0 My Cart

Cart is empty.

Logo

GMPartsNow.com

888 835 1789
  Questions?

Half Off Shipping | On Orders Over $299Get Code

ACDelco PROFESSIONAL IRIDIUM SPARK PLUGS

ACDelco Professional Iridium Spark Plugs are the ideal high-quality replacement for many vehicles on the road today. They are the latest in spark plug technology and an exact replacement for your vehicle’s original components. Iridium composition has the highest melting point and strength of all metals. It provides the greatest wear resistance and durability over Platinum and Conventional spark plugs. ACDelco Professional Iridium Spark Plugs provide the best wear resistance and durability of any spark plug. These premium aftermarket replacement iridium spark plugs are manufactured to meet and exceed your expectations for fit, form and function.

Spark Plug
12681662
Positions: Left, Right
Other Names: More
Replaces: 12591131
Description: 3.5L. 3.5 & 3.9L. More
$11.90
$7.44
$11.90
$7.44
Spark Plug
12681664
Positions: Left, Right
Other Names: More
Replaces: 12568387
Description: 3.1L. 3.5L. 3.4L. Iridium. 4.3L, 2008-2014. 3.8L, without supercharged. More
$11.90
$7.44
$11.90
$7.44
Spark Plug - PART NUMBER CHANGED TO 12681663
Spark Plug - PART NUMBER CHANGED TO 12681663
12625058
Description: 4.2L. 3.5L. 2.2L, 2004-06. 2.2L, 2007-08. 2.2L, 2007-10. Coupe, 2.2, 2.4L. 2.9, 3.7L, 2007-12. More
Fits:
  • Buick:
    • Rainier
  • Chevrolet:
    • Classic,
    • Cobalt,
    • Colorado,
    • HHR,
    • Malibu,
    • Trailblazer,
    • Trailblazer EXT
  • GMC:
    • Canyon,
    • Envoy,
    • Envoy XL,
    • Envoy XUV
  • Hummer:
    • H3,
    • H3T
  • Oldsmobile:
    • Alero,
    • Bravada
  • Pontiac:
    • G5,
    • G6,
    • Grand Am,
    • Solstice
  • Saturn:
    • Aura,
    • Ion,
    • Sky,
    • Vue
  • 19 more
Discontinued
Discontinued
Spark Plug
12571165
Description: 7.0L. Wagon, 6.2L. Coupe, 6.2L. 6.2L with supercharger. 6.2L with supercharged. More
Fits:
  • Cadillac:
    • CTS
  • Chevrolet:
    • Camaro,
    • Corvette
$11.90
$7.44
$11.90
$7.44
Spark Plug
12607280
Description: Coupe,. 2.2L, 2005-06. Sedan, 2003-06. More
Fits:
  • Chevrolet:
    • Cobalt
  • Saturn:
    • Ion,
    • Vue
$11.90
$7.44
$11.90
$7.44
Spark Plug
12610767
Description: 2.0L supercharged. More
Fits:
  • Chevrolet:
    • Cobalt
  • Saturn:
    • Ion
$11.90
$7.44
$11.90
$7.44
Spark Plug
12611882
Other Names: F (S)Spark Plug More
Fits:
  • Buick:
    • Enclave
  • GMC:
    • Acadia
  • Saturn:
    • Outlook
$11.90
$7.44
$11.90
$7.44
Spark Plug
12620540
Description: 2.4L. 3.0L. 2.0L turbocharged. More
Fits:
  • Buick:
    • LaCrosse,
    • Regal,
    • Verano
  • Chevrolet:
    • Captiva Sport,
    • Cobalt,
    • Equinox,
    • HHR,
    • Impala,
    • Malibu
  • GMC:
    • Terrain
  • Pontiac:
    • Solstice
  • Saturn:
    • Sky
  • 7 more
$11.90
$7.44
$11.90
$7.44
Spark Plug
12681660
Other Names: More
Replaces: 12622561
Description: 3.0L & 3.6L. Coupe, 3.6L. Wagon, 3.0, 3.6L. 3.6L, 2nd design. 3.6L, without bi-fuel. 3.6L, without twin-turbo. Sedan, 3.6L, 3.6L twin-turbo. More
$11.90
$7.44
$11.90
$7.44
Spark Plug
19185432
Description: 2.4L. 1.8l with ho. More
Fits:
  • Pontiac:
    • Vibe
$11.90
$7.44
$11.90
$7.44
Spark Plug
19185438
Description: 1.8L. More
Fits:
  • Pontiac:
    • Vibe
$11.90
$7.44
$11.90
$7.44
Spark Plug
12622441
Description: 5.3 & 6.2L. 4.3L, 2018-19. 6.2L, without supercharger. More
Fits:
  • Cadillac:
    • Escalade,
    • Escalade ESV
  • Chevrolet:
    • Camaro,
    • Corvette,
    • Express 2500,
    • Express 3500,
    • Silverado 1500,
    • Suburban,
    • Tahoe
  • GMC:
    • Savana 2500,
    • Savana 3500,
    • Sierra 1500,
    • Yukon,
    • Yukon XL
  • 9 more
$11.90
$7.44
$11.90
$7.44
Spark Plug
12627160
Description: Sedan, 2.5L, 2.0L turbo, 2.5L. More
Fits:
  • Buick:
    • Envision,
    • LaCrosse
  • Cadillac:
    • ATS
  • Chevrolet:
    • Colorado,
    • Impala,
    • Malibu,
    • Malibu Limited
  • GMC:
    • Acadia,
    • Canyon
  • 4 more
$11.90
$7.44
$11.90
$7.44
Spark Plug
12642791
Description: 3.6L, with twin-turbo. More
Fits:
  • Cadillac:
    • CTS,
    • XTS
$11.90
$7.44
$11.90
$7.44
Spark Plug
55564962
Fits:
  • Chevrolet:
    • Volt
$11.90
$7.44
$11.90
$7.44
Spark Plug
12681656
Other Names: More
Replaces: 55576026, 55585517
Description: 1.8L. 1.4L turbo. More
$11.90
$7.44
$11.90
$7.44
Spark Plug
55585534
Replaces: 55580961
Description: 1.8L. More
Fits:
  • Cadillac:
    • ELR
  • Chevrolet:
    • Cruze,
    • Cruze Limited,
    • Sonic,
    • Volt
$11.90
$7.44
$11.90
$7.44
Spark Plug
12647827
Replaces: 12626906
Description: Coupe, 2.0L turbo. 2.5L, 2.0L turbo, 2.0L turbo. More
Fits:
  • Buick:
    • Envision,
    • Regal,
    • Regal Sportback,
    • Regal TourX
  • Cadillac:
    • ATS,
    • CT6,
    • CTS
  • Chevrolet:
    • Camaro,
    • Equinox,
    • Malibu,
    • Traverse
  • GMC:
    • Terrain
  • 7 more
$11.90
$7.44
$11.90
$7.44
Spark Plug
25190786
Replaces: 25181358
Fits:
  • Chevrolet:
    • Spark,
    • Spark EV
$11.90
$7.44
$11.90
$7.44
Spark Plug
19256067
Positions: Left, Right
Description: 5.3L. 5.7L. 5.3, 6.0L. 4.3L, 2008-2014. 4.3L, 2003-2007. 4.8, 5.3, 6.0 & 6.2L. More
Fits:
  • Buick:
    • LaCrosse,
    • Rainier
  • Cadillac:
    • CTS,
    • Escalade,
    • Escalade ESV,
    • Escalade EXT
  • Chevrolet:
    • Astro,
    • Avalanche 1500,
    • Avalanche 2500,
    • Corvette,
    • Express 1500,
    • Impala,
    • Monte Carlo,
    • Silverado 1500,
    • Silverado 2500 HD,
    • Silverado 3500 HD,
    • Suburban 1500,
    • Suburban 2500,
    • Tahoe
  • GMC:
    • Safari,
    • Savana 1500,
    • Sierra 1500,
    • Sierra 2500 HD,
    • Sierra 3500 HD,
    • Yukon,
    • Yukon XL 1500,
    • Yukon XL 2500
  • Hummer:
    • H3
  • Pontiac:
    • G8,
    • Grand Prix,
    • GTO
  • 26 more
$11.90
$7.44
$11.90
$7.44
Spark Plug
12647827
Replaces: 12626906
Description: Coupe, 2.0L turbo. 2.5L, 2.0L turbo, 2.0L turbo. More
Fits:
  • Buick:
    • Envision,
    • Regal,
    • Regal Sportback,
    • Regal TourX
  • Cadillac:
    • ATS,
    • CT6,
    • CTS
  • Chevrolet:
    • Camaro,
    • Equinox,
    • Malibu,
    • Traverse
  • GMC:
    • Terrain
  • 7 more
$11.90
$7.44
$11.90
$7.44
Spark Plug
12681656
Other Names: More
Replaces: 55576026, 55585517
Description: 1.8L. 1.4L turbo. More
$11.90
$7.44
$11.90
$7.44
Spark Plug
55585534
Replaces: 55580961
Description: 1.8L. More
Fits:
  • Cadillac:
    • ELR
  • Chevrolet:
    • Cruze,
    • Cruze Limited,
    • Sonic,
    • Volt
$11.90
$7.44
$11.90
$7.44