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Cadillac STS Ignition & Spark Plugs

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We stock Genuine OEM Cadillac® Ignition & Spark Plugs for your Cadillac STS. OEM ignition and spark plugs are designed specifically for your vehicle's engine, ensuring optimal performance and fuel efficiency. These parts are responsible for igniting the fuel in the combustion chamber, making them critical components of your engine's operation. By choosing OEM ignition and spark plugs, you can be confident in their quality and reliability, which can help extend the life of your engine and prevent potential damage or issues. Manufacturer's Warranty Included. Guaranteed Fit. Experts standing by.

OEM NEW 2004-08 GM Cadillac Engine STS XLR Tune Up Platinum Spark Plug 12571533
Part Number: 12571533
GM GM
Fits:
  • Cadillac:
    • SRX,
    • STS,
    • XLR
MSRP $10.66
$6.93
MSRP $10.66
$6.93
Spark Plug
Part Number: 12571535
GM GM
Replaces: 12561466
Fits:
  • Buick:
    • Lucerne
  • Cadillac:
    • DeVille,
    • DTS,
    • Eldorado,
    • Seville,
    • SRX,
    • STS,
    • XLR
  • Oldsmobile:
    • Aurora
  • Pontiac:
    • Bonneville
MSRP $10.66
$6.93
MSRP $10.66
$6.93
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
  • GMC:
    • Acadia,
    • Acadia Limited,
    • Canyon,
    • Terrain
  • Saturn:
    • Aura,
    • Outlook,
    • Vue
MSRP $15.80
$10.28
MSRP $15.80
$10.28
OEM NEW 04-06 GM Buick Cadillac LaCrosse CTS STS Rendezvous Spark Plug 19301814
Part Number: 19301814
GM GM
Other Names: Spark Plug, 6899
Replaces: 12565996, 19256624
Description: 3.6L, 1st design. Iridium is the latest in spark plug technology and is an exact replacement for vehicles' original components Iridium...
Fits:
  • Buick:
    • LaCrosse,
    • Rendezvous
  • Cadillac:
    • CTS,
    • SRX,
    • STS
MSRP $15.80
$10.28
MSRP $15.80
$10.28
OEM NEW 10-15 GM GM Spark Plug Tube Seal-Spark Plug Wire Boot (O Ring) 12607-600
Part Number: 12607600
GM GM
Options: Left, Right
Other Names: Valve Cover Seal, Valve Cover, Seal
Description: 3.6L. ATS. Spark plug shield seals.
Notes: Included with valve cover.
Fits:
  • Buick:
    • Enclave,
    • LaCrosse
  • Cadillac:
    • ATS,
    • CT4,
    • CTS,
    • SRX,
    • STS,
    • XTS
  • Chevrolet:
    • Camaro,
    • Caprice,
    • Captiva Sport,
    • Colorado,
    • Equinox,
    • Impala,
    • Impala Limited,
    • Malibu,
    • Traverse
  • GMC:
    • Acadia,
    • Acadia Limited,
    • Canyon,
    • Terrain
  • Pontiac:
    • G6,
    • G8,
    • Torrent
  • Saturn:
    • Aura,
    • Outlook,
    • Vue
MSRP $8.00
$6.11
MSRP $8.00
$6.11
OEM NEW 2005-09 GM Buick Cadillac Acadia Left Right Ignition Spark Plug 19300872
Part Number: 19300872
GM GM
Options: Left, Right
Other Names: Spark Plug, 6889
Replaces: 12597464
Description: Platinum. Vendor:acdelco. Vendor #41-990. 2.8 & 3.6L. 3.0 & 3.6L. 2nd Design. One-piece, fired-in suppressor seal blends three glass...
Fits:
  • Buick:
    • Enclave,
    • LaCrosse,
    • Rendezvous
  • Cadillac:
    • CTS,
    • SRX,
    • STS
  • Chevrolet:
    • Equinox,
    • Malibu,
    • Traverse
  • GMC:
    • Acadia
  • Pontiac:
    • G6,
    • G8,
    • Torrent
  • Saturn:
    • Aura,
    • Outlook,
    • Vue
MSRP $12.98
$8.44
MSRP $12.98
$8.44
Double Platinum Spark Plug
Part Number: 12592619
GM GM
Other Names: Spark Plug, 989
Description: 4.4L. One-piece, fired-in suppressor seal blends three glass types for a gas-tight seal that helps reduce radio frequency and engine...
Fits:
  • Cadillac:
    • STS,
    • XLR
MSRP $12.58
$8.18
MSRP $12.58
$8.18
OEM NEW 2004-2010 GM Cadillac Traverse Left or Right Side Ignition Coil 19418102
Part Number: 19418102
GM GM
Options: Left, Right
Other Names: Ignition Coil
Replaces: 12583514, 12590954, 12613057, 12629037
Description: Aztek, Rendezvous. 3.6l. LaCrosse. 3.6l. SRX. 3.6l. CTS. With high output. Outlook. High quality coated windings to improve durability...
Fits:
  • Buick:
    • Enclave,
    • LaCrosse,
    • Rendezvous
  • Cadillac:
    • CTS,
    • SRX,
    • STS
  • Chevrolet:
    • Traverse
  • GMC:
    • Acadia
  • Saturn:
    • Outlook
MSRP $183.02
$105.24
MSRP $183.02
$105.24
OEM NEW 2007-2020 GM Buick Chevrolet Cadillac Pontiac GMC Ignition Coil 12632479
Part Number: 12632479
GM GM
Options: Left, Right
Other Names: Ignition Coil, d515c
Replaces: 12590990, 12610626, 12618542
Description: High quality coated windings to improve durability and provide protection against internal shorts and dielectric breakdown Silicone...
Fits:
  • Buick:
    • Enclave,
    • LaCrosse
  • Cadillac:
    • ATS,
    • CT4,
    • CTS,
    • SRX,
    • STS,
    • XTS
  • Chevrolet:
    • Camaro,
    • Caprice,
    • Captiva Sport,
    • Colorado,
    • Equinox,
    • Impala,
    • Impala Limited,
    • Malibu,
    • Traverse
  • GMC:
    • Acadia,
    • Acadia Limited,
    • Canyon,
    • Terrain
  • Pontiac:
    • G6,
    • G8,
    • Torrent
  • Saturn:
    • Aura,
    • Outlook,
    • Vue
MSRP $112.98
$64.96
MSRP $112.98
$64.96
Ignition Knock (Detonation) Sensor
Part Number: 12618603
GM GM
Options: Right
Other Names: Knock Sensor, 1133
Replaces: 12566845
Description: Sends signals to the engine control module (ECM) to adjust timing Helps prevent damage to the engine caused by pre-ignition
Fits:
  • Buick:
    • Enclave,
    • LaCrosse,
    • Rendezvous
  • Cadillac:
    • CTS,
    • SRX,
    • STS
  • Chevrolet:
    • Equinox,
    • Malibu
  • GMC:
    • Acadia
  • Pontiac:
    • G6,
    • G8,
    • Torrent
  • Saturn:
    • Aura,
    • Outlook,
    • Vue
MSRP $69.61
$40.76
MSRP $69.61
$40.76
OEM NEW 04-20 GM Chevrolet Cadillac Ignition Knock (Detonation) Sensor 12623730
Part Number: 12623730
GM GM
Other Names: Knock Sensor, 1163
Replaces: 12570125
Description: Sends signals to the engine control module (ECM) to adjust timing Helps prevent damage to the engine caused by pre-ignition
Fits:
  • Buick:
    • LaCrosse,
    • Lucerne,
    • Rainier,
    • Rendezvous,
    • Terraza
  • Cadillac:
    • CTS,
    • DTS,
    • Escalade,
    • Escalade ESV,
    • Escalade EXT,
    • SRX,
    • STS,
    • XLR
  • Chevrolet:
    • Avalanche,
    • Camaro,
    • Caprice,
    • Colorado,
    • Corvette,
    • Equinox,
    • Express 1500,
    • Express 2500,
    • Express 3500,
    • Impala,
    • LCF 3500,
    • Malibu,
    • Monte Carlo,
    • Silverado 1500,
    • Silverado 2500 HD,
    • Silverado 3500 HD,
    • SS,
    • SSR,
    • Suburban 1500,
    • Suburban 2500,
    • Suburban 3500 HD,
    • Tahoe,
    • Trailblazer,
    • Trailblazer EXT,
    • Uplander
  • GMC:
    • Canyon,
    • Envoy,
    • Envoy XL,
    • Envoy XUV,
    • Savana 1500,
    • Savana 2500,
    • Savana 3500,
    • Sierra 1500,
    • Sierra 2500 HD,
    • Sierra 3500 HD,
    • Yukon,
    • Yukon XL 1500,
    • Yukon XL 2500
  • Hummer:
    • H2,
    • H3,
    • H3T
  • Pontiac:
    • G6,
    • G8,
    • Grand Prix,
    • GTO,
    • Montana,
    • Torrent
  • Saturn:
    • Aura,
    • Relay,
    • Vue
MSRP $25.30
$15.70
MSRP $25.30
$15.70
Ignition Knock (Detonation) Sensor
Part Number: 12567446
GM GM
Other Names: Knock Sensor, 824
Description: 2004-06. Canyon, Colorado. 4.2l. Seville. SRX. 4.6l. DTS. XLR. 4.6l. Hummer H3. Aurora. 4.0l. Sends signals to the engine control module...
Fits:
  • Buick:
    • Lucerne,
    • Rainier
  • Cadillac:
    • DeVille,
    • DTS,
    • Seville,
    • SRX,
    • STS,
    • XLR
  • Chevrolet:
    • Colorado,
    • Trailblazer,
    • Trailblazer EXT
  • GMC:
    • Canyon,
    • Envoy,
    • Envoy XL,
    • Envoy XUV
  • Hummer:
    • H3
  • Oldsmobile:
    • Aurora,
    • Bravada
  • Pontiac:
    • Bonneville
MSRP $48.68
$28.51
MSRP $48.68
$28.51
Ignition Coil Wiring Harness
Part Number: 12602860
GM GM
Other Names: Engine Wiring Harness
Replaces: 12594177
Description: 4.6L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
Fits:
  • Buick:
    • Lucerne
  • Cadillac:
    • DTS,
    • SRX,
    • STS,
    • XLR
MSRP $134.18
$87.95
MSRP $134.18
$87.95
Ebony Ignition Start/Stop Switch
Part Number: 25893239
GM GM
Other Names: Ignition Switch, d1433g
Replaces: 15894409, 25770599
Description: STS, STS-v. Work with vehicle electronics to help optimize vehicle capabilities This GM Genuine Part is designed, engineered, and tested...
Fits:
  • Cadillac:
    • STS
MSRP $320.18
$184.10
MSRP $320.18
$184.10
Valve Cover Gasket
Part Number: 12576396
GM GM
Other Names: Spark Plug Tube Seal
Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
Fits:
  • Cadillac:
    • SRX,
    • STS,
    • XLR
MSRP $16.56
$12.28
MSRP $16.56
$12.28
Part Number: sparkplugproject
Custom Custom
Not For Sale
Not For Sale

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