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Air Intake Filters for 2021 Audi S4


Showing 1 to 6 (of 6 total)
DC Sports Air Filter
In Stock
Starting @ $38.00
Fits 2021 Audi S4 :
*Universal Fitment Available
Performance Top, 2.50" Inlet
Performance Top, 2.75" Inlet
Performance Top, 3.0" Inlet
Performance Top, 3.50" Inlet
Standard Flat Top, 2.50" Inlet
Standard Flat Top, 2.75" Inlet
Standard Flat Top, 3.0" Inlet
Standard Flat Top, 3.50" Inlet
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Mishimoto Performance Air Filter
In Stock
Starting @ $24.95
Fits 2021 Audi S4 :
*Universal Fitment Available
2.75" Inlet
3.0" Inlet
Re-Oil Kit
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Weapon R Secret Weapon Air Filter
In Stock
Starting @ $54.95
Fits 2021 Audi S4 :
*Universal Fitment Available
2.5" Inlet, 6.5" Wide, 6.5" Tall
2.75" Inlet, 6.5" Wide, 6.5" Tall
3.0" Inlet, 6.5" Wide, 6.5" Tall
3.0" Inlet, 6.5" Wide, 6.5" Tall, Stealth Black
3.5" Inlet, 6.5" Wide, 6.5" Tall
4.0" Inlet, 6.5" Wide, 6.5" Tall
Optional Ram Air Kit Only
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Takeda Pro Dry S Air Filter
In Stock
Starting @ $74.97
Fits 2021 Audi S4 :
*Universal Fitment Available
2.75" Inlet, 5.0" Height, 6.0" Base
3.5" Inlet, 5.0" Height, 6.0" Base
4.5" Inlet, 5.0" Height, 6.0" Base
5.5" Inlet, 4.5" Height, 7.0" Base
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Injen Super-Nano Air Filter
In Stock
Starting @ $71.95
Fits 2021 Audi S4 :
*Universal Fitment Available
2.50" Inlet
2.75" Inlet, 4.5" Height
2.75" Inlet, 5.0" Height
3.0" Inlet
3.25" Inlet, 4.5" Height
3.50" Inlet
4.50" Inlet
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AEM Dryflow Air Filter
In Stock
Starting @ $58.79
Fits 2021 Audi S4 :
*Universal Fitment Available
2.5" Inlet, Short Neck, 5.0" Element
2.75" Inlet, Short Neck, 5.0" Element
3.0" Inlet, Short Neck, 5.0" Element
3.25" Inlet, Short Neck, 5.0" Element
3.5" Inlet, Short Neck, 5.0" Element
4.0" Inlet, Short Neck, 5.0" Element
4.5" Inlet, Short Neck, 5.0" Element
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Showing 1 to 6 (of 6 total)
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