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2021 Audi S4 Base
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Original price $275.05Original price $275.05Original price $275.05Current price $67.48$67.48Current price $67.48
2021 Audi S4 Base Driver Side Fender Liner With S-Line Package - AU1248135
Fitment: Audi A4 2019In stockThe Audi A4 Driver Side Fender Liner With S-Line Package part number AU1248135 is a compatible replacement for model years 2019. This driver side ...
View full detailsOriginal price $275.05Original price $275.05Original price $275.05Current price $67.48$67.48Current price $67.48Save 75% -
Original price $55.37Original price$55.37$55.37Current price $55.372021 Audi S4 Base Rear Passenger Side Bumper Reflector Inner - AU1185102
Fitment: 2020 Audi A4, 2020-2024 Audi A4 allroad, 2020-2024 Audi A4 Quattro, 2020-2024 Audi A5 Quattro, 2020-2024 Audi S4, 2020-2024 Audi S5In stockThe Audi A4/A4 allroad/A4 Quattro/A5 Quattro/S4/S5 Rear Passenger Side Bumper Reflector Inner part number AU1185102 is a compatible replacement f...
View full detailsOriginal price $55.37Original price$55.37$55.37Current price $55.37 -
Original price $275.05Original price $275.05Original price $275.05Current price $55.16$55.16Current price $55.16
2021 Audi S4 Base Passenger Side Fender Liner With S-Line - AU1249135
Fitment: Audi A4 2019In stockThe Audi A4 Passenger Side Fender Liner With S-Line part number AU1249135 is a compatible replacement for model years 2019. This passenger side fe...
View full detailsOriginal price $275.05Original price $275.05Original price $275.05Current price $55.16$55.16Current price $55.16Save 80% -
Original price $59.76Original price$59.76$59.76Current price $59.762021 Audi S4 Base Hood Lift Support Assembly Gas Strut - AU1237108
Fitment: 2017-2020 Audi A4, 2017-2024 Audi A4 allroad, 2017-2024 Audi A4 Quattro, 2018-2024 Audi A5 Quattro, 2018-2024 Audi A5 Sportback, 2018-2024 Audi S4, 2018-2024 Audi S5In stockThe Audi A4/A4 allroad/A4 Quattro/A5 Quattro/A5 Sportback/S4/S5 Hood Lift Support Assembly Gas Strut part number AU1237108 is a compatible replac...
View full detailsOriginal price $59.76Original price$59.76$59.76Current price $59.76 -
Original price $59.20Original price$59.20$59.20Current price $59.202021 Audi S4 Base Rear Driver Side Outer Bumper Reflector To 1-31-20 - AU1184103
Fitment: 2020-2021 Audi A4, 2020-2024 Audi A4 allroad, 2020-2024 Audi A4 Quattro, 2020-2024 Audi A5 Quattro, 2020-2024 Audi A5 Sportback, 2020-2024 Audi S4, 2020-2024 Audi S5, 2020-2024 Audi S5 SportbackIn stockThe Audi A4/A4 allroad/A4 Quattro/A5 Quattro/A5 Sportback/S4/S5/S5 Sportback Rear Driver Side Outer Bumper Reflector To 1-31-20 part number AU118...
View full detailsOriginal price $59.20Original price$59.20$59.20Current price $59.20 -
Original price $392.39Original price$392.39$392.39Current price $392.392021 Audi S4 Base Passenger Side Door Mirror Glass W/O Auto Dimming - AU1325105
Fitment: 2017-2020 Audi A4, 2017-2024 Audi A4 allroad, 2017-2024 Audi A4 Quattro, 2018-2024 Audi S4In stockThe Audi A4/A4 allroad/A4 Quattro/S4 Passenger Side Door Mirror Glass W/O Auto Dimming part number AU1325105 is a compatible replacement for mode...
View full detailsOriginal price $392.39Original price$392.39$392.39Current price $392.39 -
Original price $61.99Original price$61.99$61.99Current price $61.992021 Audi S4 Base Front Passenger Side Fender Brace End Plate - AU1245113
Fitment: 2017-2020 Audi A4, 2017-2024 Audi A4 allroad, 2017-2024 Audi A4 Quattro, 2017-2024 Audi S4In stockThe Audi A4/A4 allroad/A4 Quattro/S4 Front Passenger Side Fender Brace End Plate part number AU1245113 is a compatible replacement for model year...
View full detailsOriginal price $61.99Original price$61.99$61.99Current price $61.99 -
Original price $59.73Original price$59.73$59.73Current price $59.732021 Audi S4 Base Rear Driver Side Bumper Reflector Inner - AU1184102
Fitment: 2020 Audi A4, 2020-2024 Audi A4 allroad, 2020-2024 Audi A4 Quattro, 2020-2024 Audi A5 Quattro, 2020-2024 Audi S4, 2020-2024 Audi S5In stockThe Audi A4/A4 allroad/A4 Quattro/A5 Quattro/S4/S5 Rear Driver Side Bumper Reflector Inner part number AU1184102 is a compatible replacement for ...
View full detailsOriginal price $59.73Original price$59.73$59.73Current price $59.73 -
Original price $54.99Original price$54.99$54.99Current price $54.992021 Audi S4 Base Driver Side Door Mirror Glass W/O Auto Dimming - AU1324105
Fitment: 2017-2020 Audi A4, 2017-2024 Audi A4 allroad, 2017-2024 Audi A4 Quattro, 2018-2024 Audi S4In stockThe Audi A4/A4 allroad/A4 Quattro/S4 Driver Side Door Mirror Glass W/O Auto Dimming part number AU1324105 is a compatible replacement for model y...
View full detailsOriginal price $54.99Original price$54.99$54.99Current price $54.99 -
Original price $104.80Original price$104.80$104.80Current price $104.802021 Audi S4 Base Front Passenger Side Fender Brace Side Support - AU1245109
Fitment: 2017-2021 Audi A4, 2017-2024 Audi A4 allroad, 2017-2024 Audi A4 Quattro, 2018-2024 Audi S4In stockThe Audi A4/A4 allroad/A4 Quattro/S4 Front Passenger Side Fender Brace Side Support part number AU1245109 is a compatible replacement for model y...
View full detailsOriginal price $104.80Original price$104.80$104.80Current price $104.80 -
Original price $95.63Original price$95.63$95.63Current price $95.632021 Audi S4 Base Front Driver Side Fender Brace Side Support - AU1244109
Fitment: 2017-2021 Audi A4, 2017-2024 Audi A4 allroad, 2017-2024 Audi A4 Quattro, 2018-2024 Audi S4In stockThe Audi A4/A4 allroad/A4 Quattro/S4 Front Driver Side Fender Brace Side Support part number AU1244109 is a compatible replacement for model year...
View full detailsOriginal price $95.63Original price$95.63$95.63Current price $95.63 -
Original price $61.99Original price$61.99$61.99Current price $61.992021 Audi A4/A4 allroad/A4 Quattro/S4 Front Driver Side Fender Brace End Plate - AU1244113
Fitment: 2017-2020 Audi A4, 2017-2024 Audi A4 allroad, 2017-2024 Audi A4 Quattro, 2017-2024 Audi S4In stockThe Audi A4/A4 allroad/A4 Quattro/S4 Front Driver Side Fender Brace End Plate part number AU1244113 is a compatible replacement for model years 2...
View full detailsOriginal price $61.99Original price$61.99$61.99Current price $61.99 -
Original price $394.50Original price$394.50$394.50Current price $394.502021 Audi S4 Base Front Lower Spoiler W/S-Line Pkg - AU1094104
Fitment: 2020-2021 Audi A4, 2020-2024 Audi A4 Quattro, 2020-2024 Audi A5 Quattro, 2020-2024 Audi A5 Sportback, 2020-2024 Audi S4, 2020-2024 Audi S5, 2020-2024 Audi S5 SportbackIn stockThe Audi A4/A4 Quattro/A5 Quattro/A5 Sportback/S4/S5/S5 Sportback Front Lower Spoiler W/S-Line Pkg part number AU1094104 is a compatible replacem...
View full detailsOriginal price $394.50Original price$394.50$394.50Current price $394.50 -
Original price $61.87Original price$61.87$61.87Current price $61.872021 Audi S4 Base Rear Passenger Side Outer Bumper Reflector To 1-31-20 - AU1185103
Fitment: 2020-2021 Audi A4, 2020-2024 Audi A4 allroad, 2020-2024 Audi A4 Quattro, 2020-2024 Audi A5 Quattro, 2020-2024 Audi A5 Sportback, 2020-2024 Audi S4, 2020-2024 Audi S5, 2020-2024 Audi S5 SportbackIn stockThe Audi A4/A4 allroad/A4 Quattro/A5 Quattro/A5 Sportback/S4/S5/S5 Sportback Rear Passenger Side Outer Bumper Reflector To 1-31-20 part number AU...
View full detailsOriginal price $61.87Original price$61.87$61.87Current price $61.87 -
Original price $487.04Original price$487.04$487.04Current price $487.042021 Audi S4 Base Front Lower Spoiler W/S-Line Pkg Aluminum - AU1094105
Fitment: 2020-2021 Audi A4, 2020-2024 Audi A4 Quattro, 2020-2024 Audi A5 Sportback, 2020-2024 Audi S4, 2020-2024 Audi S5, 2020-2024 Audi S5 SportbackIn stockThe Audi A4/A4 Quattro/A5 Sportback/S4/S5/S5 Sportback Front Lower Spoiler W/S-Line Pkg Aluminum part number AU1094105 is a compatible replacemen...
View full detailsOriginal price $487.04Original price$487.04$487.04Current price $487.04 -
Original price $219.50Original price$219.50$219.50Current price $219.502021 Audi S4 Base Grille Bracket W/S-Line Pkg - AU1207106
Fitment: 2020 Audi A4, 2020-2024 Audi A4 Quattro, 2020-2024 Audi S4In stockThe Audi A4/A4 Quattro/S4 Grille Bracket W/S-Line Pkg part number AU1207106 is a compatible replacement for model years 2020, 2021, 2022, 2023, 2...
View full detailsOriginal price $219.50Original price$219.50$219.50Current price $219.50 -
Original price $76.05Original price$76.05$76.05Current price $76.052021 Audi S4 Base License Plate Light Assembly From 11-7-16 - VW2870114
Fitment: 2017-2018 Audi A3 Sportback e-tron, 2017-2018 Audi A6, 2017-2018 Audi Q3, 2017-2019 Audi Q7, 2017-2019 Volkswagen Golf Alltrack, 2017-2019 Volkswagen Passat, 2017-2020 Audi S3, 2017-2021 Audi A4, 2017-2023 Audi A3, 2017-2024 Audi A4 allroad, 2017-2024 Audi A4 Quattro, 2017-2024 Audi S6, 2017-2024 Volkswagen Jetta, 2018-2024 Audi S4, 2018-2024 Volkswagen Atlas, 2018-2024 Volkswagen Tiguan, 2019-2024 Audi A6 Quattro, 2020-2024 Volkswagen Atlas Cross Sport, 2021-2023 Volkswagen ID.4, 2022-2024 Volkswagen TaosIn stockThe Audi A3/A3 Sportback e-tron/A4/A4 allroad/A4 Quattro/A6/A6 Quattro/Q3/Q7/S3/S4/S6/Volkswagen Atlas/Atlas Cross Sport/Golf Alltrack/ID.4/Jetta...
View full detailsOriginal price $76.05Original price$76.05$76.05Current price $76.05 -
Original price $1,299.99Original price$1,299.99$1,299.99Current price $1,299.99
2021 Audi A4/A4 allroad/A4 Quattro/S4 Passenger Side Headlight Assembly Reflector Type W/O Matrix Lighting Composite - AU2503223
Fitment: 2020 Audi A4, 2020-2024 Audi A4 allroad, 2020-2024 Audi A4 Quattro, 2020-2024 Audi S4In stockThe Audi A4/A4 allroad/A4 Quattro/S4 Passenger Side Headlight Assembly Reflector Type W/O Matrix Lighting Composite part number AU2503223 is a co...
View full detailsOriginal price $1,299.99Original price$1,299.99$1,299.99Current price $1,299.99 -
Original price $1,299.99Original price$1,299.99$1,299.99Current price $1,299.99
2021 Audi A4/A4 allroad/A4 Quattro/S4 Passenger Side Headlight Assembly Projector Type Composite - AU2503224
Fitment: 2020 Audi A4, 2020-2024 Audi A4 allroad, 2020-2024 Audi A4 Quattro, 2020-2024 Audi S4In stockThe Audi A4/A4 allroad/A4 Quattro/S4 Passenger Side Headlight Assembly Projector Type Composite part number AU2503224 is a compatible replacement...
View full detailsOriginal price $1,299.99Original price$1,299.99$1,299.99Current price $1,299.99 -
Original price $1,299.99Original price$1,299.99$1,299.99Current price $1,299.99
2021 Audi A4/A4 allroad/A4 Quattro/S4 Driver Side Headlight Assembly Reflector Type W/O Matrix Lighting Composite - AU2502223
Fitment: 2020 Audi A4, 2020-2024 Audi A4 allroad, 2020-2024 Audi A4 Quattro, 2020-2024 Audi S4In stockThe Audi A4/A4 allroad/A4 Quattro/S4 Driver Side Headlight Assembly Reflector Type W/O Matrix Lighting Composite part number AU2502223 is a compa...
View full detailsOriginal price $1,299.99Original price$1,299.99$1,299.99Current price $1,299.99 -
Original price $1,299.99Original price$1,299.99$1,299.99Current price $1,299.99
2021 Audi A4/A4 allroad/A4 Quattro/S4 Driver Side Headlight Assembly Projector Type Composite - AU2502224
Fitment: 2020 Audi A4, 2020-2024 Audi A4 allroad, 2020-2024 Audi A4 Quattro, 2020-2024 Audi S4In stockThe Audi A4/A4 allroad/A4 Quattro/S4 Driver Side Headlight Assembly Projector Type Composite part number AU2502224 is a compatible replacement fo...
View full detailsOriginal price $1,299.99Original price$1,299.99$1,299.99Current price $1,299.99 -
Original price $0.00Original price $0.00Original price $0.00$1,061.65$1,061.65Current price $1,061.65
2021 Audi S4 Base Quattro Front Bumper Without Sensor Holes/ Headlamp Washer Holes - AU1000299
Fitment: 2020-2022 Audi A4 QuattroIn stockThe Audi A4 Quattro Front Bumper Without Sensor Holes/ Headlamp Washer Holes part number AU1000299 is a compatible replacement for model years 20...
View full detailsOriginal price $0.00Original price $0.00Original price $0.00$1,061.65$1,061.65Current price $1,061.65Save up to 49% -
Original price $0.00Original price $0.00Original price $0.00$141.01$141.01Current price $141.01
2021 Audi S4 Base Driver Side Fender Liner From 9-2-19 Sedan - AU1248151
Fitment: 2020-2021 Audi A4, 2020-2021 Audi A4 Quattro, 2020-2021 Audi S4In stockThe Audi A4/A4 Quattro/S4 Driver Side Fender Liner From 9-2-19 Sedan part number AU1248151 is a compatible replacement for model years 2020, 2020...
View full detailsOriginal price $0.00Original price $0.00Original price $0.00$141.01$141.01Current price $141.01Save up to 88% -
Original price $0.00Original price $0.00Original price $0.00$167.99$167.99Current price $167.99
2021 Audi S4 Base Passenger Side Fender Liner From 9-2-19 Sedan - AU1249151
Fitment: 2020-2021 Audi A4, 2020-2021 Audi A4 Quattro, 2020-2021 Audi S4In stockThe Audi A4/A4 Quattro/S4 Passenger Side Fender Liner From 9-2-19 Sedan part number AU1249151 is a compatible replacement for model years 2020, 2...
View full detailsOriginal price $0.00Original price $0.00Original price $0.00$167.99$167.99Current price $167.99Save up to 88%
2021 Audi S4 Base
Shop the best selection of replacement auto parts for your 2021 Audi S4 Base Base. We offer precision-fit bumpers, hoods, grilles, fender liners, & more. All designed exclusively for your vehicle’s submodel. With our painted-to-match service, every part receives an expert factory-quality finish, perfectly matching your S4. Enjoy fast turnaround, reliable fitment, and lasting durability—upgrade your 2021 Audi S4 Base Base with parts trusted by auto body professionals.