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MagnaFlow Direct Fit Catalytic Converter 15-16 Audi A3 2.0L

SKU: MAG21-580

Catalytic Converters

MAG Converter Direct Fit...

MagnaFlow Direct Fit Catalytic Converter 15-16 Audi A3 2.0L

SKU: MAG21-580

Catalytic Converters

MAG Converter Direct Fit...

A$2,293.67
Limited Availability from MFR Limited stock available from the manufacturer's distribution centre. The dispatch timeframe shown is an estimate based on historical orders of this part. This item is not held in our own warehouse, and availability and release timing may vary depending on manufacturer stock movements and processing at the time of ordering.
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Description

Keep the check engine light off with MagnaFlow OEM Grade Federal/EPA Compliant Direct-Fit Catalytic Converter 21-580. With features including free-flowing mandrel-bent tubing and highly corrosion resistant stainless steel construction, easily install this converter yourself using the proper tools, no cutting or welding required. MagnaFlow's state-of-the-art metrology department uses the latest 3D scanning systems during research and development, so you can be confident that your new part will fit and function like the original equipment. By replicating the OE design, the single laser fusion weld greatly reduces the possibility of a leak, and our compact, low-mass design also allows for greater thermal efficiency. This Direct-Fit Catalytic Converter is designed to fit the 2015-2016 Audi A3 Quattro 2.0L. MagnaFlow 21-580 includes (1) Torca Clamp and interchanges with OE parts 5Q0 254 501 DX. This replacement part is designed to meet or exceed Federal emissions requirements set forth by the EPA, complying with legal standards for OBDII Federally registered vehicles with California or Federal/EPA Emission systems.

Product Overview

Keep the check engine light off with MagnaFlow OEM Grade Federal/EPA Compliant Direct-Fit Catalytic Converter 21-580. With features including free-flowing mandrel-bent tubing and highly corrosion resistant stainless steel construction, easily install this spun body converter yourself using the proper tools, no cutting or welding required. MagnaFlow's state-of-the-art metrology department uses the latest 3D scanning systems during research and development, so you can be confident that your new part will fit and function like the original equipment. By replicating the OE spun body design, the single laser fusion weld greatly reduces the possibility of a leak, and our compact, low-mass design also allows for greater thermal efficiency. This direct-fit catalytic converter is designed specifically for the 2015-2016 Audi A3 Quattro and interchanges with OE part 5Q0 254 501 DX. Hardware is included to eliminate the hassle of working with corroded factory parts. This replacement part is designed to meet or exceed Federal emissions requirements set forth by the EPA, complying with legal standards for OBDII Federally registered vehicles with California or Federal/EPA Emission systems.


Features and Benefits

  • Expertly Crafted To Replicate Oem-Like Flow Dynamics/Maintaining Factory Performance And Fuel Efficiency
  • Torca AccuSeal® Exhaust Clamps provide a full 360-degree equally distributed clamping force preventing pipe distortion while creating a complete seal and maintaining serviceability
  • Simplifies Installation With Essential Gaskets And Hardware Being Included In The Box
  • Your Trusted Source For EPA-Compliant Catalytic Converters
  • Mandrel Bent Tubing Retains Oem-Like Design And Geometry
  • Torca Accuseal Exhaust Clamps Provide A Full 360-Degree Equally Distributed Clamping Force
  • OE-Sized Barbed Exhaust Hangers Made From Corrosion-Resistant 410 Stainless Steel
  • High Strength 16 Gauge 409 Stainless Steel Tubing For Exceptional Corrosion Resistance And Maximum Service Life
  • Durable 308 Stainless Steel Mig Welds
  • Your trusted source for EPA-compliant catalytic converters, providing assurance of genuine compliance while delivering quality that will last
  • Mandrel bent tubing retains OEM-like design and geometry, ensuring smooth exhaust flow for peak fuel economy and engine operation
  • OE-sized barbed exhaust hangers made from corrosion-resistant 410 stainless steel, designed to reduce noise and vibration
  • Expertly crafted to replicate OEM-like flow dynamics, maintaining factory performance and fuel efficiency

Product Details

Air Tube Adaptable:No
Air Tube Count:0
Body Height Position Front:5
Body Height Position Rear:4
Body Length Position Front:8.125
Body Length Position Rear:9
Body Material:Stainless Steel
Body Shape:Round
Body Type:Spun
Body Width Position Front:5
Body Width Position Rear:4
CARB Executive Order Number:Not Applicable
California Air Resources Board (CARB) Certified:No
Catalytic Converter Air Tube Adapter:No
Clamp Included:Yes
Clamps Included:Yes
Converter Quantity:2
Core Substrate Material:Ceramic
Description:OEM Grade Direct-Fit Catalytic Converter
Finish:Stainless Steel
Gasket Included:No
Grade Type:Regular
Hangers Included:Yes
Heat Shield Attached:No
Heat Shield Material:None
Inlet Attachment:Clamp-On
Inlet Diameter:3
Inlet Gasket Included:No
Inlet Inside Diameter:3
Inlet Mounting Hardware Included:Yes
Inlet Quantity:1
Inlet Type:Clamp-On
Main Piping Diameter:2.5
Material:Stainless Steel
Mounting Hardware Included:Yes
Outlet Attachment:Clamp-On
Outlet Diameter:2.5
Outlet Gasket Included:No
Outlet Inside Diameter:2.5
Outlet Mounting Hardware Included:No
Outlet Outside Diameter:2.500 in.
Outlet Quantity:1
Outlet Type:Clamp-On
Overall Length:66.625
Oxygen Sensor Location:Post Converter
Part Number:mag21-580
Pipe Material:Stainless Steel
Prop 65 Y/N:No
Sensor Port Count:1
Series:OEM Grade
Substrate Material:Ceramic
Substrate:Ceramic
Subtitle:Federal / EPA Compliant Direct-Fit Catalytic Converter
Title:MagnaFlow 2015-2016 Audi A3 Quattro OEM Grade Federal / EPA Compliant Direct-Fit Catalytic Converter
Tube Material:Stainless Steel
Type:Direct-Fit
Universal Or Specific Fit:Specific
WARNING CA Proposition 65:No

Part Type

Catalytic Converters

Data: v4.2 - Upd: 2026-10-13 22:23:33

Features

  • Durable 308 stainless steel MIG welds
  • Expertly crafted to replicate OEM-like flow dynamics, maintaining factory performance and fuel efficiency
  • Expertly Crafted To Replicate Oem-Like Flow Dynamics/Maintaining Factory Performance And Fuel Efficiency
  • High Strength 16 Gauge 409 Stainless Steel Tubing For Exceptional Corrosion Resistance And Maximum Service Life
  • Mandrel Bent Tubing Retains Oem-Like Design And Geometry
  • Mandrel bent tubing retains OEM-like design and geometry, ensuring smooth exhaust flow for peak fuel economy and engine operation
  • OE-Sized Barbed Exhaust Hangers Made From Corrosion-Resistant 410 Stainless Steel
  • OE-sized barbed exhaust hangers made from corrosion-resistant 410 stainless steel, designed to reduce noise and vibration
  • Simplifies Installation With Essential Gaskets And Hardware Being Included In The Box
  • Torca Accuseal Exhaust Clamps Provide A Full 360-Degree Equally Distributed Clamping Force
  • Your Trusted Source For EPA-Compliant Catalytic Converters
  • Your trusted source for EPA-compliant catalytic converters, providing assurance of genuine compliance while delivering quality that will last

Specifications

Product Attributes - Brand
MagnaFlow
Product Attributes - Manufacturer's Part Number
21-580
Product Attributes - Part Type
Catalytic Converters
Product Attributes - Product Line
MagnaFlow OEM Grade Federal/EPA Compliant Direct-Fit Catalytic Converters
Product Attributes - UPC
888563166384
Product Attributes - Inlet Quantity
1
Product Attributes - Inlet Diameter (in.)
2.50 in.
Product Attributes - Converter Inlet Attachment
Stock flange
Product Attributes - Outlet Quantity
1
Product Attributes - Outlet Diameter (in.)
2.50 in.
Product Attributes - Converter Outlet Attachment
Slip fit
Product Attributes - Converter Case Material
Stainless steel
Product Attributes - Converter Overall Length (in.)
64.25
Product Attributes - Remanufactured
No
Product Attributes - AIR Tube
No
Product Attributes - Heat Shield
No
Product Attributes - Quantity
Sold individually.
Product Attributes - Notes
Interchanges with OEM part number 5Q0 254 501 DX.

Reference Information

Brand Name/s Magnaflow
StreetFX SKU mag21-580
SFX Item ID 4288950
Supplier Item Code 4288950
Manufacturer SKU 21-580
Manufacturer UPC 888563166384
Alternative References mpe-21-580, MFL21-580, 2.0L

Compatibility

Application Data
  • UniversalNo
    MakeAUDI
    ModelA3 QUATTRO
    SubmodelPREMIUM
    Beginning Year2015
    Ending Year2016
    Engine TypeL4
    Liter2.0
    CID121
    CC1984
    Engine FamilyVolkswagen 4-cylinder
    Engine Size2.0L/1984cc
    DrivetrainAWD
    Catalytic Converter PositionCatalytic Converter
  • UniversalNo
    MakeAUDI
    ModelA3 QUATTRO
    SubmodelPREMIUM
    Beginning Year2015
    Ending Year2016
    Engine TypeL4
    Engine FamilyVolkswagen 4-cylinder
    Engine Size2.0L/1984cc
    Catalytic Converter PositionOEM
  • UniversalNo
    MakeAUDI
    ModelA3 QUATTRO
    SubmodelPREMIUM PLUS
    Beginning Year2015
    Ending Year2016
    Engine TypeL4
    Liter2.0
    CID121
    CC1984
    Engine FamilyVolkswagen 4-cylinder
    Engine Size2.0L/1984cc
    DrivetrainAWD
    Catalytic Converter PositionCatalytic Converter
  • UniversalNo
    MakeAUDI
    ModelA3 QUATTRO
    SubmodelPREMIUM PLUS
    Beginning Year2015
    Ending Year2016
    Engine TypeL4
    Engine FamilyVolkswagen 4-cylinder
    Engine Size2.0L/1984cc
    Catalytic Converter PositionOEM
  • UniversalNo
    MakeAUDI
    ModelA3 QUATTRO
    SubmodelPRESTIGE
    Beginning Year2015
    Ending Year2016
    Engine TypeL4
    Liter2.0
    CID121
    CC1984
    Engine FamilyVolkswagen 4-cylinder
    Engine Size2.0L/1984cc
    DrivetrainAWD
    Catalytic Converter PositionCatalytic Converter
  • UniversalNo
    MakeAUDI
    ModelA3 QUATTRO
    SubmodelPRESTIGE
    Beginning Year2015
    Ending Year2016
    Engine TypeL4
    Engine FamilyVolkswagen 4-cylinder
    Engine Size2.0L/1984cc
    Catalytic Converter PositionOEM

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