SKU: 30988581998

K&N Replacement Air Filter 10.188in O/S Length x 6.375in O/S Width x 1.063in H for 12 Honda Civic Si

Sale price$82.20 Regular price$91.33
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Ships within 48 hours · Estimated delivery Jul 20 - Jul 25

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Description

K&N Replacement Air Filter 10.188in O/S Length x 6.375in O/S Width x 1.063in H for 12 Honda Civic SiUpgrade your 2012 Honda Civic Si with the K&N Replacement Drop In Air Filter. Designed for optimal airflow and superior filtration, this air filter enhances your engine's performance by allowing more clean air into the combustion chamber, promoting better throttle response and increased horsepower. Constructed with K&N's signature washable and reusable cotton gauze, this drop in filter provides long lasting durability and cost savings. Its precise

Upgrade your 2012 Honda Civic Si with the K&N Replacement Drop In Air Filter. Designed for optimal airflow and superior filtration, this air filter enhances your engine's performance by allowing more clean air into the combustion chamber, promoting better throttle response and increased horsepower.

Constructed with K&N's signature washable and reusable cotton gauze, this drop in filter provides long-lasting durability and cost savings. Its precise fitment ensures an easy installation process without modifications, making it a perfect direct replacement for your factory air filter.

This high-quality component is engineered to withstand demanding conditions while maintaining excellent air filtration to protect your engine from harmful contaminants. The filter's compact dimensions of 10.188 inches in length, 6.375 inches in width, and 1.063 inches in height make it suitable for use in tight engine bays.

Trust K&N Engineering's superior air filter technology combined with Tuningsupply's fast shipping and enthusiast-driven service to get your ride breathing better and running stronger.
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. 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
SKU: 30988581998

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4.6 ★★★★★
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DSW
Battle Creek, US
★★★★★ 5
Great fit
Size: 17" Neck 37"-38" Sleeve, Color: Blue Frost
This was a gift for my husband. Fit is great. He's about 6'1" and weighs ~200#. Washes nicely as well. A good purchase
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 6, 2026
A
Verified Purchase
Ashley Romano
Birmingham, US
★★★★★ 5
Comfort& Quality
Size: 20" Neck 35"-36" Sleeve, Color: White
Excellent shirt. Ordered for a Risky Business bar crawl and the fabric was so much nicer than the other two options I ordered. It is packaged so nice with pins and feels luxurious (great if you’re giving it as a gift.) It comes wrinkled from being folded in the packaging, but i steamed it and then it did not wrinkle while driving or sitting throughout the night. It’s nice and light. Only downfall is there is no pleat in the back.
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Reviewed in the United States on March 31, 2025
D
Verified Purchase
Deon T.
Natrona Heights, US
★★★★★ 5
Great
Size: 22" Neck 35"-36" Sleeve, Color: White
Product fut good
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Reviewed in the United States on February 17, 2026
S
Verified Purchase
Spuk Wac 78
Cuba, US
★★★★★ 3
Nice shirt.
Size: 17.5" Neck 35"-36" Sleeve, Color: White
It fit perfectly and looked very nice. However, it was much thinner than I thought. And when you wash it, get ready to iron it. This is not a permanent press shirt. It is not wrinkle resistant. I would not buy it again.
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Reviewed in the United States on January 17, 2025
J
Verified Purchase
John Lewallen
Grantham, US
★★★★★ 5
Casual Crew Neck Summer Shirt
Color: Denim Blue, Size: XX-Large
Ordered the dark blue. It fits great and looks wonderful on. Very comfortable! Good value, and feels well made. The fabric is just right – not too thin, or thick. I wore it with a navy blazer and beige pants to an outdoor event (shade and sun) and was totally comfortable.
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Reviewed in the United States on June 2, 2026

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