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Description
K&N Air Filter Foam Wrap (25-3770)The K&N Airforce Pre Cleaner is a specially designed foam filter wrap made to extend the service interval of your K&N air filter when used in very dusty conditions. The Airforce Pre Cleaner is designed to be cleaned with K&N Cleaner or soap & water. Red colored Airforce pre cleaners are oiled with K&N air filter oil after they are cleaned. They are made from large, open cell foam. Gray colored Airforce pre cleaners do not use oil. They have smaller
The K&N Airforce Pre-Cleaner is a specially designed foam filter wrap made to extend the service interval of your K&N air filter when used in very dusty conditions. The Airforce Pre-Cleaner is designed to be cleaned with K&N Cleaner or soap & water. Red colored Airforce pre-cleaners are oiled with K&N air filter oil after they are cleaned. They are made from large, open cell foam. Gray colored Airforce pre-cleaners do not use oil. They have smaller foam cells.- Extends service interval of your filter in very dusty conditions
- Large open cell foam construction stops 90% of dirt with very low air restriction
- Cleanable with K&N Filter Cleaner or soap and water
- This product wraps your air filter with an additional pre-filter
Shipping Notes
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- We offer a 30-day return/exchange service after receiving.
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4.5 ★★★★★
Based on 29 reviews
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Product Reviews
★★★★★ 5
Great textbook
Format: Paperback
Easy to use, great condition. Excellent visuals for basic pharmacological math.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on August 11, 2025
★★★★★ 5
A lot of practice assignments
Format: Paperback
Best book ever.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on October 11, 2025
★★★★★ 5
Have trouble with medical math no more
Format: Paperback
Best medical math book ever! It gives how to do each problem multiple ways and makes it easier to learn. This book is amazing! This book makes math easy even for me, and I do not like math at all and that should sum up how great this book is
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 8, 2023
★★★★★ 5
Prefect condition
Format: Paperback
Textbook arrived in Perfect condition
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on September 1, 2024
★★★★★ 2
Weird wording questions
Format: Paperback
Very weird wording with the math problems. It doesn’t really correlate with test questions or board exams.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 6, 2026
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