Cadillac STS Ignition & Spark Plugs
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
GM
12571533
4.4 & 4.6L, 4.6L.
$7.46
MSRP $10.66
Save $3.20
30% Off 
OEM NEW 04-06 GM Buick Cadillac LaCrosse CTS STS Rendezvous Spark Plug 19301814
GM
19301814
3.6L, 1st design. Iridium is the latest in spark plug technology and is an exact replacement for vehicles' original components
Iridium...
$12.29
MSRP $17.56
Save $5.27
30% Off 
Iridium Spark Plug
GM
12681660
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...
$11.82
MSRP $16.88
Save $5.06
30% Off 
Double Platinum Spark Plug
GM
12592619
4.4L. One-piece, fired-in suppressor seal blends three glass types for a gas-tight seal that helps reduce radio frequency and engine...
$9.17
MSRP $13.10
Save $3.93
30% Off 
OEM NEW 2005-09 GM Buick Cadillac Acadia Left Right Ignition Spark Plug 19300872
GM
19300872
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...
$9.46
MSRP $13.52
Save $4.06
30% Off 
OEM NEW 10-15 GM GM Spark Plug Tube Seal-Spark Plug Wire Boot (O Ring) 12607-600
GM
12607600
3.6L. ATS. Spark plug shield seals.
$7.49
MSRP $9.39
Save $1.90
20.2% Off 
Ignition Coil
GM
19421260
DTS. Lucerne. 4.6l. XLR. STS, STS-v. 4.6l. SRX. 4.6l. 2nd design. STS, STS-v. 4.4l.
$84.61
MSRP $154.54
Save $69.93
45.3% Off 
OEM NEW 2004-2010 GM Cadillac Traverse Left or Right Side Ignition Coil 19418102
GM
19418102
Aztek, Rendezvous. 3.6l. LaCrosse. 3.6l. SRX. 3.6l. CTS. With high output. Outlook. High quality coated windings to improve durability...
$96.84
MSRP $176.88
Save $80.04
45.3% Off 
OEM NEW 2007-2020 GM Buick Chevrolet Cadillac Pontiac GMC Ignition Coil 12632479
GM
12632479
High quality coated windings to improve durability and provide protection against internal shorts and dielectric breakdown
Silicone...
$64.76
MSRP $118.28
Save $53.52
45.2% Off 
Ignition Knock (Detonation) Sensor
GM
12618603
Sends signals to the engine control module (ECM) to adjust timing
Helps prevent damage to the engine caused by pre-ignition
$40.69
MSRP $69.61
Save $28.92
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