Best in 7 days
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- USA
- CAN
Ships within 48 hours · Estimated delivery Jul 22 - Jul 27
Promo Codes Available:
For Your Every Summer RSVP, with Code: SUMMER15
Description
K&N Drop-In Air Filter, 2013-18 Focus ST/16-18 Focus RSWant to keep your factory air box and improve the performance and gas mileage of your 2013 18 Focus ST or 2016 18 Focus RS ? This K&N drop in filter is just what you need! You can gain a few horsepower with this, and have a reusable washable air filter that will save you money over the cost of buying new factory air filters! Installation takes about 5 minutes with a 8mm socket. Please note: The photo above of the filter in the airbox is how it looks
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
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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Best in 7 days
Best in 7 days
Best in 7 days
Best in 7 days
4.4 ★★★★★
Based on 2442 reviews
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Product Reviews
★★★★★ 5
Quality material. Nice looking shirt!
Color: Navy Golf Element, Size: 4X-Large
Love the material. A stretchy sheen. Husband loves the “wicking” quality. Nice looking quality shirt! I’m going to order a couple more in different colors.
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Reviewed in the United States on May 3, 2026
★★★★★ 5
Material feels great
Color: Blue Plaid, Size: Medium
This is my 3rd shirt ordered and they feel great, fit great and so nice to wear on the golf course
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Reviewed in the United States on May 31, 2026
★★★★★ 5
Great style
Color: Yellow Golf Club, Size: Large, Color: Yellow Golf Club, Size: Large
Soft feel, lightweight. Comfortable to golf in.
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Reviewed in the United States on April 12, 2026
★★★★★ 5
Size up
Color: Teal01, Size: XX-Large
Great color, nice material, I’m usually buy xl but this shirt in 2xl fit terrific. It’s not loose either but just snug enough to look good
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Reviewed in the United States on May 25, 2026
★★★★★ 5
Quality material and perfect fit
Color: Teal01, Size: 4X-Large
Excellent material, soft and stretchy, makes me seem slimmer; great color choices and breathable fabric for warm weather.
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Reviewed in the United States on April 25, 2026
