★★★★★ 4
Almost good
Item Package Quantity: 1
They worked kinda good
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 14, 2026
K&N Replacement Air Filter BMW 525I L6-2.5L 24V (M50)
Marsoni
M251S
Get it in 3 business days with 1 day shipping.
Friday, May 29
K&N Replacement Air Filter BMW 525I L6-2.5L 24V (M50)SKU: 33 2078 UPC: 024844026125 K&N Replacement Air Filter BMW 525i L6 2. 5L 24V (M50) 1989 1995 K&N 33 2078 is a washable reusable high flow replacement air filter for 1989 1995 BMW 525i L6 2. 5L 24V (M50), 1993 BMW 525iT and 1991 1993 BMW M5. Layered oiled cotton media improves airflow to deliver more horsepower and acceleration while trapping contaminants. This drop in filter installs directly into your factory air box and lasts for the life of your
Quick Dispatch:
Your K&N Replacement Air Filter BMW 525I L6-2.5L 24V (M50) orders ship within 1-2 business days.
Delivery Options:
- Standard: 3-7 business days
- Fast: 2-3 business days
- Express: 1-2 business days
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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]
- Please click here for more details>>> Return & Exchange Policy
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4.6 ★★★★★
Based on 2390 reviews
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Product Reviews
★★★★★ 5
Good quality
Item Package Quantity: 1
Works great, would by it again
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 1, 2026
★★★★★ 2
Don't waste your money.
Item Package Quantity: 1
Did not work!
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Reviewed in the United States on May 7, 2026
★★★★★ 1
Doesn't work
Item Package Quantity: 1
No effect at all on my headlights. Don't waste your money.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 30, 2026
★★★★★ 5
Well worth the money. And easy to use.
Item Package Quantity: 1
For what it cost, it worked way better than I expected. 👍
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 16, 2026
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