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SKU: SN-2520 | UPC: 024844072276
K&N 3.75 Inch OD 2.438 Inch ID 2 Inch Angled Flange 5 Inch H 3 Inch Top OD Round Tapered Universal Snowmobile Air Filter
The K&N SN-2520 universal clamp-on air filter delivers massive clean airflow to snowmobile engines by replacing stock airboxes and OEM filters. This tapered round design with 3.75 inch outside diameter 3 inch top OD 5 inch height 2.438 inch inside diameter and 2 inch angled flange clamps onto 2.5 inch intakes for direct performance gains. Snowmobile riders gain more horsepower and quicker acceleration through superior filtration and unrestricted air intake.
Key Features
- Universal Clamp-On Design: Fits virtually any snowmobile application by replacing the airbox and OEM filter for easy installation on Polaris Arctic Cat Ski-Doo and Yamaha models
- Horsepower and Acceleration Boost: Increases engine power and throttle response with high volume clean air delivery
- High Airflow Filtration: Four-ply cotton gauze media traps dust and debris while allowing 50 percent more air than stock filters
- Washable and Reusable: Clean with K&N cleaner and re-oil for lifetime use saving money over disposable filters
- One Year Limited Warranty: Backed by K&N quality for reliable performance in harsh snow conditions
Product Notes
- Requires 2.5 inch clamp sold separately for secure mounting
- Re-oil filter with 1.17 oz K&N air filter oil after washing
- Ships in protective cardboard box measuring 8.25 x 8.13 x 5.5 inches
Installation Notes
- Professional installation recommended.
- Slide 2.5 inch clamp over 2 inch angled flange and tighten to intake tube
- Compatible with rubber or aluminum intake boots on most snowmobile carburetors
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| Universal | Polaris | Indy RMK Trail | All |
| Universal | Arctic Cat | ZR Bearcat | All |
| Universal | Ski-Doo | Summit MX Z | All |
| Universal | Yamaha | Venture Sidewinder | All |
Why Choose K&N?
- Engineered for snowmobile racing with proven track record in extreme conditions
- High-flow media construction outperforms paper filters in airflow and dirt capacity
- Precision-molded urethane flanges ensure leak-free seal on angled intakes
Frequently Asked Questions
-
Q: Will the SN-2520 fit my snowmobile intake?
A: Yes this universal tapered filter clamps onto 2.5 inch ID tubes with 2 inch angled flange matching most Polaris Ski-Doo Arctic Cat and Yamaha snowmobile carbs and turbo setups -
Q: What media material is used?
A: Oiled cotton gauze in four layers provides progressive filtration capturing fine snow dust while maximizing airflow to the engine -
Q: What is the cleaning and warranty process?
A: Wash with K&N cleaner spray re-oil and reinstall backed by one year limited warranty against defects
Shipping &. Handling
- Method: UPS Ground or USPS Priority
- Availability: In stock - ships same or next business day
- Packaging: Secure box 8.25 x 8.13 x 5.5 inches
- Weight: 0.7 lb
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