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.
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
41.5% Off 
Ebony Ignition Start/Stop Switch
GM
25893239
STS, STS-v. Work with vehicle electronics to help optimize vehicle capabilities
This GM Genuine Part is designed, engineered, and tested...
$192.28
MSRP $352.16
Save $159.88
45.4% Off 
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