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:
ES#:
3697634
Mfg#:
003675ECS03-02
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SAVE 30%
$56.99
This product was last offered at the strikethrough price on 05-02-2026
$39.89 USD
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Lifetime Replacement
High flow filter replacement to get your engine breathing better than new!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Brand:
ES#:
4460982
Mfg#:
012054LA28-OIL
ON SALE!
SAVE 25%
$81.99
This product was last offered at the strikethrough price on 05-02-2026
$61.49 USD
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Lifetime Replacement
Higher flow, higher performance - oil-free, washable and reuseable!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
518898
Mfg#:
31-10131
20% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$142.99
This product was last offered at the strikethrough price on 06-03-2026
$114.00 USD
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Lifetime Replacement
Lifetime direct replacement high-flow air filter
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
3195281
Mfg#:
FB730/20
$97.99 USD
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Lifetime Replacement
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
518600
Mfg#:
24-91038
21% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$77.99
This product was last offered at the strikethrough price on 01-28-2026
$62.00 USD
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Lifetime Replacement
Hard to find K&N filter for the Euro air box conversion.
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Brand:
ES#:
2090776
Mfg#:
E-2022
$83.99 USD
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Lifetime Replacement
Higher flow, higher performance - washable and reuseable!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
518785
Mfg#:
30-10131
20% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$133.75
This product was last offered at the strikethrough price on 06-03-2026
$107.00 USD
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Lifetime Replacement
Higher flow, higher performance - oil-free, washable and reuseable!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
518175
Mfg#:
10-10111
20% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$130.00
This product was last offered at the strikethrough price on 06-03-2026
$104.00 USD
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Lifetime Replacement
More air flow means more power! Direct replacement with long service life.
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Brand:
ES#:
2623124
Mfg#:
PX1781
$89.99 USD
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Lifetime Replacement
Lifetime high-flow air filter that's a direct replacement
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
3195250
Mfg#:
FB518/08
$83.99 USD
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Lifetime Replacement