



K&N Replacement Round Air Filter for 13-14 Audi RS6/RS7 4.0L V8
Marsoni
M251S
Get it in 3 business days with 1 day shipping.
Friday, May 29
K&N Replacement Round Air Filter for 13-14 Audi RS6/RS7 4.0L V8SKU: E 0664 UPC: 024844349972 K&N Replacement Round Air Filter for 13 18 Audi RS6 RS7 4. 0L V8 K&N E 0664 is a washable reusable high flow replacement air filter designed for 2013 2018 Audi RS6 and RS7 models with 4. 0L V8 engines. This drop in filter uses layered oiled cotton media to deliver more airflow and horsepower gains while trapping contaminants for engine protection. It installs directly into the factory airbox for immediate performance
Quick Dispatch:
Your K&N Replacement Round Air Filter for 13-14 Audi RS6/RS7 4.0L V8 orders ship within 1-2 business days.
Delivery Options:
- Standard: 3-7 business days
- Fast: 2-3 business days
- Express: 1-2 business days
Order Tracking:
You'll receive a tracking link by email once your K&N Replacement Round Air Filter for 13-14 Audi RS6/RS7 4.0L V8 ships.
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Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
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4.2 ★★★★★
Based on 1350 reviews
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Product Reviews
★★★★★ 5
Works great
Size: 17996N
fit just right came on time and working just fine. This is priced very good I would recommend this product
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on September 30, 2025
★★★★★ 5
2016 Acura Air Filter
Air filter for my 2016 Acura RDX fit great, installed it myself in one minute. Arrived at my house on time and in good condition, driver very courteous and respectful. Thank you very much Rick F.
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Reviewed in the United States on February 22, 2026
★★★★★ 5
Nice filter
Nice filter for acura rdx. Easy to install. Well priced.
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Reviewed in the United States on February 12, 2026
★★★★★ 5
Perfect fit
Fit my car perfectly and good quality filter.
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Reviewed in the United States on March 1, 2026
★★★★★ 5
Satisfied with my purchase!
Well made, fit perfect and decent price.
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Reviewed in the United States on September 1, 2025
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