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Audi B9 A4 FWD 2.0T

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Audi B9 A4 FWD 2.0T Performance Air Filters

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IE Replacement 5" Air Filter For IE Intake Kits

ES#3177923 - IEINCC1-3A - IE Replacement 5" Air Filter For IE Intake Kits - This is a direct replacement filter for all IE cold air intakes with a 5" velocity stack on the heat shield. This filter is used on the majority of all IE intakes. - Integrated Engineering - Audi Volkswagen

This is a direct replacement filter for all IE cold air intakes with a 5" velocity stack on the heat shield. This filter is used on the majority of all IE intakes. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Integrated Engineering - Corporate Logo
ES#:
3177923
Mfg#:
IEINCC1-3A
In Stock
ON SALE! SAVE 10%
$54.99

This product was last offered at the strikethrough price on
06-25-2026

$49.49 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Drop In Replacement Air Filter

ES#3988613 - E-0646 - Drop In Replacement Air Filter - High-Flow cotton gauze filter designed to be a performer, while lasting a lifetime - K&N - Audi

High-Flow cotton gauze filter designed to be a performer, while lasting a lifetime affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
K&N - Corporate Logo
ES#:
3988613
Mfg#:
E-0646
In Stock
$83.99

This product was last offered at the strikethrough price on
01-20-2026

$79.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

IE Harsh Climate 5" Oiled Filter & Sock Kit

ES#4465497 - IEINUU2 - IE Harsh Climate 5" Oiled Filter & Sock Kit - Direct replacement filter for all popular IE air intake kits with a 5" velocity stack. - Integrated Engineering - Audi Volkswagen

Direct replacement filter for all popular IE air intake kits with a 5" velocity stack. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!
For vehicles that already have an IE intake

Brand:
Integrated Engineering - Corporate Logo
ES#:
4465497
Mfg#:
IEINUU2
In Stock
ON SALE! SAVE 10%
$76.99

This product was last offered at the strikethrough price on
06-25-2026

$69.29 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Universal High Flow Performance Air Filter - Dry (2.5" inlet)

ES#3697634 - 003675ECS03-02 - Universal High Flow Performance Air Filter - Dry (2.5" inlet) - High flow, reusable air filter. Used as a replacement filter to an ECS intake system or for your custom intake project. 4.5" Base OD / 6" Filter Height / 3.5" Top OD - ECS - Audi BMW Volkswagen

High flow, reusable air filter. Used as a replacement filter to an ECS intake system or for your custom intake project. 4.5" Base OD / 6" Filter Height / 3.5" Top OD affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3697634
Mfg#:
003675ECS03-02
In Stock
ON SALE! SAVE 25%
$58.99

This product was last offered at the strikethrough price on
06-13-2026

$44.24 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Universal performance air filter

ES#1876583 - E-2021 - Universal performance air filter - Bolt on better performance and fuel efficiency. - K&N - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Bolt on better performance and fuel efficiency. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
K&N - Corporate Logo
ES#:
1876583
Mfg#:
E-2021
In Stock
$68.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

BMC Performance Air Filter - Priced Each

ES#4039346 - FB960/04 - BMC Performance Air Filter - Priced Each - High-Flow cotton gauze filter designed to be a performer, while lasting a lifetime - BMC - Audi

High-Flow cotton gauze filter designed to be a performer, while lasting a lifetime affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with CYMC engine code only

Brand:
BMC - Corporate Logo
ES#:
4039346
Mfg#:
FB960/04
In Stock at Vendor
$86.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Drop In Replacement Air Filter

ES#4423854 - E-0647 - Drop In Replacement Air Filter - High-Flow cotton gauze filter designed to be a performer, while lasting a lifetime - K&N - Audi

High-Flow cotton gauze filter designed to be a performer, while lasting a lifetime affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with engine codes DBPA

Brand:
K&N - Corporate Logo
ES#:
4423854
Mfg#:
E-0647
In Stock at Vendor
$104.99 USD
Free Shipping

Universal Air Filter

ES#251196 - E-9282 - Universal Air Filter - ID=80mm/3.15", 7" long & 7" outer diameter - K&N - Audi BMW Volkswagen Mercedes Benz MINI Porsche

ID=80mm/3.15", 7" long & 7" outer diameter affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
K&N - Corporate Logo
ES#:
251196
Mfg#:
E-9282
In Stock
$68.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

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