Genuine GM Spark Plugs

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Spark Plug Wire Heat Shield

GM 19329681

6.2L with supercharger. 5.3L. 5.7L. Helps protect spark plug boot from cracking and deteriorating from heat

$8.07

MSRP $13.18

Save $5.11

38.8% Off

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Number 1 Spark Plug Cylinder Wire

GM 96497774

Cylinder 1. 2007-08, #1. Durable to help transfer high voltage pulses without damage This GM Genuine Part is designed, engineered, and...

$29.16

MSRP $44.19

Save $15.03

34% Off

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Number 4 Spark Plug Cylinder Wire

GM 96497777

Cylinder 4. 2007-08, #4. Durable to help transfer high voltage pulses without damage This GM Genuine Part is designed, engineered, and...

$28.20

MSRP $42.74

Save $14.54

34% Off

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Number 3 Spark Plug Cylinder Wire

GM 96497776

Cylinder 3. 2007-08, #3. Durable to help transfer high voltage pulses without damage This GM Genuine Part is designed, engineered, and...

$27.00

MSRP $40.94

Save $13.94

34% Off

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Driver Side Spark Plug Wire Support

GM 12553397

This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors

$15.86

MSRP $22.72

Save $6.86

30.2% Off

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Number 2 Spark Plug Cylinder Wire

GM 96497775

Cylinder 2. 2007-08, #2. Durable to help transfer high voltage pulses without damage This GM Genuine Part is designed, engineered, and...

$29.60

MSRP $44.87

Save $15.27

34% Off

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Info Label

GM 94859445

Spark plug gap.

$12.73

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Valve Cover Gasket

GM 12649042

Cylinder 1. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors

$6.96

MSRP $9.97

Save $3.01

30.2% Off

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Valve Cover Gasket

GM 12581816

This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors

$11.45

MSRP $16.40

Save $4.95

30.2% Off

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Valve Cover Gasket

GM 12649044

Cylinder 4. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors

$6.96

MSRP $9.97

Save $3.01

30.2% Off

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Valve Cover Gasket

GM 12649043

Cylinder 2,3. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors

$6.96

MSRP $9.97

Save $3.01

30.2% Off

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F (S)Spark Plug

GM 19310634

$7.72

MSRP $12.60

Save $4.88

38.7% Off

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What Causes Spark Plugs to Wear Out?

Spark plugs wear out over time due to various factors. Repeated sparking and exposure to combustion byproducts cause natural wear, leading to electrode and insulator deterioration. Carbon deposits from combustion can accumulate on the spark plug electrodes, reducing their effectiveness. Overheating, incorrect gaps, fuel additives and contaminants, and long service intervals can also contribute to spark plug wear. To prevent premature wear, regular inspections, proper maintenance, and using the correct spark plugs are crucial. If you notice poor engine performance, replacing the spark plugs may be necessary.

Other Interior Parts

Starters

The starter plays a crucial role in initiating the engine's ignition process. When the ignition key is turned, starters quickly engage, cranking the engine into life by meshing with the flywheel.
Alternators

Alternators convert mechanical energy into electrical power. They are mounted within the engine, and they produce a steady stream of electricity to recharge the battery and power various vehicle systems.