Contact Us Live Chat or 1-888-220-8330
Search Bar
Search by Part Number or Keywords
  • My Garage
  • My Account
  • Cart
  • Body & Mirrors
  • Chassis & Brakes
  • Engine & Drivetrain
  • Electrical & Lighting
Help Center
< Back ×
Replacement Parts for 2003 Audi A4 Emission Control

2003 Audi A4 Emission Control

My Vehicle Change Vehicle
2003 Audi A4
Change Vehicle
Vehicle Options
We need more information about your vehicle to make a correct determination of fitment
< Back to View All
Engine & Drivetrain

23 products about 2003 Audi A4 Emission Control found

Show Item:
  • 30
  • 60
  • 90
Sort by:
Recommended
Filter
Sort
View by
  • Dorman OE Solutions Secondary Air Injection Pump for 2003 Audi A4 - 306-029

    Dorman® OE Solutions Secondary Air Injection Pump for 2003 Audi A4

    PartNumber: 306-029
    Product Specifications
    • Mounting Hardware Included: No
    • OE Part Number: 06A959253B, 06A959253E
    • Package Contents: 1 Secondary Air Injection Pump
    • Pulley Included: Yes
    • UPC: 885484838178
    • Part Description: 2003 Audi A4 OE Solutions Secondary Air Injection Pump
    More Info
    Vehicle Fitment
    • 2003 Audi A4 | All Trims | 4 Cyl 1.8L
    • 2003 Audi A4 | All Trims | 6 Cyl 3.0L
    $296.38
  • Gates Engine Crankcase Breather Hose Kit for 2003 Audi A4 - EMH210

    Gates® Engine Crankcase Breather Hose Kit for 2003 Audi A4

    PartNumber: EMH210
    Product Specifications
    • Centerline Length: 28.8; 732
    • End 1 Inside Diameter: .88; 22
    • End 2 Inside Diameter: .628; 16
    • Inside Diameter 3: .628; 16
    • Inside Diameter 4: .887; 23
    • Number of Branches: 1
    • Number of Quick Connectors: 2
    • OE Comparison Rating: OE Exact
    • PCV Valve: Yes
    • Protective Sleeve: No
    • UPC: 770075716761
    • Part Description: 2003 Audi A4 Engine Crankcase Breather Hose Kit
    More Info
    Vehicle Fitment
    • 2003 Audi A4 | All Trims | 6 Cyl 3.0L
    $208.35
  • Cardone Reman Remanufactured Smog Air Pump for 2003 Audi A4 - 33-2400M

    Cardone Reman® Remanufactured Smog Air Pump for 2003 Audi A4

    PartNumber: 33-2400M
    Product Specifications
    • E-Waste: Yes
    • Mounting Hole Count: 3
    • Part Description: 2003 Audi A4 Remanufactured Smog Air Pump
    More Info
    Vehicle Fitment
    • 2003 Audi A4 | All Trims | 4 Cyl 1.8L
    • 2003 Audi A4 | All Trims | All Engines
    • 2003 Audi A4 | All Trims | 6 Cyl 3.0L
    Show More
    $171.27
  • VAICO Breather Hose for 2003 Audi A4 - V10-3089

    VAICO® Breather Hose for 2003 Audi A4

    PartNumber: V10-3089
    Product Specifications
    • Notes: Grade: Aftermarket
    • Length [mm]: 630
    • Packaging Depth [cm]: 63
    • Packaging height [cm]: 11
    • Packaging width [cm]: 15
    • UPC: 884109300670
    • Weight [kg]: 0,3
    • Part Description: 2003 Audi A4 Breather Hose
    More Info
    Vehicle Fitment
    • 2003 Audi A4 | All Trims | 4 Cyl 1.8L
    • 2003 Audi A4 | All Trims | 6 Cyl 3.0L
    $109.05
  • VEMO Secondary Air Injection Pump for 2003 Audi A4 - V10-63-0057

    VEMO® Secondary Air Injection Pump for 2003 Audi A4

    PartNumber: V10-63-0057
    Product Specifications
    • Notes: Grade: Aftermarket
    • Packaging Depth [cm]: 20
    • Packaging height [cm]: 19
    • Packaging width [cm]: 33
    • Voltage [V]: 12
    • Weight [kg]: 1,29
    • Part Description: 2003 Audi A4 Secondary Air Injection Pump
    More Info
    Vehicle Fitment
    • 2003 Audi A4 | Base | 4 Cyl 1.8L
    • 2003 Audi A4 | Base | 6 Cyl 3.0L
    • 2003 Audi A4 | Cabriolet | 4 Cyl 1.8L
    • 2003 Audi A4 | Cabriolet | 6 Cyl 3.0L
    Show More
    $124.38
  • Dorman OE Solutions Secondary Air Injection Check Valve for 2003 Audi A4 - 911-970

    Dorman® OE Solutions Secondary Air Injection Check Valve for 2003 Audi A4

    PartNumber: 911-970
    Product Specifications
    • Notes: Packaging Type: Box
    • Finish: Gray
    • Inlet Size: 0.675'' (17.145 mm)
    • Material: Cast Aluminum
    • Maximum Pressure Rating: 50 PSI
    • OE Part Number: 06C131101E
    • Outlet Size: 0.675'' (17.15 mm)
    • Pieces: 1
    • Position: Driver Side
    • UPC: 885484865594
    • Valve type: Diaphragm
    • Working Temperature Range: 40 Deg.C. To 125 Deg. C.
    • Part Description: 2003 Audi A4 OE Solutions Secondary Air Injection Check Valve
    More Info
    Vehicle Fitment
    • 2003 Audi A4 | All Trims | 6 Cyl 3.0L
    $197.96
  • Gates Engine Crankcase Vent Valve for 2003 Audi A4 - EMH904

    Gates® Engine Crankcase Vent Valve for 2003 Audi A4

    PartNumber: EMH904
    Product Specifications
    • Notes: PCV Valve Kit; W/20 mm Valve
    • Contents: PCV Valve
    • Inside Diameter 1: .67; 17
    • Inside Diameter 2: .67; 17
    • Material: Plastic, Rubber, Steel
    • Port Quantity: 2
    • UPC: 770075720089
    • Part Description: 2003 Audi A4 Engine Crankcase Vent Valve
    More Info
    Vehicle Fitment
    • 2003 Audi A4 | All Trims | 4 Cyl 1.8L
    $47.89
  • Dorman OE Solutions Vapor Canister Purge Valve for 2003 Audi A4 - 911-800

    Dorman® OE Solutions Vapor Canister Purge Valve for 2003 Audi A4

    PartNumber: 911-800
    Product Specifications
    • Notes: Mounted Near Intake Manifold;Mounted Near Intake Manifold; Eng Designation BGN
    • Connector Terminal Configuration: 2 Blade
    • Housing Material: Plastic
    • Location: Near Intake Manifold
    • OE Part Number: 1231486, 058133517, 06E 906 517 A, 077133517C, 0K01C18741, 1C0-906-517-A, 28910-22040, 6Q0-906-517-A, 9135444
    • UPC: 019495231684
    • Vacuum Connector Diameter: 1/2"
    • Part Description: 2003 Audi A4 OE Solutions Vapor Canister Purge Valve
    More Info
    Vehicle Fitment
    • 2003 Audi A4 | All Trims | 4 Cyl 1.8L
    • 2003 Audi A4 | All Trims | 6 Cyl 3.0L
    $32.35
  • VAICO Breather Hose for 2003 Audi A4 - V10-4753

    VAICO® Breather Hose for 2003 Audi A4

    PartNumber: V10-4753
    Product Specifications
    • Notes: Grade: OE; With connecting pipe; From 8E-2-000 001; To 8E-4-090 000;Grade: OE; With connecting pipe
    • Length [mm]: 299
    • Packaging height [cm]: 6
    • Packaging width [cm]: 10,1
    • Weight [kg]: 0,18
    • Part Description: 2003 Audi A4 Breather Hose
    More Info
    Vehicle Fitment
    • 2003 Audi A4 | All Trims | 4 Cyl 1.8L
    $75.47
  • Gates Engine Crankcase Breather Hose for 2003 Audi A4 - EMH261

    Gates® Engine Crankcase Breather Hose for 2003 Audi A4

    PartNumber: EMH261
    Product Specifications
    • Centerline Length: 4.8"
    • Location: Suction Pump
    • UPC: 770075766476
    • Part Description: 2003 Audi A4 Engine Crankcase Breather Hose
    More Info
    Vehicle Fitment
    • 2003 Audi A4 | All Trims | 4 Cyl 1.8L
    $41.44
  • VAICO Breather Hose for 2003 Audi A4 - V10-2583

    VAICO® Breather Hose for 2003 Audi A4

    PartNumber: V10-2583
    Product Specifications
    • Notes: Grade: Q+; Dimensions: 25 MM
    • Fitting Position: Cylinder Head
    • Height [mm]: 55
    • Housing Material: Polyamid 6.6
    • Length [mm]: 85
    • Operating Mode: Pressure Controlled
    • Packaging height [cm]: 5,5
    • Packaging width [cm]: 6,5
    • Recommended replace interval [km]: 60000
    • Recommended replace interval [years]: 3
    • Valve type: Breather Valve
    • Weight [kg]: 0,053
    • Width [mm]: 65
    • Part Description: 2003 Audi A4 Breather Hose
    More Info
    Vehicle Fitment
    • 2003 Audi A4 | All Trims | 4 Cyl 1.8L
    $65.68
  • VAICO Breather Hose for 2003 Audi A4 - V10-3580

    VAICO® Breather Hose for 2003 Audi A4

    PartNumber: V10-3580
    Product Specifications
    • Notes: Grade: Aftermarket
    • for OE number: 06B 103 213 G
    • Length [mm]: 220
    • Packaging Depth [cm]: 22
    • Packaging height [cm]: 6
    • Packaging width [cm]: 14
    • UPC: 884109204299
    • Weight [kg]: 0,173
    • Part Description: 2003 Audi A4 Breather Hose
    More Info
    Vehicle Fitment
    • 2003 Audi A4 | All Trims | 4 Cyl 1.8L
    $50.35
  • VAICO EGR Valve for 2003 Audi A4 - V10-2521-1

    VAICO® EGR Valve for 2003 Audi A4

    PartNumber: V10-2521-1
    Product Specifications
    • Notes: Grade: Aftermarket
    • Length [mm]: 120
    • Operating Mode: Pneumatic
    • Packaging Depth [cm]: 12
    • Packaging height [cm]: 3,5
    • Packaging width [cm]: 5,5
    • Valve type: Breather Valve
    • Weight [kg]: 0,027
    • Part Description: 2003 Audi A4 EGR Valve
    More Info
    Vehicle Fitment
    • 2003 Audi A4 | All Trims | 4 Cyl 1.8L
    $35.62
  • VAICO PCV Valve for 2003 Audi A4 - V10-2589

    VAICO® PCV Valve for 2003 Audi A4

    PartNumber: V10-2589
    Product Specifications
    • Notes: Grade: Aftermarket
    • Height [mm]: 54
    • Housing Material: Polyamid 6.6
    • Length [mm]: 120
    • Operating Mode: Pressure Controlled
    • Packaging Depth [cm]: 6
    • Packaging height [cm]: 13,5
    • Packaging width [cm]: 13,5
    • Recommended replace interval [km]: 60000
    • Recommended replace interval [years]: 3
    • UPC: 884109300571
    • Valve type: Breather Valve
    • Weight [kg]: 0,591
    • Width [mm]: 93
    • Part Description: 2003 Audi A4 PCV Valve
    More Info
    Vehicle Fitment
    • 2003 Audi A4 | Base | 6 Cyl 3.0L
    • 2003 Audi A4 | Cabriolet | 6 Cyl 3.0L
    $31.22
  • VAICO 3-Way T Shaped Engine Crankcase Breather Connector for 2003 Audi A4 - V10-2519

    VAICO® 3-Way T Shaped Engine Crankcase Breather Connector for 2003 Audi A4

    PartNumber: V10-2519
    Product Specifications
    • Notes: Grade: Aftermarket
    • for OE number: 07C 133 529 A
    • Packaging height [cm]: 3
    • Packaging width [cm]: 3,4
    • UPC: 884109300489
    • Weight [kg]: 0,014
    • Part Description: 2003 Audi A4 3-Way T Shaped Engine Crankcase Breather Connector
    More Info
    Vehicle Fitment
    • 2003 Audi A4 | All Trims | 4 Cyl 1.8L
    $19.54
  • VAICO Breather Hose for 2003 Audi A4 - V10-4649

    VAICO® Breather Hose for 2003 Audi A4

    PartNumber: V10-4649
    Product Specifications
    • Notes: Grade: OE; Oil Filter Bracket
    • Length [mm]: 181
    • Packaging height [cm]: 3,2
    • Packaging width [cm]: 12,9
    • Weight [kg]: 0,066
    • Part Description: 2003 Audi A4 Breather Hose
    More Info
    Vehicle Fitment
    • 2003 Audi A4 | All Trims | 4 Cyl 1.8L
    $21.77
  • VAICO PCV Valve for 2003 Audi A4 - V10-2517

    VAICO® PCV Valve for 2003 Audi A4

    PartNumber: V10-2517
    Product Specifications
    • Notes: Grade: OEM - Made in Germany (Q+); From Chassis/VIN 8E-3-040 001;Grade: OEM - Made in Germany (Q+)
    • Height [mm]: 60
    • Housing Material: Polyamid 6.6
    • Length [mm]: 55
    • Operating Mode: Pressure Controlled
    • Packaging height [cm]: 6
    • Packaging width [cm]: 2,4
    • Recommended replace interval [km]: 60000
    • Recommended replace interval [years]: 3
    • UPC: 884109204213
    • Valve type: Breather Valve
    • Weight [kg]: 0,018
    • Width [mm]: 24
    • Part Description: 2003 Audi A4 PCV Valve
    More Info
    Vehicle Fitment
    • 2003 Audi A4 | Base | 4 Cyl 1.8L
    • 2003 Audi A4 | Cabriolet | 4 Cyl 1.8L
    $19.31
  • VAICO 3-Way Engine Crankcase Breather Connector for 2003 Audi A4 - V10-2523

    VAICO® 3-Way Engine Crankcase Breather Connector for 2003 Audi A4

    PartNumber: V10-2523
    Product Specifications
    • Notes: Grade: OEM - Made in Germany (Q+)
    • Length [mm]: 49
    • Packaging height [cm]: 6,5
    • Packaging width [cm]: 3,5
    • UPC: 884109204220
    • Weight [kg]: 0,041
    • Part Description: 2003 Audi A4 3-Way Engine Crankcase Breather Connector
    More Info
    Vehicle Fitment
    • 2003 Audi A4 | All Trims | 4 Cyl 1.8L
    $10.29
  • VAICO Breather Hose for 2003 Audi A4 - V10-2776

    VAICO® Breather Hose for 2003 Audi A4

    PartNumber: V10-2776
    Product Specifications
    • Notes: Grade: Aftermarket
    • for OE number: 06B 103 493 M
    • Packaging height [cm]: 3,1
    • Packaging width [cm]: 3,1
    • UPC: 884109300649
    • Weight [kg]: 0,04
    • Part Description: 2003 Audi A4 Breather Hose
    More Info
    Vehicle Fitment
    • 2003 Audi A4 | All Trims | 4 Cyl 1.8L
    $12.23
  • VAICO Crankcase Breather Hose for 2003 Audi A4 - V10-2275

    VAICO® Crankcase Breather Hose for 2003 Audi A4

    PartNumber: V10-2275
    Product Specifications
    • Notes: Grade: Aftermarket; Vent hose
    • for OE number: 06B 103 221 P
    • Length [mm]: 74
    • OE Part Number: 06B103221B, 06B 103 221 P, 6B103221P, 6B 103 221 A, 6B103221A, 6B 103 221 B, 06B 103 221 B, 6B103221B, 6B 103 221 P, 06B103221P, 06B 103 221 A, 06B103221A
    • Packaging height [cm]: 11,3
    • Packaging width [cm]: 10,4
    • UPC: 884109300465
    • Weight [kg]: 0,085
    • Part Description: 2003 Audi A4 Crankcase Breather Hose
    More Info
    Vehicle Fitment
    • 2003 Audi A4 | All Trims | 4 Cyl 1.8L
    $8.40
  • VAICO Breather Hose for 2003 Audi A4 - V10-2274

    VAICO® Breather Hose for 2003 Audi A4

    PartNumber: V10-2274
    Product Specifications
    • Notes: Grade: Aftermarket
    • for OE number: 06B 103 221 G
    • Packaging height [cm]: 3,2
    • Packaging width [cm]: 5,5
    • UPC: 884109300427
    • Weight [kg]: 0,025
    • Part Description: 2003 Audi A4 Breather Hose
    More Info
    Vehicle Fitment
    • 2003 Audi A4 | All Trims | 4 Cyl 1.8L
    $7.07
  • VAICO Breather Hose for 2003 Audi A4 - V10-4638

    VAICO® Breather Hose for 2003 Audi A4

    PartNumber: V10-4638
    Product Specifications
    • Notes: Grade: Aftermarket; Oil Filter Bracket; From VIN 8E-2-000 001; To VIN 8E-5-400 000
    • Height [mm]: 24
    • Housing Material: Polyamid 6.6
    • Length [mm]: 24
    • Operating Mode: Pressure Controlled
    • Packaging Depth [cm]: 4
    • Packaging height [cm]: 2,4
    • Packaging width [cm]: 2,4
    • Recommended replace interval [km]: 60000
    • Recommended replace interval [years]: 3
    • Valve type: Breather Valve
    • Weight [kg]: 0,007
    • Width [mm]: 24
    • Part Description: 2003 Audi A4 Breather Hose
    More Info
    Vehicle Fitment
    • 2003 Audi A4 | Base | 4 Cyl 1.8L
  • VAICO Crankcase Breather Hose for 2003 Audi A4 - V10-4693

    VAICO® Crankcase Breather Hose for 2003 Audi A4

    PartNumber: V10-4693
    Product Specifications
    • Notes: Grade: Aftermarket; From 8E-3-325 001; To 8E-3-500 000;Grade: Aftermarket; From 8H-3-020 001; To 8H-3-050 000
    • Length [mm]: 210
    • Packaging Depth [cm]: 21
    • Packaging height [cm]: 5
    • Packaging width [cm]: 5,5
    • Weight [kg]: 0,041
    • Part Description: 2003 Audi A4 Crankcase Breather Hose
    More Info
    Vehicle Fitment
    • 2003 Audi A4 | All Trims | 6 Cyl 3.0L