Spark Plugs

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The mixture of fuel and air in your engine is ignited by a spark plug. Known as "spark ignition" the process begins with the turn of the key in the ignition lock cylinder. With assistance from the car battery and the starter motor, the electric charge is enough to create the combustion that pumps the pistons and turns the crankshaft of your engine. All essential factors that get your car in motion.

Spark plugs can have a short or long lifespan, but none of them last forever. They can become rusty and misshapen over time, if not protected. And if they break, the whole combustion process will be thrown off. If you notice a rough ignition start, engine misfiring, or a completely dead car when you turn the key, it may be time to switch out your spark plug.

OEM engine components are the best choice for your vehicle. Rest assured you'll receive the quality parts fitted for your specific engine type. There are three common spark plugs. Platinum, copper, and iridium.

Copper spark plugs are more affordable, while platinum and iridium are more expensive, tend to fire better under extreme conditions, and are said to last longer. There are also double platinum, and double iridium spark plugs that, in some cases, receive up to 4 times the normal life span of a copper spark plug.

Order Genuine OEM Spark Plugs Through Us

No matter your GM model, you can locate the genuine spark plugs fitted for your vehicle year and engine by searching in your owner's manual. Once you find what you need, browse our online parts store and have your items shipped directly to your home residence immediately so you can make the fix and get back on the road.

1985-1988 GM - Conventional Spark Plug

Part Number: 19300749
GM GM
Other Names: Spark Plug, r44lts
Replaces: 19157986, 5613611
Description: Black Onyx coating helps reduce corrosion Copper core provides great heat transfer and helps maximize plug durability Ribbed...
Fits:
  • Buick:
    • Century,
    • Electra,
    • LeSabre,
    • Riviera,
    • Skylark,
    • Somerset,
    • Somerset Regal
  • Oldsmobile:
    • 98,
    • Calais,
    • Cutlass Calais,
    • Cutlass Ciera,
    • Cutlass Cruiser,
    • Delta 88,
    • Toronado
  • Pontiac:
    • Bonneville,
    • Grand Am
MSRP $4.18
$2.72

Conventional Spark Plug

Part Number: 19300874
GM GM
Other Names: Spark Plug, r42ts
Replaces: 19157982, 5613324
Description: Standard. Vendor:acdelco. Vendor #R42TS. Black Onyx coating helps reduce corrosion Copper core provides great heat transfer and helps...
Fits:
  • Buick:
    • Skyhawk,
    • Skylark
  • Cadillac:
    • Cimarron
  • Chevrolet:
    • Camaro,
    • Cavalier,
    • Celebrity,
    • Chevette,
    • Citation II,
    • S10,
    • S10 Blazer
  • GMC:
    • Jimmy S15,
    • S15
  • Oldsmobile:
    • Cutlass Ciera,
    • Firenza
  • Pontiac:
    • 6000,
    • Fiero,
    • Firebird,
    • J2000 Sunbird,
    • Sunbird,
    • T1000
MSRP $4.18
$2.72

1990-1991 Chevrolet Corvette - RAPIDFIRE Spark Plug

Part Number: 19308030
GM GM
Other Names: Spark Plug, 7200
Replaces: 19145287, 19238456, 19250964, 25164643
Description: Rapid Fire. Vendor:acdelco. Vendor #5. Solid state suppressor, with two-piece glass and brass seal, can help reduce radio frequency...
Fits:
  • Chevrolet:
    • Corvette
MSRP $8.96
$5.82

1990-2000 GM - Conventional Spark Plug

Part Number: 19354429
GM GM
Other Names: Spark Plug, 8475
Replaces: 19302724, 5614062, 5614167, 5614285, 91171719, 91173854, 94853696, 96068562, 96068563
Description: Standard. Vendor:acdelco. Vendor #41-602. Vendor:NGK. Vendor #BKR6E. Vendor:nippon. Vendor #K20PR-U. Black Onyx coating helps reduce...
Fits:
  • Chevrolet:
    • Beretta,
    • Corvette,
    • Metro,
    • Tracker
  • Oldsmobile:
    • Achieva
  • Pontiac:
    • Grand Am
MSRP $4.18
$2.72

Conventional Spark Plug

Part Number: 19363518
GM GM
Other Names: Spark Plug, fr5ls
Replaces: 05614106, 19310649
Description: Black Onyx coating helps reduce corrosion Copper core provides great heat transfer and helps maximize plug durability In...
Fits:
  • Chevrolet:
    • Corvette
MSRP $4.50
$2.93

1991-1993 GMC - Conventional Spark Plug

Part Number: 19418153
GM GM
Other Names: Spark Plug, cr42ts
Replaces: 19303160, 5614226
Description: Black Onyx coating helps reduce corrosion Copper core provides great heat transfer and helps maximize plug durability In...
Fits:
  • GMC:
    • Syclone,
    • Typhoon
MSRP $4.70
$3.06

1999-2007 GM - Spark Plug Wire

Part Number: 12173581
GM GM
Other Names: Spark Plug Wire, 346w
Description: Cylinder 6. Express, savana. 4.3l. Individual wires. #6. Cylinder 8. Durable to help transfer high voltage pulses without damage
Fits:
  • Chevrolet:
    • Astro,
    • Blazer,
    • C2500,
    • C3500,
    • C3500HD,
    • Express 1500,
    • Express 2500,
    • Express 3500,
    • K2500 Pickup,
    • K3500 Pickup,
    • S10,
    • Silverado 1500,
    • Silverado 1500 Classic
  • GMC:
    • C2500 Pickup,
    • C3500 Pickup,
    • C3500HD,
    • Jimmy,
    • K2500 Pickup,
    • K3500 Pickup,
    • Safari,
    • Savana 1500,
    • Savana 2500,
    • Savana 3500,
    • Sierra 1500,
    • Sierra 1500 Classic,
    • Sonoma
  • Oldsmobile:
    • Bravada
MSRP $37.98
$23.74

1999-2007 GM - Spark Plug Wire

Part Number: 12192133
GM GM
Other Names: Spark Plug Wire, 349v
Description: Coil Stamped 12558693. All models. 4.8l, 5.3l, 6.0l. 10.5 long. Hummer H2. 10.5 long. Durable to help transfer high voltage pulses...
Fits:
  • Cadillac:
    • Escalade,
    • Escalade ESV,
    • Escalade EXT
  • Chevrolet:
    • Avalanche 1500,
    • Silverado 1500,
    • Silverado 1500 Classic,
    • Silverado 1500 HD,
    • Silverado 1500 HD Classic,
    • Silverado 2500,
    • Silverado 2500 HD,
    • Silverado 2500 HD Classic,
    • Silverado 3500,
    • Silverado 3500 Classic,
    • Suburban 1500,
    • Suburban 2500,
    • Tahoe
  • GMC:
    • Sierra 1500,
    • Sierra 1500 Classic,
    • Sierra 1500 HD,
    • Sierra 1500 HD Classic,
    • Sierra 2500,
    • Sierra 2500 HD,
    • Sierra 2500 HD Classic,
    • Sierra 3500,
    • Sierra 3500 Classic,
    • Yukon,
    • Yukon XL 1500,
    • Yukon XL 2500
  • Hummer:
    • H2
MSRP $28.62
$17.89

Spark Plug Wire

Part Number: 12192372
GM GM
Other Names: Wire
Description: Cylinder 4.
Fits:
  • Buick:
    • Century
  • Chevrolet:
    • Impala,
    • Lumina,
    • Malibu,
    • Monte Carlo,
    • Venture
  • Oldsmobile:
    • Alero,
    • Silhouette
  • Pontiac:
    • Grand Am,
    • Grand Prix,
    • Montana
$14.71

2016-2022 Chevrolet - Iridium Spark Plug

Part Number: 12637197
GM GM
Other Names: Spark Plug, 1192
Description: Iridium is the latest in spark plug technology and is an exact replacement for vehicles' original components Iridium composition...
Fits:
  • Chevrolet:
    • Spark,
    • Volt
MSRP $16.62
$10.64

2019 Chevrolet Corvette - Iridium Spark Plug

Part Number: 12664824
GM GM
Other Names: Spark Plug, 1231
Description: Iridium is the latest in spark plug technology and is an exact replacement for vehicles' original components Iridium composition...
Fits:
  • Chevrolet:
    • Corvette
MSRP $26.14
$16.34

2007-2024 GM - Iridium Spark Plug

Part Number: 12681660
GM GM
Other Names: Spark Plug, 1272
Replaces: 12622561
Description: 3.6L, without bi-fuel. 3.0L. 3.6L, without twin-turbo. 3.0, 3.6L. 3.6L, 2nd design. Iridium is the latest in spark plug technology and...
Fits:
  • Buick:
    • Enclave,
    • LaCrosse
  • Cadillac:
    • ATS,
    • CTS,
    • SRX,
    • STS,
    • XTS
  • Chevrolet:
    • Camaro,
    • Caprice,
    • Captiva Sport,
    • Colorado,
    • Equinox,
    • Impala,
    • Impala Limited,
    • Malibu,
    • Traverse,
    • Traverse Limited
  • GMC:
    • Acadia,
    • Acadia Limited,
    • Canyon,
    • Terrain
  • Saturn:
    • Aura,
    • Outlook,
    • Vue
MSRP $16.46
$10.53

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