Exhaust for 2009 Audi S4
Select Exhaust part
Federal / EPA Catalytic Converter - Universal OBDII Enhanced
AP Exhaust
608414
ARISTO's proprietary substrate chemistry yields highly efficient loadings for lower cost and better converter efficiency while our latest...
Positions: Rear Left, Rear Right
$104.91
Fits Your Vehicle
Denso Oxygen Sensor
Denso
234-4874
DENSO Oxygen Sensors are manufactured and tested to the strictest OE standards for unparalleled peformance; Each component is precision...
Positions: Downstream
$85.05
Fits Your Vehicle
Walker Products 250-24689 Oxygen Sensor 4-W Direct Fit Narrow-Band
Walker Products Inc. -
250-24689
Walker Products Engine Management and Oxygen/Air-Fuel sensors have been engineered and developed to be an Original Equipment...
Positions: Downstream Left, Downstream Right
$86.56
Fits Your Vehicle
Hella Oxygen Sensor
Hella
358066391
The proportion of electronics in vehicles has increased continuously in recent years. A development in which HELLA has long played a...
Positions: Rear Left, Rear Right
$65.85
Fits Your Vehicle
Walker Products 250-25007 Oxygen Sensor 5-W Wide-Band
Walker Products Inc. -
250-25007
Walker Products Engine Management and Oxygen/Air-Fuel sensors have been engineered and developed to be an Original Equipment...
Positions: Upstream Left, Upstream Right
$116.34
Fits Your Vehicle
Spectra Premium Oxygen Sensor
Spectra Premium
OS5005
Innovative engineering, manufacturing technology and quality control ensure that Spectra Premium oxygen sensors meet or exceed the...
Positions: Downstream Left, Downstream Right
Fits Your Vehicle
Delphi Oxygen Sensor
DELPHI
ES20166
Delphi's ever growing portfolio of high quality vehicle sensors are backed by stringent OE development and product validation methods. We...
Positions: Rear Left, Rear Right
$94.81
Fits Your Vehicle
Hella Oxygen Sensor
Hella
358066401
The proportion of electronics in vehicles has increased continuously in recent years. A development in which HELLA has long played a...
Positions: Rear Left, Rear Right
Fits Your Vehicle
Direct Fit Catalytic Converter
DAVICO CONVERTERS
18432
Davico Exact-Fit Catalytic Converters are designed using the original equipment sample parts so that we make sure they fit and function...
Positions: Right
Fits Your Vehicle
Pipe Connector, exhaust system
Vaico
V10-1838
Pipe Connector, exhaust system Exhaust Clamp
$13.79
Fits Your Vehicle
Delphi Oxygen Sensor
DELPHI
ES10920
Delphi's ever growing portfolio of high quality vehicle sensors are backed by stringent OE development and product validation methods. We...
Positions: Front
$148.39
Fits Your Vehicle
Walker Products 350-35015 Oxygen Sensor 5-W Wide-Band
Walker Products Inc. -
350-35015
Walker Products Engine Management and Oxygen/Air-Fuel sensors have been engineered and developed to be an Original Equipment...
Positions: Upstream Left, Upstream Right
$120.75
Fits Your Vehicle
Mount, exhaust system
Vaico
V10-2343
Mount, exhaust system Exhaust Mount
Positions: Front
Fits Your Vehicle
Facet Oxygen Sensor
FACET FUEL PUMPS
10.8247
Oxygen Sensor
Positions: Rear Right
Fits Your Vehicle
Walker Products 350-34207 Oxygen Sensor 4-W Direct Fit Narrow-Band
Walker Products Inc. -
350-34207
Walker Products Engine Management and Oxygen/Air-Fuel sensors have been engineered and developed to be an Original Equipment...
Positions: Downstream Left, Downstream Right
$72.44
Fits Your Vehicle
Bosch Oxygen Sensor
Bosch
16978
Bosch is the world’s leading supplier and original equipment manufacturer of Oxygen Sensors. Bosch invented the automotive oxygen sensor...
Positions: Downstream
$76.61
Fits Your Vehicle
Bosch Oxygen Sensor
Bosch
15733
Bosch is the world’s leading supplier and original equipment manufacturer of Oxygen Sensors. Bosch invented the automotive oxygen sensor...
Positions: Downstream
Fits Your Vehicle
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