Bimota KB4 Air Filter 2021-2026 | Sprint P14 High-Flow Performance
Bimota KB4 Air Filter 2021-2026 | Sprint P14 High-Flow Performance is backordered and will ship as soon as it is back in stock.
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Description
Description
Why Choose the Sprint Filter P14 Dust Guard Air Filter
The Sprint Filter P14 Dust Guard is Sprint Filter's purpose-built solution for motorcycles operated in demanding environments — dusty roads, desert terrain, construction zones, and anywhere fine particulate contamination threatens engine longevity. Filtering particles as small as 14 microns, the P14 delivers unparalleled filtration efficiency that traditional oiled foam filters simply cannot match, backed by ISO 5011:2020 certified laboratory testing. Built from a unique non-woven fabric developed through years of real-world testing in some of the most challenging conditions on earth — co-developed in collaboration with leading motorcycle manufacturers — the P14 is a direct OEM replacement that installs in minutes with no modifications, no oil treatments, and virtually no ongoing maintenance. Particularly well-suited for scooters, small displacement motorcycles, naked bikes, and supersport bikes.
Installation & Compatibility
Fitment Information
Bimota KB4 2021 2022 2023 2024 2025 2026
What's Included
- 1x Sprint Filter P14 Dust Guard air filter (ready to install)
- Installation instructions
Engineered for Demanding Conditions — Industry-Leading Filtration Technology
Sprint Filter has been manufacturing high-performance air filtration since 1952, making it the world's oldest high-performance air filter producer. The P14 represents a breakthrough in filtration media engineering — a groundbreaking non-woven fabric that redefines what's possible in dusty and off-road air filtration.
Laboratory-Proven Performance
In ISO 5011:2020 certified laboratory testing, the P14 demonstrated filtration rates unattainable by current off-road filter standards, while simultaneously achieving pressure drop values significantly lower than competing filters. In practical terms: your engine breathes cleaner air, with less restriction, in exactly the conditions where it matters most.
Years of Real-World Development
The P14 wasn't developed in a laboratory alone. Sprint Filter conducted years of rigorous field testing across some of the most demanding environments on the planet — from desert terrains to muddy trails — in active partnership with leading motorcycle manufacturers. This collaboration ensures the P14 meets and exceeds the most stringent real-world performance and durability benchmarks, not just controlled test conditions.
Virtually Maintenance-Free — No Oil, No Detergents, No Downtime
The P14's non-woven fabric releases accumulated dust and particulate with a simple compressed air blast — returning it to full performance in seconds with no drying time required.
How to Clean the Sprint P14 Air Filter
- Remove the filter from the airbox
- Blow clean with compressed air (directed opposite to normal airflow direction)
- Reinstall immediately — no drying time, no detergents, no solvents required
Durability for Demanding Use
The P14's non-woven fabric is engineered to withstand repeated cleaning cycles and prolonged exposure to harsh environmental conditions without loss of structural integrity or filtration performance. With proper maintenance, this is a long-term investment in your engine's protection — not a disposable consumable.
Technical Specifications
Filter Construction & Performance
| Specification | Detail |
|---|---|
| Filter Material | Unique non-woven fabric |
| Frame | Steel wire mesh with epoxy varnish finish |
| Filtration Rating | 14 microns (captures particles ≥14 microns) |
| Filter Type | Dry — no oil treatment required or recommended |
| Certification | ISO 5011:2020 certified (accredited laboratory) |
| Development | Co-developed with leading motorcycle manufacturers |
| Field Testing | Multi-year testing in desert, mud, and extreme terrain conditions |
| Cleaning Method | Compressed air only — no detergents or solvents required |
| Reusable | Yes |
| Installation | Direct OEM replacement — no modifications required |
| Applications | Dusty environments, demanding conditions, off-road use |
| Ideal For | Scooters, small displacement, naked bikes, supersport bikes |
| Warranty | 1-year manufacturer warranty |
P14 vs. Traditional Oiled Foam Filters
| Feature | Sprint Filter P14 | Traditional Oiled Foam |
|---|---|---|
| Filtration Rating | 14 microns | Varies — generally less efficient |
| ISO 5011:2020 Certified | Yes | Typically no |
| Oil Treatment Required | No — dry filter | Yes — periodic re-oiling |
| Cleaning Method | Compressed air only | Degreaser + re-oil + dry time |
| Downtime After Cleaning | None — reinstall immediately | Hours (drying + re-oiling) |
| Oil Contamination Risk | None | Yes (over-oiling damages MAF sensors) |
| Pressure Drop vs. Competitors | Significantly lower (ISO certified) | Higher |
Common Questions About the Sprint Filter P14
How does the P14 compare to the standard Sprint P08?
The P08 and P14 use different filtration technologies for different priorities. The P08 uses Sprint Filter's patented polyester weave, optimized for high airflow and broad performance use. The P14 uses a specialized non-woven fabric engineered for maximum filtration efficiency in dusty and demanding conditions — filtering particles as small as 14 microns. The P14 is the right choice when engine protection in particulate-heavy environments is the primary concern; the P08 is ideal for performance-focused street and track use.
Does the P14 require any oil treatment?
No — and this is critical. The Sprint Filter P14 is a dry filter by design and must never be oiled. Applying oil will compromise its filtration performance and may introduce oil contamination into your intake system, potentially damaging sensors or engine components. If you accidentally oil the filter, absorb as much oil as possible with a clean cloth, wash with a common household detergent, rinse thoroughly, allow to completely air dry, then blow with compressed air before reinstalling.
Is the Sprint P14 ISO certified?
Yes. The P14 has been tested and certified to ISO 5011:2020 standards in an accredited laboratory. This internationally recognized standard covers both filtration efficiency and pressure drop (airflow restriction), providing an objective, independently verified measure of the P14's performance — not just manufacturer claims.
How is the Sprint P14 different from K&N and foam aftermarket filters?
The P14 is a dry non-woven fabric filter — no oiling required, ever. K&N and most performance foam filters use oil-wetted media that requires periodic re-oiling and extended drying time after cleaning. Over-oiling these filters is a well-documented cause of MAF sensor contamination. The P14 eliminates this risk entirely. See the comparison table above for a full feature-by-feature breakdown.
Will the P14 void my motorcycle warranty?
No. Installing an aftermarket air filter does not void your motorcycle warranty under the Magnuson-Moss Warranty Act. The P14 is a direct OEM replacement that requires no modifications to the airbox, emissions system, or any other factory component.
Does installing the P14 require ECU tuning or carburetor adjustment?
No. The Sprint Filter P14 is engineered as a direct replacement for the stock air filter and operates within the existing parameters of your motorcycle's fuel delivery system. No ECU remapping or carburetor adjustment is required on an otherwise stock motorcycle.
How long does the Sprint Filter P14 last?
With proper maintenance, the P14's non-woven fabric is engineered to maintain its structural integrity and filtration performance over time — unlike foam filters that degrade with repeated oiling and cleaning cycles. Sprint Filter backs the P14 with a 1-year manufacturer warranty from the date of purchase from an authorized dealer.
Why Buy From Sixty61?
- Authorized Sprint Filter distributor — Genuine Sprint Filter products with full manufacturer warranty support
- Free shipping on orders over $99 (Continental US)
- Fast processing — Most orders ship same or next business day
- Expert powersports support — Specialists available to assist with fitment and installation questions
- 20+ years in business — Serving the powersports community since 2004
- Secure checkout — Safe, encrypted payment processing
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