2009 Cadillac STS Exhaust Systems
Select Your Submodel
-
Mahle®Exhaust Pipe Flange GasketCadillac STS 2009, Exhaust Pipe Flange Gasket by Mahle®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your needs and...High quality at an affordable priceExpertly made from premium materials$7.83 - $8.68 - Fel-Pro®Exhaust Pipe Flange GasketCadillac STS 2009, Exhaust Pipe Flange Gasket by Fel-Pro®. If you need durable gaskets to prevent leaks on your vehicle, Fel-Pro is the way to go. Engineered using the latest technologies and global engineering resources, the gaskets...Direct OEM replacement for a proper fitEnsures reliable sealing performance$3.85 - $13.34
- ACDelco®Genuine GM Parts™ Exhaust Manifold GasketCadillac STS 2009, Genuine GM Parts™ Exhaust Manifold Gasket by ACDelco®. Designed utilizing the latest technology, this product by ACDelco features premium quality and will perform better than advertised. Perfect for your vehicle and...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$20.75 - $38.92Save: up to 16%$17.64 - $32.87
- Apex Auto®Exhaust Manifold Gasket SetCadillac STS 2009, Exhaust Manifold Gasket Set by Apex Auto®. Designed utilizing the latest technology, this product by Apex Auto features premium quality and will perform better than advertised. Perfect for your vehicle and lifestyle,...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$15.91 - $28.45
- Mahle®Multi-Layered Steel Exhaust Manifold Gasket SetCadillac STS 2009, Multi-Layered Steel Exhaust Manifold Gasket Set by Mahle®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will...High quality at an affordable priceExpertly made from premium materials$21.66 - $50.34
- Walker®Multi Layer Steel 2-Bolt Exhaust Manifold Flange GasketCadillac STS 3.6L 2009, Multi Layer Steel 2-Bolt Exhaust Manifold Flange Gasket by Walker®. With their extensive selection of accessories and hardware for the exhaust system, Walker will provide you with everything needed to do the...Makes installation quick and easyOptimal OE-style fit and quality$6.54
- Mahle®Catalytic Converter GasketCadillac STS 2009, Catalytic Converter Gasket by Mahle®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your needs and...High quality at an affordable priceExpertly made from premium materials$4.89 - $35.00
- Mahle®Exhaust Pipe to Manifold GasketCadillac STS 2009, Exhaust Pipe to Manifold Gasket by Mahle®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your needs...High quality at an affordable priceExpertly made from premium materials$4.89
- ACDelco®Genuine GM Parts™ Oxygen SensorCadillac STS 2009, Genuine GM Parts™ Oxygen Sensor by ACDelco®. If your O2 sensor is not functioning properly, you are robbing yourself of performance and costing yourself money at the gas pump. Let ACDelco’s GM OE Oxygen Sensor help.ACDelco GM OE Oxygen Sensors earn the name ACDelco by being put through a variety of tests, often under extreme and unusual conditionsDetects oxygen content in the exhaust gases$41.52 - $123.66Save: up to 16%$35.04 - $105.11
- TRQ®Oxygen SensorCadillac STS 2009, Oxygen Sensor by TRQ®. If your oxygen sensor fails, replace it with this top-grade part developed to easily fix the problem. Built to fit and function exactly as the part it is replacing, the product provides...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$35.95 - $56.95Save: up to 5%$34.15 - $55.24
- Denso®Oxygen SensorCadillac STS 2009, Oxygen Sensor by Denso®. Make sure your engine runs efficiently and produces fewer emissions by replacing your malfunctioning fuel-ratio sensors with these top-notch products designed by Denso. Engineered with the use...High quality plastic and/or steel constructionDirect replacement for a proper fit every time$43.05 - $98.79
- Walker Products®Oxygen SensorCadillac STS 2009, Oxygen Sensor by Walker Products®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your needs and...High quality at an affordable priceExpertly made from premium materials$37.73 - $64.93
- Bosch®Premium Oxygen SensorCadillac STS 2009, Premium Oxygen Sensor by Bosch®. A worn-out oxygen sensor can cause engine performance problems and shorten the life of the catalytic converter. Tune-up your vehicle with an Oxygen Sensor from Bosch that is equally...OE Identical ConnectorCompact Design$48.18 - $130.66
- Walker Products®Premium Oxygen SensorCadillac STS 2009, Premium Oxygen Sensor by Walker Products®. Walker Oxygen Sensors are precision made for outstanding performance and manufactured to meet or exceed all original equipment specifications and test requirements. The...Improved Engine Response & PerformanceLower Emissions$47.03 - $79.65
- NTK®Oxygen SensorCadillac STS 2009, Oxygen Sensor by NTK®. Thimble type sensors feature a ceramic element that projects into the exhaust system and becomes electrically conductive at high temperature. The sensor element then sends voltage signals back...Increases vehicle fuel economy and engine performance while decreasing vehicle exhaust emissionsDirect replacement$43.74 - $77.44
- Spectra Premium®Oxygen SensorCadillac STS 2009, Oxygen Sensor by Spectra Premium®. To ensure your vehicle has optimal performance and fuel economy while producing minimal emissions replace a defective O2 sensor with one backed by the aftermarket’s most rigorous...Increase vehicle fuel economy and engine performance while decreasing vehicle exhaust emissions100% performance tested to meet vehicle requirements$19.32 - $45.06
- Bosch®Narrow-band Oxygen SensorCadillac STS 2009, Narrow-band Oxygen Sensor by Bosch®. The Bosch oxygen sensor utilizes a mix of zirconium and yttrium oxides and other elements to form a tough base that withstands the intense stress to which oxygen sensors are...OE-EquivalentOE Style connectors and wire lengths$43.46 - $50.66
- Denso®Universal Fit Oxygen SensorCadillac STS 4.6L 2009, Universal Fit Oxygen Sensor by Denso®. Denso's light duty oxygen sensor started to appear on vehicles with the development of fuel injection systems. The basic job of the sensor is to monitor the air fuel mixture...Corrosion-resistant stainless steel constructionPTFE filter blocks efficiency-robbing contaminants$42.11
- ACDelco®GM Original Equipment™ Oxygen Sensor ConnectorCadillac STS 2009, GM Original Equipment™ Oxygen Sensor Connector by ACDelco®. If your O2 Sensor is not functioning properly, you are robbing yourself of performance and costing yourself money at the gas pump. Let ACDelco’s Oxygen...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$39.38 - $97.27Save: 15%$33.31 - $82.68
- Delphi®Oxygen SensorCadillac STS 4.6L 2009, Oxygen Sensor by Delphi®. Position: Upstream. As one of the leading suppliers of oxygen sensor technology since 1978, Delphi planar technology is the result of their OE and aftermarket engineers partnering...Resists high temperatures, vibration damage and wire corrosion to protect signal accuracy, and long lifePatented sensors construction and design$91.27
- WVE®Oxygen Sensor ConnectorCadillac STS 2009, Oxygen Sensor Connector by WVE®. WVE emissions products are made to meet or exceed vehicle manufacturer specifications to work in concert with the fuel system, underhood electronics and the engine to minimize...Excellent replacement for your worn-out factory partDesigned to keep your vehicle running reliably mile after mile$35.26 - $60.95
- AP Exhaust®Enforcer Series Aluminized Steel Round Glass Pack Exhaust MufflerUniversal Enforcer Series Aluminized Steel Round Glass Pack Exhaust Muffler by AP Exhaust®. Muffler Structure: Straight-through. Muffler Configuration: Center - Center. Today’s exhaust performance market continues to cover a broad...Aluminized materials for superior corrosion protectionIdeal for the economy buyer$13.46 - $38.58
- Black Widow®Widowmaker™ Stainless Steel Oval Gray Exhaust MufflerUniversal Widowmaker™ Stainless Steel Oval Gray Exhaust Muffler by Black Widow®. Muffler Body Length: 10". Muffler Sound: Aggressive / Loud. Muffler Configuration: Center - Center. Black Widow MOST AGGRESSIVE muffler yet and with...$124.00 - $134.00
- Black Widow®Race Venom™ Stainless Steel Oval Gray Exhaust MufflerUniversal Race Venom™ Stainless Steel Oval Gray Exhaust Muffler by Black Widow®. Muffler Body Length: 9". Muffler Sound: Aggressive / Loud. Black Widow Race Venom series mufflers have the same patent pending internal hourglass design...$124.00 - $143.00
- Different Trend®Flow II Series Stainless Steel Oval Gray Exhaust MufflerUniversal Flow II Series Stainless Steel Oval Gray Exhaust Muffler by Different Trend®. Muffler Sound: Moderate. Different Trend provides variety of product selections, premium quality products, superior value, and the best in customer...$40.43 - $115.26
- Dorman®Brass Exhaust Manifold Hardware KitBrass Exhaust Manifold Hardware Kit by Dorman®. Dorman manifold bolt and spring kits are just what you need to secure the front flange. Dorman offers products like fasteners and solutions to keep your vehicle running its best.Direct replacement for a proper fitBuilt to Last$5.63
- AP Exhaust®Xlerator Performance Exhaust Muffler with Inlet/Outlet NeckUniversal Xlerator Performance Exhaust Muffler with Inlet/Outlet Neck by AP Exhaust®. Today’s exhaust performance market continues to cover a broad spectrum of vehicles. The unique nature of this market is that a product demand is not...Deep performance soundIncreased exhaust flow$25.34 - $62.13
- Black Widow®Race Venom Angry Housewife™ Stainless Steel Oval Gray Exhaust MufflerUniversal Race Venom Angry Housewife™ Stainless Steel Oval Gray Exhaust Muffler by Black Widow®. Muffler Sound: Aggressive / Loud. Black Widow Race Venom series mufflers have the same patent pending internal hourglass design as the...$99.00 - $114.00
- iD Select®ECO II Universal Fit Catalytic ConverterUniversal ECO II Catalytic Converter by iD Select®. Converter Configuration: Universal Fit. Catalytic Converter Overall Length: 16". Swap out your worn-out or malfunctioning part with this top-notch exhaust product from iD Select....$160.09 - $162.91
- Pypes®Race-Pro Series 304 SS Round Silver Exhaust Muffler (2.5" Center ID, 2.5" Center OD, 14" Length)Universal Race-Pro Series 304 SS Round Silver Exhaust Muffler by Pypes®. Muffler Inlet Diameter: 2.5". Muffler Outlet Diameter: 2.5". Muffler Body Length: 14". Muffler Sound: Aggressive / Loud. Muffler Configuration: Center - Center....$70.75Save: $10.00 (14%)$60.75
Shop By Service Type
2009 Cadillac STS Exhaust Reviews
5 reviews
I Would Definitely Buy Again
SLP® - Loud Mouth™ Stainless Steel Round Bullet-Type Silver Exhaust Resonator (2.5" Center ID, 2.5" Center OD, 14" Length)Posted by Robert (Monroe, WI) / November 20, 20222000 Dodge Dakota
2009 Cadillac STS Models
Popular Searches