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ECO II Catalytic Converter, Aluminized Steel, Semi-Universal (Welding Required), 48-State Legal (Cannot Ship to CA or NY)
Vehicle Info Required to Guarantee Fit
$75.22
Vehicle Fitment
  • 2000 - 2006 Audi TT Base 4 Cyl 1.8L
Product Details
Notes : 14 in. in length with 2 in. inlet and outlet diameterSeries : Eastern ECO IIEmissions : 47-State Legal (Cannot ship to CA, NY or ME)Recommended Use : OE ReplacementQuantity Sold : Sold individuallyTube Material : Aluminized Steel TubeProduct Fit : Semi-Universal (Welding Required)Oxygen Sensor Ports : 1 Sensor PortAnticipated Ship Out Time : Same day - 1 business dayWarranty : 5-year or 50,000-mile Eastern limited warranty
Catalytic Converter - 50-State Legal - Center
Eastern®
Part Number: EAST630539
Vehicle Info Required to Guarantee Fit
$466.18
Vehicle Fitment
  • 2000 - 2005 Audi TT Base 4 Cyl 1.8L
Product Details
Location : CenterEmissions : 50-State LegalRecommended Use : OE ReplacementQuantity Sold : AssemblyEO Number : D-665-17Tube Material : Aluminized Steel TubeProduct Fit : Direct FitAnticipated Ship Out Time : Same day - 1 business dayWarranty : 5-year or 50,000-mile Eastern limited warranty
Catalytic Converter - 50-State Legal
Magnaflow®
Part Number: M66557405
Vehicle Info Required to Guarantee Fit
$296.26
Vehicle Fitment
  • 2009 Audi TT Base 4 Cyl 2.0L Engine Family Number 9ADXV02.03UA, Certification Level: LEV2 ULEV
Product Details
Location : RearSeries : California SeriesEmissions : 50-State LegalRecommended Use : OE ReplacementQuantity Sold : Sold individuallyTube Material : Stainless Steel TubeProduct Fit : Direct FitAnticipated Ship Out Time : 3-4 business daysWarranty : Magnaflow 5 year / 50,000 Mile Limited Warranty
Catalytic Converter - 47-State Legal (Cannot ship to CA, NY or ME)
Vehicle Info Required to Guarantee Fit
$166.91
Vehicle Fitment
  • 2000 - 2006 Audi TT Base 4 Cyl 1.8L
Product Details
Notes : 2.25 in. Inlet/OutletSeries : Heavy Metal SeriesEmissions : 47-State Legal (Cannot ship to CA, NY or ME)Recommended Use : Performance ReplacementQuantity Sold : Sold individuallyTube Material : Stainless Steel TubeProduct Fit : Semi-Universal (Welding Required)Inlet Type : Weld-on InletOutlet Type : Weld-on OutletAnticipated Ship Out Time : 3-4 business daysWarranty : Lifetime Magnaflow Limited WarrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Catalytic Converter - 50-State Legal
Magnaflow®
Part Number: M66418004
Vehicle Info Required to Guarantee Fit
$330.41
Vehicle Fitment
  • 2001 Audi TT Base 4 Cyl 1.8L TLEV, EFN# 1ADXV01.8336
Product Details
Location : Driver Or Passenger SideNotes : 2 in. Inlet/OutletSeries : California SeriesEmissions : 50-State LegalRecommended Use : Performance ReplacementQuantity Sold : Sold individuallyEO Number : D-93-119Tube Material : Stainless Steel TubeProduct Fit : Semi-Universal (Welding Required)Anticipated Ship Out Time : 3-4 business daysWarranty : Magnaflow 5 year / 50,000 Mile Limited Warranty
Catalytic Converter - 50-State Legal
Magnaflow®
Part Number: M66418004
Vehicle Info Required to Guarantee Fit
$330.41
Vehicle Fitment
  • 2000 Audi TT Base 4 Cyl 1.8L TLEV, EFN# YADXV01.8336
Product Details
Notes : 2 in. Inlet/OutletSeries : California SeriesEmissions : 50-State LegalRecommended Use : Performance ReplacementQuantity Sold : Sold individuallyEO Number : D-93-119Tube Material : Stainless Steel TubeProduct Fit : Semi-Universal (Welding Required)Anticipated Ship Out Time : 3-4 business daysWarranty : Magnaflow 5 year / 50,000 Mile Limited Warranty
Catalytic Converter - 50-State Legal
Magnaflow®
Part Number: M66418005
Vehicle Info Required to Guarantee Fit
$330.41
Vehicle Fitment
  • 2000 Audi TT Base 4 Cyl 1.8L TLEV, EFN# YADXV01.8336
Product Details
Notes : 2.25 in. Inlet/OutletSeries : California SeriesEmissions : 50-State LegalRecommended Use : Performance ReplacementQuantity Sold : Sold individuallyEO Number : D-93-119Tube Material : Stainless Steel TubeProduct Fit : Semi-Universal (Welding Required)Anticipated Ship Out Time : 3-4 business daysWarranty : Magnaflow 5 year / 50,000 Mile Limited Warranty
Catalytic Converter - 50-State Legal
Magnaflow®
Part Number: M66418005
Vehicle Info Required to Guarantee Fit
$330.41
Vehicle Fitment
  • 2001 Audi TT Base 4 Cyl 1.8L TLEV, EFN# 1ADXV01.8336
Product Details
Location : Driver Or Passenger SideNotes : 2.25 in. Inlet/OutletSeries : California SeriesEmissions : 50-State LegalRecommended Use : Performance ReplacementQuantity Sold : Sold individuallyEO Number : D-93-119Tube Material : Stainless Steel TubeProduct Fit : Semi-Universal (Welding Required)Anticipated Ship Out Time : 3-4 business daysWarranty : Magnaflow 5 year / 50,000 Mile Limited Warranty
Catalytic Converter - 50-State Legal
Magnaflow®
Part Number: M66418006
Vehicle Info Required to Guarantee Fit
$330.41
Vehicle Fitment
  • 2001 Audi TT Base 4 Cyl 1.8L TLEV, EFN# 1ADXV01.8336
Product Details
Location : Driver Or Passenger SideNotes : 2.5 in. Inlet/OutletEmissions : 50-State LegalRecommended Use : Performance ReplacementQuantity Sold : Sold individuallyEO Number : D-93-119Tube Material : Stainless Steel TubeProduct Fit : Semi-Universal (Welding Required)Anticipated Ship Out Time : 3-4 business daysWarranty : Magnaflow 5 year / 50,000 Mile Warranty
Catalytic Converter - 50-State Legal
Magnaflow®
Part Number: M66418006
Vehicle Info Required to Guarantee Fit
$330.41
Vehicle Fitment
  • 2000 Audi TT Base 4 Cyl 1.8L TLEV, EFN# YADXV01.8336
Product Details
Notes : 2.5 in. Inlet/OutletEmissions : 50-State LegalRecommended Use : Performance ReplacementQuantity Sold : Sold individuallyEO Number : D-93-119Tube Material : Stainless Steel TubeProduct Fit : Semi-Universal (Welding Required)Anticipated Ship Out Time : 3-4 business daysWarranty : Magnaflow 5 year / 50,000 Mile Warranty
Catalytic Converter - 50-State Legal
Magnaflow®
Part Number: M66418034
Vehicle Info Required to Guarantee Fit
$340.12
Vehicle Fitment
  • 2002 Audi TT Base 4 Cyl 1.8L TLEV, EFN# 2ADXV01.8336
Product Details
Location : Driver Or Passenger SideNotes : 2 in. Inlet/OutletEmissions : 50-State LegalRecommended Use : Performance ReplacementQuantity Sold : Sold individuallyEO Number : D-93-119Tube Material : Stainless Steel TubeProduct Fit : Semi-Universal (Welding Required)Anticipated Ship Out Time : 3-4 business daysWarranty : Magnaflow 5 year / 50,000 Mile Warranty
Catalytic Converter - 50-State Legal
Magnaflow®
Part Number: M66418035
Vehicle Info Required to Guarantee Fit
$340.12
Vehicle Fitment
  • 2002 Audi TT Base 4 Cyl 1.8L TLEV, EFN# 2ADXV01.8336
Product Details
Location : Driver Or Passenger SideNotes : 2.25 in. Inlet/OutletSeries : California SeriesEmissions : 50-State LegalRecommended Use : Performance ReplacementQuantity Sold : Sold individuallyEO Number : D-93-119Tube Material : Stainless Steel TubeProduct Fit : Semi-Universal (Welding Required)Anticipated Ship Out Time : 3-4 business daysWarranty : Magnaflow 5 year / 50,000 Mile Limited Warranty
Catalytic Converter - 50-State Legal
Magnaflow®
Part Number: M66418036
Vehicle Info Required to Guarantee Fit
$340.12
Vehicle Fitment
  • 2002 Audi TT Base 4 Cyl 1.8L TLEV, EFN# 2ADXV01.8336
Product Details
Location : Driver Or Passenger SideNotes : 2.5 in. Inlet/OutletEmissions : 50-State LegalRecommended Use : Performance ReplacementQuantity Sold : Sold individuallyEO Number : D-93-119Tube Material : Stainless Steel TubeProduct Fit : Semi-Universal (Welding Required)Anticipated Ship Out Time : 3-4 business daysWarranty : Magnaflow 5 year / 50,000 Mile Warranty
Catalytic Converter - 50-State Legal
Magnaflow®
Part Number: M66448606
Vehicle Info Required to Guarantee Fit
$481.76
Vehicle Fitment
  • 2000 Audi TT Base 4 Cyl 1.8L TLEV, EFN# YADXV01.8336
Product Details
Notes : Gaskets IncludedEmissions : 50-State LegalRecommended Use : Performance ReplacementQuantity Sold : Sold individuallyEO Number : D-193-113Tube Material : Stainless Steel TubeProduct Fit : Direct FitAnticipated Ship Out Time : 3-4 business daysWarranty : Magnaflow 25,000 Mile Limited Warranty
Catalytic Converter - 47-State Legal (Cannot ship to CA, NY or ME)
Vehicle Info Required to Guarantee Fit
$1,399.63
Vehicle Fitment
  • 2008 - 2009 Audi TT Base 4 Cyl 2.0L
Product Details
Emissions : 47-State Legal (Cannot ship to CA, NY or ME)Recommended Use : Performance ReplacementQuantity Sold : Sold individuallyTube Material : Stainless Steel TubeProduct Fit : Direct FitAnticipated Ship Out Time : 3-4 business daysWarranty : Magnaflow 25,000 Mile Limited Warranty
Page 1 of 6 | Showing 1 - 15 of 77 results

Audi TT Catalytic Converter Customer Reviews

After instalation my car ran great, the parts arrived when they said they would.
Purchased on Jul 17, 2012
No concerns encountered yet. You may need to widen your search for an affordable and reliable muffler shop to have this welded on.
Purchased on Mar 21, 2015
This product got me out of a jam. Saved me $1000 and passed inspection.
Purchased on Jan 16, 2014

Helpful Automotive Resources

P0059 Code: HO2S Heater Resistance (Bank 2, Sensor 1)
September 23, 2020
P0059 Code: HO2S Heater Resistance (Bank 2, Sensor 1)When a sensor sends data to the vehicle’s main computer that’s not within the expected range, the computer stores this information as a diagnostic trouble code (DTC). This code is a combination of letters and numbers that indicates the nature and source of the issue. DTCs are typically standardized but
P0058 Code: HO2S Heater Control Circuit High (Bank 2, Sensor 2)
September 23, 2020
P0058 Code: HO2S Heater Control Circuit High (Bank 2, Sensor 2)Trouble codes are a set of letters and numbers that indicate the nature and source of the issue in a vehicle. The P0058 code is a trouble code that you may have already encountered. Find out more about this code, its definition, causes, and symptoms with this short guide. What
P0057 Code: HO2S Heater Control Circuit Low (Bank 2, Sensor 2)
September 23, 2020
P0057 Code: HO2S Heater Control Circuit Low (Bank 2, Sensor 2)Diagnostic trouble code (DTC) P0057 stands for “HO2S Heater Control Circuit Low (Bank 2, Sensor 2).” This code sets when the powertrain control module (PCM) detects an issue with the oxygen (O2) sensor’s heater circuit. In some cases, this code may be also taken to mean that the PCM detects
P0056 Code: HO2S Heater Control Circuit Bank 2 Sensor 2
September 23, 2020
P0056 Code: HO2S Heater Control Circuit Bank 2 Sensor 2Bank 2 is the side of the engine that does not contain the #1 cylinder. The oxygen sensor 2 located on this bank is also known as the downstream oxygen sensor because it is located after the catalytic converter.
P0051 Code: HO2S Heater Control Circuit Low (Bank 2 Sensor 1)
September 23, 2020
P0051 Code: HO2S Heater Control Circuit Low (Bank 2 Sensor 1)The oxygen sensor referred to in this trouble code is the oxygen sensor #1 that’s located on Bank 2 in front of the catalytic converter. The side of the engine that does not contain cylinder #1 is called Bank 2.
P0055 Code: HO2S Heater Resistance (Bank 1, Sensor 3)
September 23, 2020
P0055 Code: HO2S Heater Resistance (Bank 1, Sensor 3)Diagnostic trouble code (DTC) P0055 code stands for “HO2S Heater Resistance (Bank 1, Sensor 3).” This code is set when the powertrain control module (PCM) has detected a potential issue in the heater circuit of the downstream or pre-catalytic converter oxygen sensor for bank 1. If the PCM detects a
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