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AC Delco Spark Plug

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Combustion drives the engine. This controlled explosion generates the power that turns your wheels. Before combustion begins, however, you need proper ignition. There are a number of components needed for ignition to successfully take place. Aside from the distributor and ignition wires, you need the spark plugs as well. But, due to exposure to high-voltage electricity, spark plugs are easily damaged. Because of this, it's not surprising that they're the most commonly replaced vehicle components. Fortunately, you don't need to dig deep down your wallet to get a spark plug replacement that would last. There's one name you can trust: the AC Delco Spark Plug.

The AC Delco Spark Plug instantly improves fuel economy while preventing engine misfiring. Once installed, it'll feed high-voltage electricity to the cylinders, which will then ignite the air-fuel mixture to start combustion. The spark plugs from AC Delco come in four types: iridium, professional platinum, RAPIDFIRE performance platinum, and conventional plugs.

 Part Name GMC Sierra 2500 HD Spark Plug Wire - Set Of 8 Click Image to Enlarge
Picture of GMC Sierra 2500 HD Spark Plug Wire - Set Of 8
Part #AC748HH
 Brand AC Delco
 Fits 2001-2007 GMC Sierra 2500 HD
 Features
  • Quantitysold: Set Of 8
  • Warranty: Lifetime AC Delco Limited Warranty
 Year 2001-2007
 Description
Fits: Truck.
 Your Price $107.65
 Quantity
 
GMC Sierra 2500 HD Spark Plug Wire also fits these models:
  • 2001|2002|2003|2004|2005|2006::SLE; 8Cyl 6.0L GAS, FI, Naturally Aspirated, VIN "U";
  • 2001|2002|2003|2004|2005|2006::SLT; 8Cyl 6.0L GAS, FI, Naturally Aspirated, VIN "U";
  • 2001|2002|2006::SL; 8Cyl 6.0L GAS, FI, Naturally Aspirated, VIN "U";
  • 2002::Base; 8Cyl 6.0L BI-FUEL, FI, Naturally Aspirated, VIN "U";
  • 2002::Base; 8Cyl 6.0L CNG, FI, Naturally Aspirated, VIN "U";
  • 2002::SL; 8Cyl 6.0L BI-FUEL, FI, Naturally Aspirated, VIN "U";
  • 2002::SL; 8Cyl 6.0L CNG, FI, Naturally Aspirated, VIN "U";
  • 2002::SLE; 8Cyl 6.0L BI-FUEL, FI, Naturally Aspirated, VIN "U";
  • 2002::SLE; 8Cyl 6.0L CNG, FI, Naturally Aspirated, VIN "U";
  • 2002::SLT; 8Cyl 6.0L BI-FUEL, FI, Naturally Aspirated, VIN "U";
  • 2002::SLT; 8Cyl 6.0L CNG, FI, Naturally Aspirated, VIN "U";
  • 2002|2003|2004|2005::Base; 8Cyl 6.0L GAS, FI, Naturally Aspirated, VIN "U";
  • 2003|2004|2005|2006::WT; 8Cyl 6.0L GAS, FI, Naturally Aspirated, VIN "U";
  • 2007::Classic SL; 8Cyl 6.0L GAS, FI, Naturally Aspirated, VIN "U";
  • 2007::Classic SLE; 8Cyl 6.0L GAS, FI, Naturally Aspirated, VIN "U";
  • 2007::Classic SLT; 8Cyl 6.0L GAS, FI, Naturally Aspirated, VIN "U";
  • 2007::Classic WT; 8Cyl 6.0L GAS, FI, Naturally Aspirated, VIN "U";
 Part Name Chevrolet Silverado 1500 HD Spark Plug Wire - Set Of 8 Click Image to Enlarge
Picture of Chevrolet Silverado 1500 HD Spark Plug Wire - Set Of 8
Part #AC748HH
 Brand AC Delco
 Fits 2001-2007 Chevrolet Silverado 1500 HD
 Features
  • Quantitysold: Set Of 8
  • Warranty: Lifetime AC Delco Limited Warranty
 Year 2001-2007
 Description
Fits: Truck.
 Your Price $107.65
 Quantity
 
Chevrolet Silverado 1500 HD Spark Plug Wire also fits these models:
  • 2001|2002|2003|2005::LS; 8Cyl 6.0L GAS, FI, Naturally Aspirated, VIN "U";
  • 2001|2002|2003|2005|2006::LT; 8Cyl 6.0L GAS, FI, Naturally Aspirated, VIN "U";
  • 2005::Base; 8Cyl 6.0L GAS, FI, Naturally Aspirated, VIN "U";
  • 2007::Classic LT; 8Cyl 6.0L GAS, FI, Naturally Aspirated, VIN "U";
 Part Name GMC Sierra 1500 Spark Plug Wire - Set Of 8 Click Image to Enlarge
Picture of GMC Sierra 1500 Spark Plug Wire - Set Of 8
Part #AC748HH
 Brand AC Delco
 Fits 1999-2007 GMC Sierra 1500
 Features
  • Quantitysold: Set Of 8
  • Warranty: Lifetime AC Delco Limited Warranty
 Year 1999-2007
 Description
Fits: Truck.
 Your Price $107.65
 Quantity
 
GMC Sierra 1500 Spark Plug Wire also fits these models:
  • 1999|2000|2001|2002|2003|2004::SLT; 8Cyl 4.8L GAS, FI, Naturally Aspirated, VIN "V";
  • 1999|2000|2001|2002|2003|2004|2005|2006::SLE; 8Cyl 4.8L GAS, FI, Naturally Aspirated, VIN "V";
  • 1999|2000|2001|2002|2003|2004|2005|2006::SLE; 8Cyl 5.3L GAS, FI, Naturally Aspirated, VIN "T";
  • 1999|2000|2001|2002|2003|2004|2005|2006::SLT; 8Cyl 5.3L GAS, FI, Naturally Aspirated, VIN "T";
  • 1999|2000|2001|2002|2003|2006::SL; 8Cyl 4.8L GAS, FI, Naturally Aspirated, VIN "V";
  • 1999|2000|2001|2002|2003|2006::SL; 8Cyl 5.3L GAS, FI, Naturally Aspirated, VIN "T";
  • 2002::HT; 8Cyl 4.8L GAS, FI, Naturally Aspirated, VIN "V";
  • 2002::HT; 8Cyl 5.3L FLEX, FI, Naturally Aspirated, VIN "Z";
  • 2002::HT; 8Cyl 5.3L GAS, FI, Naturally Aspirated, VIN "T";
  • 2002|2003::SL; 8Cyl 5.3L FLEX, FI, Naturally Aspirated, VIN "Z";
  • 2002|2003|2004|2005::Base; 8Cyl 4.8L GAS, FI, Naturally Aspirated, VIN "V";
  • 2002|2003|2004|2005::Base; 8Cyl 5.3L FLEX, FI, Naturally Aspirated, VIN "Z";
  • 2002|2003|2004|2005::Base; 8Cyl 5.3L GAS, FI, Naturally Aspirated, VIN "T";
  • 2002|2003|2004|2005::SLE; 8Cyl 5.3L FLEX, FI, Naturally Aspirated, VIN "Z";
  • 2002|2003|2004|2005::SLT; 8Cyl 5.3L FLEX, FI, Naturally Aspirated, VIN "Z";
  • 2002|2003|2004|2005::WT; 8Cyl 5.3L FLEX, FI, Naturally Aspirated, VIN "Z";
  • 2002|2003|2004|2005|2006::WT; 8Cyl 4.8L GAS, FI, Naturally Aspirated, VIN "V";
  • 2002|2003|2004|2005|2006::WT; 8Cyl 5.3L GAS, FI, Naturally Aspirated, VIN "T";
  • 2005::Base; 8Cyl 5.3L GAS, FI, Naturally Aspirated, VIN "B";
  • 2005::SLE; 8Cyl 5.3L GAS, FI, Naturally Aspirated, VIN "B";
  • 2005::SLT; 8Cyl 5.3L GAS, FI, Naturally Aspirated, VIN "B";
  • 2005::WT; 8Cyl 5.3L GAS, FI, Naturally Aspirated, VIN "B";
  • 2005|2006::Hybrid; 8Cyl 5.3L ELECTRIC/GAS, FI, Naturally Aspirated, VIN "T";
  • 2006::SL; 8Cyl 5.3L FLEX, FI, Naturally Aspirated, VIN "Z", L59;
  • 2006::SLE; 8Cyl 5.3L FLEX, FI, Naturally Aspirated, VIN "Z", L59;
  • 2006::SLE; 8Cyl 6.0L GAS, FI, Naturally Aspirated, VIN "N";
  • 2006::SLT; 8Cyl 6.0L GAS, FI, Naturally Aspirated, VIN "N";
  • 2006::WT; 8Cyl 5.3L FLEX, FI, Naturally Aspirated, VIN "Z", L59;
  • 2007::Classic SL; 8Cyl 4.8L GAS, FI, Naturally Aspirated, VIN "V";
  • 2007::Classic SL; 8Cyl 5.3L FLEX, FI, Naturally Aspirated, VIN "Z", L59;
  • 2007::Classic SLE; 8Cyl 4.8L GAS, FI, Naturally Aspirated, VIN "V";
  • 2007::Classic SLE; 8Cyl 5.3L FLEX, FI, Naturally Aspirated, VIN "Z", L59;
  • 2007::Classic SLE; 8Cyl 5.3L GAS, FI, Naturally Aspirated, VIN "T";
  • 2007::Classic SLT; 8Cyl 5.3L GAS, FI, Naturally Aspirated, VIN "T";
  • 2007::Classic WT; 8Cyl 4.8L GAS, FI, Naturally Aspirated, VIN "V";
  • 2007::Classic WT; 8Cyl 5.3L FLEX, FI, Naturally Aspirated, VIN "Z", L59;
  • 2007::Classic WT; 8Cyl 5.3L GAS, FI, Naturally Aspirated, VIN "T";

The iridium spark plug uses iridium as its electrode tip. Since it has a higher melting point than platinum, it helps burn fuel more efficiently. Meanwhile, the professional platinum plug is built for engines that use conventional spark plugs. It provides a 100,000-mile driving coverage before being replaced. Since it uses platinum in its electrode tip, it's resistant to spark erosion and to the corrosive environment in the cylinders. The RAPIDFIRE performance platinum spark plug, on the other hand, provides better throttle response, smooth idling, and better resistance to corrosion. It sports a tapered center-wire electrode that ensures accurate firing at all times. Lastly, the conventional spark plug uses a nickel-chrome alloy on its ground electrode. It heats faster and resists wearing.

No matter what kind of AC Delco Spark Plug you use, you can be sure that your engine's performance will improve instantly. If you want efficient combustion and more power, check out our catalog at The Parts Bin.

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