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Shop By Brand

The Following brands are available based on your search.

  • Bosal
    Bosal
  • DEC
    DEC
  • Davico Converters
    Davico Converters
  • Eastern Catalytic
    Eastern Catalytic
  • Magnaflow
    Magnaflow
  • Walker
    Walker

Best Selling Genuine Audi Catalytic Converters

  • We Stock the following top leading brands, including Bosal, Eastern Catalytic, DEC
  • Constantly Updated Inventory of Audi Replacement Catalytic Converter Parts
Bosal
Qty:
$360.00
Bosal Catalytic Converter  Right
  • VW/audi 98-02 2.8 v6 right w/o gaskets
  • Bosal Federal Direct-Fit Standard Load OBDII Catalytic Converter
Brand: Bosal
Position: Right
Additional Fitment Information:
Vehicle Position
2000 - Audi A6 Right
Eastern Catalytic
2006 Audi A3 Catalytic Converter - Rear Eastern Catalytic - UNIVERSAL

P311-539D89A    82775  New

Qty:
$72.69
Eastern Catalytic Catalytic Converter  Rear
  • Federal / EPA Semi-Universal Converter - ECO II
  • Legal Note: Not For Sale or Use in the state of CA/NY & Maine (vehicles with California Emissions)
  • UNIVERSAL
  • Product Attributes:
    • Air Tube Qty: None
    • Body Length (IN): 12"
    • Catalyst Type: Eco Ii
    • Inlet Gasket Qty: None
    • Inlet Hardware: None
    • Inlet Type A: 2.25" Id
    • O2 Sensor Ports: None
    • Outlet Gasket Qty: None
    • Outlet Hardware: None
    • Outlet Type A: 2.25" Id
    • Overall Length (IN): 16"
    • Test Weight: 5.9 / 6000
  • Proprietary ECO II NANO substrate chemistry is designed to be effective on most complex or second-generation on board diagnostics (OBD II) systems and yields highly efficient loadings for lower cost and better converter efficiency. Latest advanced-manufacturing technology, including automated workstations, spinner welding equipment, and high-speed production lines ensures that all converters are built to exact OE dimensions and fitment. This technology helps to maintain industry-leading efficiency, productivity, and competitive prices.
Brand: Eastern Catalytic
Position: Rear
Additional Fitment Information:
Vehicle Position
2006 - Audi A3 Rear
DEC
2003 Audi Allroad Quattro Catalytic Converter 6 Cyl 2.7L DEC - Direct Fit

P311-036D87A    W0133-1903509  New

Qty:
$785.55
DEC Catalytic Converter
  • EPA Vehicle Specific Loading
  • EPA Compliant - (48-State & Canada) EPA Tier 0 & Tier 1 emission use.
  • EPA Federal Compliant - Vehicle Specific Loading Catalyst - Not Legal for sale or use in California. Legal in New York and Maine on EPA Federal Emission Equipped Vehicles only.
  • Direct Fit
Brand: DEC
Additional Fitment Information:
Vehicle Transmission Block Engine CID CC
2003 - Audi Allroad Quattro Automatic V 6 Cyl 2.7L - 2671
DEC
2003 Audi Allroad Quattro Catalytic Converter 6 Cyl 2.7L DEC - Direct Fit

P311-3D8AEC6    W0133-1903510  New

Qty:
$782.59
DEC Catalytic Converter
  • EPA Vehicle Specific Loading
  • EPA Compliant - (48-State & Canada) EPA Tier 0 & Tier 1 emission use.
  • EPA Federal Compliant - Vehicle Specific Loading Catalyst - Not Legal for sale or use in California. Legal in New York and Maine on EPA Federal Emission Equipped Vehicles only.
  • Direct Fit
Brand: DEC
Additional Fitment Information:
Vehicle Transmission Block Engine CID CC
2003 - Audi Allroad Quattro Automatic V 6 Cyl 2.7L - 2671
DEC
2000 Audi TT Catalytic Converter DEC - Direct Fit

P311-4761654    W0133-1936305  New

Qty:
$582.08
DEC Catalytic Converter
  • EPA Vehicle Specific Loading
  • Downstream 02 Sensor in Rear of Cat, EPA Compliant - (48-State & Canada) EPA Tier 0 & Tier 1 emission use.
  • EPA Federal Compliant - Vehicle Specific Loading Catalyst - Not Legal for sale or use in California. Legal in New York and Maine on EPA Federal Emission Equipped Vehicles only.
  • Direct Fit
Brand: DEC
Additional Fitment Information:
Vehicle
2000 - Audi TT
DEC
2007 Audi A4 Catalytic Converter 4 Cyl 2.0L DEC - Direct Fit

P311-2DB29EF    W0133-1982210  New

Qty:
$695.79
DEC Catalytic Converter
  • EPA Vehicle Specific Loading
  • EPA Compliant - (48-State & Canada) EPA Tier 0 & Tier 1 emission use.
  • EPA Federal Compliant - Vehicle Specific Loading Catalyst - Not Legal for sale or use in California. Legal in New York and Maine on EPA Federal Emission Equipped Vehicles only.
  • Direct Fit
Brand: DEC
Additional Fitment Information:
Vehicle Block Engine CID CC
2007 - Audi A4 L 4 Cyl 2.0L 121 1984
DEC
2004 Audi S4 Catalytic Converter DEC - Direct Fit

P311-5C196FF    W0133-2034942  New

Qty:
$832.63
DEC Catalytic Converter
  • EPA Vehicle Specific Loading
  • Bank #2 - EPA Compliant - (48-State & Canada) EPA Tier 0 & Tier 1 emission use.
  • EPA Federal Compliant - Vehicle Specific Loading Catalyst - Not Legal for sale or use in California. Legal in New York and Maine on EPA Federal Emission Equipped Vehicles only.
  • Direct Fit
Brand: DEC
Additional Fitment Information:
Vehicle Transmission
2004 - Audi S4 Manual
DEC
2004 Audi S4 Catalytic Converter DEC - Direct Fit

P311-1BACACB    W0133-2034943  New

Qty:
$848.66
DEC Catalytic Converter
  • EPA Vehicle Specific Loading
  • Bank #1 - EPA Compliant - (48-State & Canada) EPA Tier 0 & Tier 1 emission use.
  • EPA Federal Compliant - Vehicle Specific Loading Catalyst - Not Legal for sale or use in California. Legal in New York and Maine on EPA Federal Emission Equipped Vehicles only.
  • Direct Fit
Brand: DEC
Additional Fitment Information:
Vehicle Transmission
2004 - Audi S4 Manual
DEC
2000 Audi A8 Quattro Catalytic Converter DEC - Direct Fit

P311-3C9810A    W0133-1949999  New

Qty:
$660.54
DEC Catalytic Converter
  • EPA Vehicle Specific Loading
  • with Single Catalytic Converter per Side

    EPA Compliant - (48-State & Canada) EPA Tier 0 & Tier 1 emission use.
  • EPA Federal Compliant - Vehicle Specific Loading Catalyst - Not Legal for sale or use in California. Legal in New York and Maine on EPA Federal Emission Equipped Vehicles only.
  • Direct Fit
Brand: DEC
Additional Fitment Information:
Vehicle
2000 - Audi A8 Quattro
DEC
2002 Audi A6 Catalytic Converter DEC - Direct Fit

P311-16DC8CA    W0133-1902856  New

Qty:
$606.95
DEC Catalytic Converter
  • EPA Vehicle Specific Loading
  • EPA Compliant - (48-State & Canada) EPA Tier 0 & Tier 1 emission use.
  • EPA Federal Compliant - Vehicle Specific Loading Catalyst - Not Legal for sale or use in California. Legal in New York and Maine on EPA Federal Emission Equipped Vehicles only.
  • Direct Fit
Brand: DEC
Additional Fitment Information:
Vehicle
2002 - Audi A6
DEC
2004 Audi A6 Catalytic Converter DEC - Direct Fit

P311-13DDCDD    W0133-1902857  New

Qty:
$681.95
DEC Catalytic Converter
  • EPA Vehicle Specific Loading
  • EPA Compliant - (48-State & Canada) EPA Tier 0 & Tier 1 emission use.
  • EPA Federal Compliant - Vehicle Specific Loading Catalyst - Not Legal for sale or use in California. Legal in New York and Maine on EPA Federal Emission Equipped Vehicles only.
  • Direct Fit
Brand: DEC
Additional Fitment Information:
Vehicle
2004 - Audi A6
DEC
1996 Audi A4 Catalytic Converter DEC - 50 State Legal

P311-3FC3B08    W0133-1975618  New

Qty:
$683.25
DEC Catalytic Converter
  • CARB Compliant Direct Fit
  • C.A.R.B Compliant - California/New York Engine Family Number TAD2.8V8GFFM - Tier: Tier 1
  • California C.A.R.B Compliant - Legal for sale and use in all 50 states...
  • 50 State Legal
Brand: DEC
Additional Fitment Information:
Vehicle
1996 - Audi A4
DEC
2001 Audi TT Quattro Catalytic Converter DEC - 50 State Legal

P311-59DC3BC    W0133-1903176  New

Qty:
$910.21
DEC Catalytic Converter
  • CARB Compliant Direct Fit
  • C.A.R.B Compliant - California/New York Engine Family Number 1ADXV01.8336 - Tier: TLEV or Engine Family Number 1ADXV01.8347 - Tier: LEV
  • California C.A.R.B Compliant - Legal for sale and use in all 50 states...
  • 50 State Legal
Brand: DEC
Additional Fitment Information:
Vehicle Engine Designation
2001 - Audi TT Quattro AWP
DEC
2002 Audi TT Quattro Catalytic Converter DEC - 50 State Legal

P311-59DC3BC    W0133-1903176  New

Qty:
$910.21
DEC Catalytic Converter
  • CARB Compliant Direct Fit
  • C.A.R.B Compliant - California/New York Engine Family Number 2ADXV01.8336 - Tier: TLEV or Engine Family Number 2ADXV01.8347 - Tier: LEV
  • California C.A.R.B Compliant - Legal for sale and use in all 50 states...
  • 50 State Legal
Brand: DEC
Additional Fitment Information:
Vehicle Engine Designation
2002 - Audi TT Quattro AWP
DEC
2006 Audi A3 Catalytic Converter DEC - Direct Fit

P311-4A84AD7    W0133-1972705  New

Qty:
$1,007.29
DEC Catalytic Converter
  • EPA Vehicle Specific Loading
  • Engine Pipe with Converter

    EPA Compliant - (48-State & Canada) EPA Tier 0 & Tier 1 emission use.
  • EPA Federal Compliant - Vehicle Specific Loading Catalyst - Not Legal for sale or use in California. Legal in New York and Maine on EPA Federal Emission Equipped Vehicles only.
  • Direct Fit
Brand: DEC
Additional Fitment Information:
Vehicle
2006 - Audi A3
Bosal
2005 Audi A6 Quattro Catalytic Converter 6 Cyl 3.2L Bosal

P311-2519A6A    W0133-1982652  New

Qty:
$516.89
Bosal Catalytic Converter
  • EPA Premium Load Direct Fit
  • EPA Compliant - (48-State & Canada) EPA Tier 0 & Tier 1 emission use.
  • EPA Federal Compliant - Premium Loading Catalyst - Not Legal for sale or use in California. Legal in New York and Maine on EPA Federal Emission Equipped Vehicles only.
Brand: Bosal
Additional Fitment Information:
Vehicle Block Engine CID CC
2005 - Audi A6 Quattro V 6 Cyl 3.2L - 3123
Bosal
2005 Audi A6 Quattro Catalytic Converter 6 Cyl 3.2L Bosal

P311-3AA9EA2    W0133-1982653  New

Qty:
$503.76
Bosal Catalytic Converter
  • EPA Premium Load Direct Fit
  • EPA Compliant - (48-State & Canada) EPA Tier 0 & Tier 1 emission use.
  • EPA Federal Compliant - Premium Loading Catalyst - Not Legal for sale or use in California. Legal in New York and Maine on EPA Federal Emission Equipped Vehicles only.
Brand: Bosal
Additional Fitment Information:
Vehicle Block Engine CID CC
2005 - Audi A6 Quattro V 6 Cyl 3.2L - 3123
Bosal
1980 Audi 4000 Catalytic Converter 4 Cyl 1.6L Bosal

P311-4D553F2    W0133-1604676  New

Qty:
$164.99
Bosal Catalytic Converter
  • EPA Standard Load Direct Fit
  • w/o O2 Sensor Provision (Two, 3 Bolt Flanges)

    EPA Compliant - (48-State & Canada) EPA Tier 0 & Tier 1 emission use.
  • EPA Federal Compliant - Standard Grade Catalyst - Not Legal for sale or use in California. Legal in New York and Maine on EPA Federal Emission Equipped Vehicles only.
Brand: Bosal
Additional Fitment Information:
Vehicle Block Engine CID CC
1980 - Audi 4000 L 4 Cyl 1.6L 97 1588
Bosal
1996 Audi A4 Catalytic Converter Bosal

P311-2B0CF37    W0133-1735032  New

Qty:
$411.21
Bosal Catalytic Converter
  • EPA Standard Load Direct Fit
  • with Header Pipe

    EPA Compliant - (48-State & Canada) EPA Tier 0 & Tier 1 emission use.
  • EPA Federal Compliant - Standard Grade Catalyst - Not Legal for sale or use in California. Legal in New York and Maine on EPA Federal Emission Equipped Vehicles only.
  • Right - with Header Pipe
Brand: Bosal
Additional Fitment Information:
Vehicle
1996 - Audi A4
DEC
2003 Audi Allroad Quattro Catalytic Converter 6 Cyl 2.7L DEC - Direct Fit

P311-036D87A    W0133-1903509  New

Qty:
$785.55
DEC Catalytic Converter
  • EPA Vehicle Specific Loading
  • EPA Compliant - (48-State & Canada) EPA Tier 0 & Tier 1 emission use.
  • EPA Federal Compliant - Vehicle Specific Loading Catalyst - Not Legal for sale or use in California. Legal in New York and Maine on EPA Federal Emission Equipped Vehicles only.
  • Direct Fit
Brand: DEC
Additional Fitment Information:
Vehicle Transmission Block Engine CID CC
2003 - Audi Allroad Quattro Automatic V 6 Cyl 2.7L - 2671