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Free Shipping Over $299.99

Free Shipping Over $299.99

Orders of $299.99 or more ship free within the continental U.S.
Shipping to Alaska and Hawaii is additional and not included.
We do not ship international at this time.

Shipping Policy

This part does not have vehicle specific fitment. Please contact us if you need fitment assistance.

K&N 4 Inch Air Filter
Part Number: RU-2510

★★★★★ ★★★★★ 2 Reviews
K&N 4 Inch Air Filter-A1
Images may be for reference only

K&N 4 Inch Air Filter
Part Number: RU-2510

★★★★★ ★★★★★ 2 Reviews
$44.99

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Earn 90 reward points. Learn More


10+ In Stock

Product Details

Part Number: RU-2510
Brand: K and N Filters
UPC: 024844010551

Product Style: Round Tapered Universal Air Filter
Base Outside Diameter: 5.375 in (137 mm)
Flange Inside Diameter: 4 in (102 mm)
Flange Length: 0.625 in (16 mm)
Flange Type: Centered
Height: 3.5 in (89 mm)
Top Outside Diameter: 4.375 in (111 mm)
Top Style: Rubber

Due to the manufacturer's price control policy, this item may be excluded from promotions and discounts

WARNING: This product may contain chemicals known to the State of California to cause cancer or birth defects. www.P65Warnings.ca.gov.

Vehicle Fitment

This part does not have vehicle specific fitment


2 Reviews ★★★★★ ★★★★★

★★★★★ ★★★★★
5/5.00 Stars out of 2 Reviews
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K&N universal air filter
Nicholas Regan | September 16th, 2016
Super fast shipping, great product, won't have to buy another filter for long time. Will certainly buy again from this company.
K&N Air Filter
b005t3drsx | February 2nd, 2009
In my opnion this is the best filter I have owned. This is the third filter I have put on my car, it's the best quality so far.