1999 Audi A4 Catalytic Converters
Save up to 40% on original replacement 1999 Audi A4 Catalytic Converters. Navigate our online catalogue to find Catalytic Converters and other parts designed specifically to fit a 1999 Audi A4.





Catalytic Converter
$296.98
In Stock
Ships: in 1-2 Business Days
Pick-Up in 1-2 Business Days
Pick-Up in 1-2 Business Days
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Made in Canada
Vehicle fitment:
Aspiration: Turbocharged; Engine Base: 1.8L 1781cc L4 (3.19x3.40; 81.0x86.4); Region: Canada;
Aspiration: Turbocharged; Engine Base: 1.8L 1781cc L4 (3.19x3.40; 81.0x86.4); Region: Canada;




Catalytic Converter
$296.98
In Stock
Ships: in 1-2 Business Days
Pick-Up in 1-2 Business Days
Pick-Up in 1-2 Business Days
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Made in Canada
Vehicle fitment:
Aspiration: Turbocharged; Engine Base: 1.8L 1781cc L4 (3.19x3.40; 81.0x86.4); Region: Mexico;
Aspiration: Turbocharged; Engine Base: 1.8L 1781cc L4 (3.19x3.40; 81.0x86.4); Region: Mexico;




Catalytic Converter
$296.98
In Stock
Ships: in 1-2 Business Days
Pick-Up in 1-2 Business Days
Pick-Up in 1-2 Business Days
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Made in Canada
Vehicle fitment:
Aspiration: Turbocharged; Engine Base: 1.8L 1781cc L4 (3.19x3.40; 81.0x86.4); Region: United States;
Aspiration: Turbocharged; Engine Base: 1.8L 1781cc L4 (3.19x3.40; 81.0x86.4); Region: United States;




Catalytic Converter - Front
$296.98
In Stock
Ships: in 1-2 Business Days
Pick-Up in 1-2 Business Days
Pick-Up in 1-2 Business Days
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Made in Canada
Vehicle fitment:
Aspiration: Turbocharged; Engine Base: 1.8L 1781cc L4 (3.19x3.40; 81.0x86.4); Region: Canada;
Aspiration: Turbocharged; Engine Base: 1.8L 1781cc L4 (3.19x3.40; 81.0x86.4); Region: Canada;




Catalytic Converter - Front
$296.98
In Stock
Ships: in 1-2 Business Days
Pick-Up in 1-2 Business Days
Pick-Up in 1-2 Business Days
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Made in Canada
Vehicle fitment:
Aspiration: Turbocharged; Engine Base: 1.8L 1781cc L4 (3.19x3.40; 81.0x86.4); Region: Mexico;
Aspiration: Turbocharged; Engine Base: 1.8L 1781cc L4 (3.19x3.40; 81.0x86.4); Region: Mexico;




Catalytic Converter - Front
$296.98
In Stock
Ships: in 1-2 Business Days
Pick-Up in 1-2 Business Days
Pick-Up in 1-2 Business Days
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Made in Canada
Vehicle fitment:
Aspiration: Turbocharged; Engine Base: 1.8L 1781cc L4 (3.19x3.40; 81.0x86.4); Region: United States;
Aspiration: Turbocharged; Engine Base: 1.8L 1781cc L4 (3.19x3.40; 81.0x86.4); Region: United States;




Catalytic Converter
$309.47
In Stock
Ships: in 1-2 Business Days
Pick-Up in 1-2 Business Days
Pick-Up in 1-2 Business Days
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Made in Canada
Vehicle fitment:
Aspiration: Naturally Aspirated; Engine Base: 2.8L 2771cc V6 (3.19x3.56; 81.0x90.3); Region: Canada;
Aspiration: Naturally Aspirated; Engine Base: 2.8L 2771cc V6 (3.19x3.56; 81.0x90.3); Region: Canada;




Catalytic Converter
$309.47
In Stock
Ships: in 1-2 Business Days
Pick-Up in 1-2 Business Days
Pick-Up in 1-2 Business Days
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Made in Canada
Vehicle fitment:
Aspiration: Naturally Aspirated; Engine Base: 2.8L 2771cc V6 (3.19x3.56; 81.0x90.3); Region: United States;
Aspiration: Naturally Aspirated; Engine Base: 2.8L 2771cc V6 (3.19x3.56; 81.0x90.3); Region: United States;




Catalytic Converter - Front Left
$309.47
In Stock
Ships: in 1-2 Business Days
Pick-Up in 1-2 Business Days
Pick-Up in 1-2 Business Days
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Made in Canada
Vehicle fitment:
Aspiration: Naturally Aspirated; Engine Base: 2.8L 2849cc V6 (3.58x2.87; 90.9x73.0); Region: Canada;
Aspiration: Naturally Aspirated; Engine Base: 2.8L 2849cc V6 (3.58x2.87; 90.9x73.0); Region: Canada;




Catalytic Converter - Front Left
$309.47
In Stock
Ships: in 1-2 Business Days
Pick-Up in 1-2 Business Days
Pick-Up in 1-2 Business Days
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Made in Canada
Vehicle fitment:
Aspiration: Naturally Aspirated; Engine Base: 2.8L 2849cc V6 (3.58x2.87; 90.9x73.0); Region: United States;
Aspiration: Naturally Aspirated; Engine Base: 2.8L 2849cc V6 (3.58x2.87; 90.9x73.0); Region: United States;




Catalytic Converter
$297.57
In Stock
Ships: in 1-2 Business Days
Pick-Up in 1-2 Business Days
Pick-Up in 1-2 Business Days
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Made in Canada
Vehicle fitment:
Aspiration: Naturally Aspirated; Engine Base: 2.8L 2771cc V6 (3.19x3.56; 81.0x90.3); Region: Canada;
Aspiration: Naturally Aspirated; Engine Base: 2.8L 2771cc V6 (3.19x3.56; 81.0x90.3); Region: Canada;




Catalytic Converter
$297.57
In Stock
Ships: in 1-2 Business Days
Pick-Up in 1-2 Business Days
Pick-Up in 1-2 Business Days
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Made in Canada
Vehicle fitment:
Aspiration: Naturally Aspirated; Engine Base: 2.8L 2771cc V6 (3.19x3.56; 81.0x90.3); Region: United States;
Aspiration: Naturally Aspirated; Engine Base: 2.8L 2771cc V6 (3.19x3.56; 81.0x90.3); Region: United States;




Catalytic Converter - Front Right
$297.57
In Stock
Ships: in 1-2 Business Days
Pick-Up in 1-2 Business Days
Pick-Up in 1-2 Business Days
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Made in Canada
Vehicle fitment:
Aspiration: Naturally Aspirated; Engine Base: 2.8L 2849cc V6 (3.58x2.87; 90.9x73.0); Region: Canada;
Aspiration: Naturally Aspirated; Engine Base: 2.8L 2849cc V6 (3.58x2.87; 90.9x73.0); Region: Canada;




Catalytic Converter - Front Right
$297.57
In Stock
Ships: in 1-2 Business Days
Pick-Up in 1-2 Business Days
Pick-Up in 1-2 Business Days
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Made in Canada
Vehicle fitment:
Aspiration: Naturally Aspirated; Engine Base: 2.8L 2849cc V6 (3.58x2.87; 90.9x73.0); Region: United States;
Aspiration: Naturally Aspirated; Engine Base: 2.8L 2849cc V6 (3.58x2.87; 90.9x73.0); Region: United States;

Catalytic Converter
$1,322.41
$1,099.58
Limited Stock
Ships: Next Business Day
Pick-Up: Next Business Day
Pick-Up: Next Business Day
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Drive Type: FWD; Engine Base: 1.8L 1781cc L4 (3.19x3.40; 81.0x86.4); Sub-Model: Base;
Drive Type: FWD; Engine Base: 1.8L 1781cc L4 (3.19x3.40; 81.0x86.4); Sub-Model: Base;
Vehicle Fitment Notes:
with Federal/California Emissions System Exhaust Gasket is Recommended Additional part(s) needed to complete installation - 31529 and 31390 Not legal for sale or use in California and other CARB-compliant states. Legal in Maine on EPA Federal Emission Equipped Vehicles only. Consult the aftermarket converter regulations in your state for details. Ultra Direct Fit Type
with Federal/California Emissions System Exhaust Gasket is Recommended Additional part(s) needed to complete installation - 31529 and 31390 Not legal for sale or use in California and other CARB-compliant states. Legal in Maine on EPA Federal Emission Equipped Vehicles only. Consult the aftermarket converter regulations in your state for details. Ultra Direct Fit Type

Catalytic Converter - Left
$475.77
$402.90
10+ In Stock
Ships: Monday Sep. 29th
Pick-Up: Ready in 1 Hour Monday Sep. 29th
Pick-Up: Ready in 1 Hour Monday Sep. 29th
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Aspiration: Turbocharged; Engine Base: 1.8L 1781cc L4 (3.19x3.40; 81.0x86.4); Sub-Model: Base;
Aspiration: Turbocharged; Engine Base: 1.8L 1781cc L4 (3.19x3.40; 81.0x86.4); Sub-Model: Base;
Vehicle Fitment Notes:
with Federal/California Emissions System Not legal for sale or use in California and other CARB-compliant states. Legal in Maine on EPA Federal Emission Equipped Vehicles only. Consult the aftermarket converter regulations in your state for details. Ultra Universal Type Modifications and/or Additional Parts May Be Required for Installation
with Federal/California Emissions System Not legal for sale or use in California and other CARB-compliant states. Legal in Maine on EPA Federal Emission Equipped Vehicles only. Consult the aftermarket converter regulations in your state for details. Ultra Universal Type Modifications and/or Additional Parts May Be Required for Installation

Catalytic Converter - Right
$475.77
$402.90
10+ In Stock
Ships: Monday Sep. 29th
Pick-Up: Ready in 1 Hour Monday Sep. 29th
Pick-Up: Ready in 1 Hour Monday Sep. 29th
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Aspiration: Turbocharged; Engine Base: 1.8L 1781cc L4 (3.19x3.40; 81.0x86.4); Sub-Model: Base;
Aspiration: Turbocharged; Engine Base: 1.8L 1781cc L4 (3.19x3.40; 81.0x86.4); Sub-Model: Base;
Vehicle Fitment Notes:
with Federal/California Emissions System Not legal for sale or use in California and other CARB-compliant states. Legal in Maine on EPA Federal Emission Equipped Vehicles only. Consult the aftermarket converter regulations in your state for details. Ultra Universal Type Modifications and/or Additional Parts May Be Required for Installation
with Federal/California Emissions System Not legal for sale or use in California and other CARB-compliant states. Legal in Maine on EPA Federal Emission Equipped Vehicles only. Consult the aftermarket converter regulations in your state for details. Ultra Universal Type Modifications and/or Additional Parts May Be Required for Installation

Catalytic Converter
$470.93
$333.58
10+ In Stock
Ships: Next Business Day
Pick-Up: Next Business Day
Pick-Up: Next Business Day
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Aspiration: Turbocharged; Engine Base: 1.8L 1781cc L4 (3.19x3.40; 81.0x86.4); Sub-Model: Base;
Aspiration: Turbocharged; Engine Base: 1.8L 1781cc L4 (3.19x3.40; 81.0x86.4); Sub-Model: Base;
Vehicle Fitment Notes:
with Federal/California Emissions System Not legal for sale or use in California and other CARB-compliant states. Legal in Maine on EPA Federal Emission Equipped Vehicles only. Consult the aftermarket converter regulations in your state for details. Ultra Universal Type Modifications and/or Additional Parts May Be Required for Installation
with Federal/California Emissions System Not legal for sale or use in California and other CARB-compliant states. Legal in Maine on EPA Federal Emission Equipped Vehicles only. Consult the aftermarket converter regulations in your state for details. Ultra Universal Type Modifications and/or Additional Parts May Be Required for Installation

Catalytic Converter - Left
$425.70
$237.45
Out of Stock
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Drive Type: FWD; Engine Base: 2.8L 2771cc V6 (3.25x3.40; 82.5x86.4);
Drive Type: FWD; Engine Base: 2.8L 2771cc V6 (3.25x3.40; 82.5x86.4);
Vehicle Fitment Notes:
CARB Executive Order D-182-58 Engine Family Number (EFN) XADXV02.8324 Legal for sale and use in California and other states requiring CARB-compliant replacement converters. Consult the aftermarket converter regulations in your state for details. Universal Type Modifications and/or Additional Parts May Be Required for Installation
CARB Executive Order D-182-58 Engine Family Number (EFN) XADXV02.8324 Legal for sale and use in California and other states requiring CARB-compliant replacement converters. Consult the aftermarket converter regulations in your state for details. Universal Type Modifications and/or Additional Parts May Be Required for Installation

Catalytic Converter - Right
$425.70
$237.45
Out of Stock
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Drive Type: FWD; Engine Base: 2.8L 2771cc V6 (3.25x3.40; 82.5x86.4);
Drive Type: FWD; Engine Base: 2.8L 2771cc V6 (3.25x3.40; 82.5x86.4);
Vehicle Fitment Notes:
CARB Executive Order D-182-58 Engine Family Number (EFN) XADXV02.8324 Legal for sale and use in California and other states requiring CARB-compliant replacement converters. Consult the aftermarket converter regulations in your state for details. Universal Type Modifications and/or Additional Parts May Be Required for Installation
CARB Executive Order D-182-58 Engine Family Number (EFN) XADXV02.8324 Legal for sale and use in California and other states requiring CARB-compliant replacement converters. Consult the aftermarket converter regulations in your state for details. Universal Type Modifications and/or Additional Parts May Be Required for Installation