Spark Plug Wire Set - Delphi XS10389
4.641 Reviews
$100.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2012-2012 Chevrolet Camaro, 2012-2012 Chevrolet Camaro, 2012-2012 Chevrolet Camaro, 2012-2012 Chevrolet Caprice, 2012-2012 Chevrolet Suburban 2500, 2011-2012 Chevrolet Suburban 1500, 2011-2011 Chevrolet Caprice, 2010-2012 Chevrolet Colorado, 2010-2012 Chevrolet Corvette, 2010-2012 GMC Canyon, 2010-2011 Chevrolet Camaro, 2010-2010 Hummer H3T, 2009-2012 Cadillac Escalade, 2009-2012 Cadillac Escalade ESV, 2009-2012 Cadillac Escalade EXT, 2009-2012 Chevrolet Avalanche, 2009-2012 Chevrolet Corvette, 2009-2012 Chevrolet Corvette, 2009-2012 Chevrolet Express 1500, 2009-2012 Chevrolet Express 2500
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Chevrolet Avalanche
Item LocatedUnited States
QuantityOne Set
Part interchange
XS10389, QW1223, 748HH, 9748HH, 118063, 35-PF77862, 700989, 88894394,
...View moreitem #1001WAG1
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A-Premium®Part # APSPW609
8 Pcs Yellow Spark Plug Wire Set for Chevrolet Silverado 1500 Impala Tahoe Cadillac
4.558 Reviews
$40.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2022 - 2022 Cadillac CT5, 2021 - 2022 Cadillac Escalade, 2021 - 2022 Cadillac Escalade ESV, 2021 - 2022 Chevrolet Express 2500, 2021 - 2022 Chevrolet Express 3500, 2021 - 2022 Chevrolet Suburban, 2021 - 2022 Chevrolet Suburban, 2021 - 2022 Chevrolet Tahoe, 2021 - 2022 Chevrolet Tahoe, 2020 - 2022 Chevrolet Silverado 2500 HD, 2020 - 2022 Chevrolet Silverado 3500 HD, 2015 - 2020 Chevrolet Suburban, 2014 - 2022 Chevrolet Camaro, 2014 - 2015 Chevrolet Camaro, 2014 - 2014 Chevrolet Suburban 1500, 2011 - 2014 Chevrolet Caprice, 2010 - 2012 Chevrolet Camaro, 2009 - 2022 Chevrolet Silverado 1500, 2009 - 2022 Chevrolet Silverado 1500, 2009 - 2020 Cadillac Escalade
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Chevrolet Avalanche
Item LocatedUnited States
Quantity8
ConditionNew
item #1018A92A
Note
【Note-1】For 2007 Chevrolet Silverado 2500 HD fits the model with old body style.
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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!