Audi A3 Emission Control Parts
Audi A3 Sensors
194 parts
Audi A3 Crankcase Ventilation System Parts
31 parts
Audi A3 Vacuum System Parts
17 parts
Audi A3 Gaskets and Sealing Systems
16 parts
Audi A3 Evaporative System Parts
10 parts
Audi A3 Switches, Solenoids and Actuators
9 parts
Audi A3 EGR and Related Components
7 parts
Audi A3 Air Injection System Parts
7 parts
Audi A3 Relays
3 parts
Audi A3 Emission Components
2 parts
Audi A3 Hardware, Fasteners and Fittings
2 parts
Audi A3 Filters
1 part
Gates EMH906
Engine Crankcase Vent Valve
- Manufacturer
- Gates
- Verified Fits
-
✓ Audi A3
- Part Type
- Engine Crankcase Vent Valve
Our Price
✓ In stock
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Walker Products 350-35100
Walker Products 350-35100 Oxygen Sensor 5-W Wideband
- Manufacturer
- Walker Products
- Verified Fits
-
✓ Audi A3
- Part Type
- Oxygen Sensor
Our Price
✓ In stock
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Dorman 904-816
Mechanical Vacuum Pump
- Manufacturer
- Dorman
- Verified Fits
-
✓ Audi A3
- Part Type
- Vacuum Pump
Our Price
✓ In stock
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Dorman 904-831
Mechanical Vacuum Pump
- Manufacturer
- Dorman
- Verified Fits
-
✓ Audi A3
- Part Type
- Vacuum Pump
Our Price
✓ In stock
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Dorman 310-601
Fuel Vapor Leak Detection Pump
- Manufacturer
- Dorman
- Verified Fits
-
✓ Audi A3
- Part Type
- Evaporative Emissions System Leak Detection Pump
Our Price
✓ In stock
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Dorman 911-800
Evaporative Emissions Purge Solenoid Valve
- Manufacturer
- Dorman
- Verified Fits
-
✓ Audi A3
- Part Type
- Vapor Canister Purge Valve
Our Price
✓ In stock
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Dorman 911-323
Secondary Air Pressure Sensor
- Manufacturer
- Dorman
- Verified Fits
-
✓ Audi A3
- Part Type
- Evaporative Emissions System Pressure Sensor
Our Price
✓ In stock
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Dorman 917-064
PCV Diaphragm Repair Kit
- Manufacturer
- Dorman
- Verified Fits
-
✓ Audi A3
- Part Type
- PCV Valve Diaphragm
Our Price
✓ In stock
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Gates EMH912
Engine Crankcase Vent Valve
- Manufacturer
- Gates
- Verified Fits
-
✓ Audi A3
- Part Type
- Engine Crankcase Vent Valve
Our Price
✓ In stock
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Gates EMH280
Emission Control & Ventilation Hose
- Manufacturer
- Gates
- Verified Fits
-
✓ Audi A3
- Part Type
- Engine Crankcase Breather Hose
Our Price
✓ In stock
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Gates EMH954
Engine Crankcase Vent Valve
- Manufacturer
- Gates
- Verified Fits
-
✓ Audi A3
- Part Type
- Engine Crankcase Vent Valve
Our Price
✓ In stock
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Spectra Premium MA500
Mass Air Flow Sensor
- Manufacturer
- Spectra Premium
- Verified Fits
-
✓ Audi A3
- Part Type
- Mass Air Flow Sensor
Our Price
✓ In stock
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Standard Ignition AIP41
Air Pump - New
- Manufacturer
- Standard Ignition
- Verified Fits
-
✓ Audi A3
- Part Type
- Secondary Air Injection Pump
Our Price
✓ In stock
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Gates EMH905
Engine Crankcase Vent Valve
- Manufacturer
- Gates
- Verified Fits
-
✓ Audi A3
- Part Type
- Engine Crankcase Vent Valve
Our Price
✓ In stock
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Gates EMH238
Emission Control & Ventilation Hose
- Manufacturer
- Gates
- Verified Fits
-
✓ Audi A3
- Part Type
- Engine Crankcase Breather Hose
Our Price
✓ In stock
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Gates EMH218
Emission Control & Ventilation Hose
- Manufacturer
- Gates
- Verified Fits
-
✓ Audi A3
- Part Type
- Engine Crankcase Breather Hose
Our Price
✓ In stock
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Dorman 904-765
Exhaust Gas Temperature Sensor
- Manufacturer
- Dorman
- Verified Fits
-
✓ Audi A3
- Part Type
- Exhaust Gas Temperature (EGT) Sensor
Our Price
✓ In stock
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WAI MAF20355T
Mass Air Flow Sensor
- Manufacturer
- WAI
- Verified Fits
-
✓ Audi A3
- Part Type
- Mass Air Flow Sensor
Our Price
✓ In stock
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HELLA 7.03635.39.0
Pierburg Secondary Air Injection Pump
- Manufacturer
- HELLA
- Verified Fits
-
✓ Audi A3
- Part Type
- Secondary Air Injection Pump
Our Price
✓ In stock
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WAI MAP1826
Manifold Absolute Pressure Sensor
- Manufacturer
- WAI
- Verified Fits
-
✓ Audi A3
- Part Type
- Manifold Absolute Pressure Sensor
Our Price
✓ In stock
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Standard Ignition AIP46
Air Pump - New
- Manufacturer
- Standard Ignition
- Verified Fits
-
✓ Audi A3
- Part Type
- Secondary Air Injection Pump
Our Price
✓ In stock
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Dorman 310-224
Fuel Vapor Leak Detection Pump
- Manufacturer
- Dorman
- Verified Fits
-
✓ Audi A3
- Part Type
- Evaporative Emissions System Leak Detection Pump
Our Price
✓ In stock
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WAI MAF20297T
Mass Air Flow Sensor
- Manufacturer
- WAI
- Verified Fits
-
✓ Audi A3
- Part Type
- Mass Air Flow Sensor
Our Price
✓ In stock
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Gates EMH135
Emission Control & Ventilation Hose
- Manufacturer
- Gates
- Verified Fits
-
✓ Audi A3
- Part Type
- Engine Crankcase Breather Hose
Our Price
✓ In stock
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WAI MAP1759
Manifold Absolute Pressure Sensor
- Manufacturer
- WAI
- Verified Fits
-
✓ Audi A3
- Part Type
- Manifold Absolute Pressure Sensor
Our Price
✓ In stock
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Standard Ignition LDP49
Fuel Vapor Leak Detection Pump
- Manufacturer
- Standard Ignition
- Verified Fits
-
✓ Audi A3
- Part Type
- Evaporative Emissions System Leak Detection Pump
Our Price
✓ In stock
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HELLA 7.05817.02.0
Emission Check Valve
- Manufacturer
- HELLA
- Verified Fits
-
✓ Audi A3
- Part Type
- Emission Check Valve
Our Price
✓ In stock
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HELLA 7.01341.03.0
VACUUM PUMP, BRAKE SYSTEM
- Manufacturer
- HELLA
- Verified Fits
-
✓ Audi A3
- Part Type
- Vacuum Pump
Our Price
✓ In stock
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Delphi ES20374
Oxygen Sensor
- Manufacturer
- Delphi
- Verified Fits
-
✓ Audi A3
- Part Type
- Oxygen Sensor
Our Price
✓ In stock
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Global Parts Distributors 1812130
gpd Canister Purge 1812130
- Manufacturer
- Global Parts Distributors
- Verified Fits
-
✓ Audi A3
- Part Type
- Vapor Canister Purge Solenoid
Our Price
✓ In stock
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Spectra Premium OS6300
Oxygen Sensor
- Manufacturer
- Spectra Premium
- Verified Fits
-
✓ Audi A3
- Part Type
- Oxygen Sensor
Our Price
✓ In stock
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Standard Ignition VCP169
Vacuum Pump
- Manufacturer
- Standard Ignition
- Verified Fits
-
✓ Audi A3
- Part Type
- Vacuum Pump
Our Price
✓ In stock
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Standard Ignition RY-891
Air Pump Relay
- Manufacturer
- Standard Ignition
- Verified Fits
-
✓ Audi A3
- Part Type
- Secondary Air Injection Relay
Our Price
✓ In stock
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Standard Ignition ETS84
Exhaust Gas Temperature Sensor
- Manufacturer
- Standard Ignition
- Verified Fits
-
✓ Audi A3
- Part Type
- Exhaust Gas Temperature (EGT) Sensor
Our Price
✓ In stock
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Standard Ignition AX382
Intake Air Temperature Sensor
- Manufacturer
- Standard Ignition
- Verified Fits
-
✓ Audi A3
- Part Type
- Engine Intake Manifold Temperature Sensor
Our Price
✓ In stock
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Standard Ignition AX142
Intake Air Temperature Sensor
- Manufacturer
- Standard Ignition
- Verified Fits
-
✓ Audi A3
- Part Type
- Engine Intake Manifold Temperature Sensor
Our Price
✓ In stock
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Standard Ignition ETS83
Exhaust Gas Temperature Sensor
- Manufacturer
- Standard Ignition
- Verified Fits
-
✓ Audi A3
- Part Type
- Exhaust Gas Temperature (EGT) Sensor
Our Price
✓ In stock
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HELLA 008188481
Preglow-Relays
- Manufacturer
- HELLA
- Verified Fits
-
✓ Audi A3
- Part Type
- Diesel Glow Plug Relay
Our Price
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HELLA 7.01510.85.0
Secondary Air Injection Control Valve
- Manufacturer
- HELLA
- Verified Fits
-
✓ Audi A3
- Part Type
- Secondary Air Injection Control Valve
Our Price
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Denso 234-5143
Air/Fuel Sensor 5 Wire, Direct Fit, Heated, Wire Length: 34.37
- Manufacturer
- Denso
- Verified Fits
-
✓ Audi A3
- Part Type
- Air / Fuel Ratio Sensor
Our Price
✓ In stock
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HELLA 7.03280.04.0
Pierburg Exhaust Gas Recirculation (EGR) Valve Control Solenoid
- Manufacturer
- HELLA
- Verified Fits
-
✓ Audi A3
- Part Type
- Exhaust Gas Recirculation (EGR) Valve Control Solenoid
Our Price
✓ In stock
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Delphi TS30141
Exhaust Gas Temperature (EGT) Sensor
- Manufacturer
- Delphi
- Verified Fits
-
✓ Audi A3
- Part Type
- Exhaust Gas Temperature (EGT) Sensor
Our Price
✓ In stock
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Global Parts Distributors 1812323
gpd Exhaust Temp Sensor 1812323
- Manufacturer
- Global Parts Distributors
- Verified Fits
-
✓ Audi A3
- Part Type
- Exhaust Gas Temperature (EGT) Sensor
Our Price
✓ In stock
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Global Parts Distributors 1811856
gpd Knock Sensor 1811856
- Manufacturer
- Global Parts Distributors
- Verified Fits
-
✓ Audi A3
- Part Type
- Ignition Knock (Detonation) Sensor
Our Price
✓ In stock
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Walker Products 273-10094
Walker Products OE Quality 273-10094 Exhaust Gas Temperature (EGT) Sensor
- Manufacturer
- Walker Products
- Verified Fits
-
✓ Audi A3
- Part Type
- Exhaust Gas Temperature (EGT) Sensor
Our Price
✓ In stock
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Walker Products 273-10350
Walker Products OE Quality 273-10350 Exhaust Gas Temperature (EGT) Sensor
- Manufacturer
- Walker Products
- Verified Fits
-
✓ Audi A3
- Part Type
- Exhaust Gas Temperature (EGT) Sensor
Our Price
✓ In stock
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HELLA 008188471
Preglow-Relays
- Manufacturer
- HELLA
- Verified Fits
-
✓ Audi A3
- Part Type
- Diesel Glow Plug Relay
Our Price
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Denso 234-5107
Air/Fuel Sensor 5 Wire, Direct Fit, Heated, Wire Length: 22.87
- Manufacturer
- Denso
- Verified Fits
-
✓ Audi A3
- Part Type
- Air / Fuel Ratio Sensor
Our Price
✓ In stock
Checking stock...
