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2004 Audi S4 Catalytic Converter

Navigate our online catalogue to find original replacement Catalytic Converters specifically designed to fit a 2004 Audi S4.

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2004 Audi S4 Catalytic Converter AB Catalytic 21146 image 1 of 3
2004 Audi S4 Catalytic Converter AB Catalytic 21146 image 2 of 3
2004 Audi S4 Catalytic Converter AB Catalytic 21146 image 3 of 3
2004 Audi S4 Catalytic Converter AB Catalytic 21146 image 1 of 3The Wrench Monkey Recommend Product
The Wrench Monkey Recommend Product
2004 Audi S4 Catalytic Converter AB Catalytic 21146 image 1 of 3
2004 Audi S4 Catalytic Converter AB Catalytic 21146 image 2 of 3
2004 Audi S4 Catalytic Converter AB Catalytic 21146 image 3 of 3
Catalytic Converter
rating star iconrating star iconrating star iconrating star iconrating star icon
$677.12
In Stock
Condition: New
Ships: in 1-2 Business Days
Pick-Up in 1-2 Business Days
AB Catalytic 21146
Required Per Vehicle: 1
Made in Canada
Made in Canada Maple Leaf Icon
Product Details
2004 Audi S4
Vehicle fitment:
Region: Canada;
Vehicle Fitment Notes:
Catalytic Converter and Pipe Assembly Left Side A/T
2004 Audi S4 Catalytic Converter AB Catalytic 21146 image 1 of 3
2004 Audi S4 Catalytic Converter AB Catalytic 21146 image 2 of 3
2004 Audi S4 Catalytic Converter AB Catalytic 21146 image 3 of 3
2004 Audi S4 Catalytic Converter AB Catalytic 21146 image 1 of 3The Wrench Monkey Recommend Product
The Wrench Monkey Recommend Product
2004 Audi S4 Catalytic Converter AB Catalytic 21146 image 1 of 3
2004 Audi S4 Catalytic Converter AB Catalytic 21146 image 2 of 3
2004 Audi S4 Catalytic Converter AB Catalytic 21146 image 3 of 3
Catalytic Converter
rating star iconrating star iconrating star iconrating star iconrating star icon
$677.12
In Stock
Condition: New
Ships: in 1-2 Business Days
Pick-Up in 1-2 Business Days
AB Catalytic 21146
Required Per Vehicle: 1
Made in Canada
Made in Canada Maple Leaf Icon
Product Details
2004 Audi S4
Vehicle fitment:
Region: United States;
Vehicle Fitment Notes:
Catalytic Converter and Pipe Assembly Left Side A/T
2004 Audi S4 Catalytic Converter Left AB Catalytic 21146 image 1 of 3
2004 Audi S4 Catalytic Converter Left AB Catalytic 21146 image 2 of 3
2004 Audi S4 Catalytic Converter Left AB Catalytic 21146 image 3 of 3
2004 Audi S4 Catalytic Converter Left AB Catalytic 21146 image 1 of 3The Wrench Monkey Recommend Product
The Wrench Monkey Recommend Product
2004 Audi S4 Catalytic Converter Left AB Catalytic 21146 image 1 of 3
2004 Audi S4 Catalytic Converter Left AB Catalytic 21146 image 2 of 3
2004 Audi S4 Catalytic Converter Left AB Catalytic 21146 image 3 of 3
Catalytic Converter
rating star iconrating star iconrating star iconrating star iconrating star icon
$677.12
In Stock
Condition: New
Ships: in 1-2 Business Days
Pick-Up in 1-2 Business Days
Left (Driver Side)
AB Catalytic 21146
Required Per Vehicle: 1
Made in Canada
Made in Canada Maple Leaf Icon
Product Details
2004 Audi S4
Vehicle fitment:
Region: Canada;
Vehicle Fitment Notes:
Catalytic Converter and Pipe Assembly Left Side A/T
2004 Audi S4 Catalytic Converter Left AB Catalytic 21146 image 1 of 3
2004 Audi S4 Catalytic Converter Left AB Catalytic 21146 image 2 of 3
2004 Audi S4 Catalytic Converter Left AB Catalytic 21146 image 3 of 3
2004 Audi S4 Catalytic Converter Left AB Catalytic 21146 image 1 of 3The Wrench Monkey Recommend Product
The Wrench Monkey Recommend Product
2004 Audi S4 Catalytic Converter Left AB Catalytic 21146 image 1 of 3
2004 Audi S4 Catalytic Converter Left AB Catalytic 21146 image 2 of 3
2004 Audi S4 Catalytic Converter Left AB Catalytic 21146 image 3 of 3
Catalytic Converter
rating star iconrating star iconrating star iconrating star iconrating star icon
$677.12
In Stock
Condition: New
Ships: in 1-2 Business Days
Pick-Up in 1-2 Business Days
Left (Driver Side)
AB Catalytic 21146
Required Per Vehicle: 1
Made in Canada
Made in Canada Maple Leaf Icon
Product Details
2004 Audi S4
Vehicle fitment:
Region: United States;
Vehicle Fitment Notes:
Catalytic Converter and Pipe Assembly Left Side A/T
2004 Audi S4 Catalytic Converter AB Catalytic 21147 image 1 of 2
2004 Audi S4 Catalytic Converter AB Catalytic 21147 image 2 of 2
2004 Audi S4 Catalytic Converter AB Catalytic 21147 image 1 of 2The Wrench Monkey Recommend Product
The Wrench Monkey Recommend Product
2004 Audi S4 Catalytic Converter AB Catalytic 21147 image 1 of 2
2004 Audi S4 Catalytic Converter AB Catalytic 21147 image 2 of 2
Catalytic Converter
rating star iconrating star iconrating star iconrating star iconrating star icon
$677.12
In Stock
Condition: New
Ships: in 1-2 Business Days
Pick-Up in 1-2 Business Days
AB Catalytic 21147
Required Per Vehicle: 1
Made in Canada
Made in Canada Maple Leaf Icon
Product Details
2004 Audi S4
Vehicle fitment:
Region: Canada;
Vehicle Fitment Notes:
Catalytic Converter and Pipe Assembly Right Side A/T
2004 Audi S4 Catalytic Converter AB Catalytic 21147 image 1 of 2
2004 Audi S4 Catalytic Converter AB Catalytic 21147 image 2 of 2
2004 Audi S4 Catalytic Converter AB Catalytic 21147 image 1 of 2The Wrench Monkey Recommend Product
The Wrench Monkey Recommend Product
2004 Audi S4 Catalytic Converter AB Catalytic 21147 image 1 of 2
2004 Audi S4 Catalytic Converter AB Catalytic 21147 image 2 of 2
Catalytic Converter
rating star iconrating star iconrating star iconrating star iconrating star icon
$677.12
In Stock
Condition: New
Ships: in 1-2 Business Days
Pick-Up in 1-2 Business Days
AB Catalytic 21147
Required Per Vehicle: 1
Made in Canada
Made in Canada Maple Leaf Icon
Product Details
2004 Audi S4
Vehicle fitment:
Region: United States;
Vehicle Fitment Notes:
Catalytic Converter and Pipe Assembly Right Side A/T
2004 Audi S4 Catalytic Converter Right AB Catalytic 21147 image 1 of 2
2004 Audi S4 Catalytic Converter Right AB Catalytic 21147 image 2 of 2
2004 Audi S4 Catalytic Converter Right AB Catalytic 21147 image 1 of 2The Wrench Monkey Recommend Product
The Wrench Monkey Recommend Product
2004 Audi S4 Catalytic Converter Right AB Catalytic 21147 image 1 of 2
2004 Audi S4 Catalytic Converter Right AB Catalytic 21147 image 2 of 2
Catalytic Converter
rating star iconrating star iconrating star iconrating star iconrating star icon
$677.12
In Stock
Condition: New
Ships: in 1-2 Business Days
Pick-Up in 1-2 Business Days
Right (Passenger Side)
AB Catalytic 21147
Required Per Vehicle: 1
Made in Canada
Made in Canada Maple Leaf Icon
Product Details
2004 Audi S4
Vehicle fitment:
Region: Canada;
Vehicle Fitment Notes:
Catalytic Converter and Pipe Assembly Right Side A/T
2004 Audi S4 Catalytic Converter Right AB Catalytic 21147 image 1 of 2
2004 Audi S4 Catalytic Converter Right AB Catalytic 21147 image 2 of 2
2004 Audi S4 Catalytic Converter Right AB Catalytic 21147 image 1 of 2The Wrench Monkey Recommend Product
The Wrench Monkey Recommend Product
2004 Audi S4 Catalytic Converter Right AB Catalytic 21147 image 1 of 2
2004 Audi S4 Catalytic Converter Right AB Catalytic 21147 image 2 of 2
Catalytic Converter
rating star iconrating star iconrating star iconrating star iconrating star icon
$677.12
In Stock
Condition: New
Ships: in 1-2 Business Days
Pick-Up in 1-2 Business Days
Right (Passenger Side)
AB Catalytic 21147
Required Per Vehicle: 1
Made in Canada
Made in Canada Maple Leaf Icon
Product Details
2004 Audi S4
Vehicle fitment:
Region: United States;
Vehicle Fitment Notes:
Catalytic Converter and Pipe Assembly Right Side A/T
2004 Audi S4 Catalytic Converter Rear Left Walker Exhaust 81652 image 1 of 1
2004 Audi S4 Catalytic Converter Rear Left Walker Exhaust 81652 image 1 of 1
Catalytic Converter
$324.82
$181.18
Out of Stock
Condition: New
Rear Left (Driver Side)
Walker Exhaust 81652
Required Per Vehicle: 1
Made in USA
Product Details
2004 Audi S4
Vehicle fitment:
Engine Base: 4.2L 4163cc V8 (3.33x3.65; 84.5x92.8);
Vehicle Fitment Notes:
CARB Executive Order D-182-48 Engine Family Number (EFN) 4ADXV04.2345 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
2004 Audi S4 Catalytic Converter Rear Right Walker Exhaust 81652 image 1 of 1
2004 Audi S4 Catalytic Converter Rear Right Walker Exhaust 81652 image 1 of 1
Catalytic Converter
$324.82
$181.18
Out of Stock
Condition: New
Rear Right (Passenger Side)
Walker Exhaust 81652
Required Per Vehicle: 1
Made in USA
Product Details
2004 Audi S4
Vehicle fitment:
Engine Base: 4.2L 4163cc V8 (3.33x3.65; 84.5x92.8);
Vehicle Fitment Notes:
CARB Executive Order D-182-48 Engine Family Number (EFN) 4ADXV04.2345 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