K&N KN303 Oil Filters
Available in stock (2142)
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Oil Filter
Experience the ultimate in engine protection with the K&N Oil Filter, engineered to thrive even under the most demanding racing conditions. Crafted with precision, this premium oil filter features a synthetic media specifically designed to endure the high concentrations typical of synthetic racing oils. Whether you're on the track or the road, ensure your motor runs clean and smooth with K&N's superior filtration.
Key Features:
- 17mm Hex Nut: Allows for easy-on, easy wrench-off installation for spin-on filters.
- High-Flow Synthetic Media: Designed to accommodate high-flow rates associated with synthetic and synthetic blended oils.
- Uniform Pleated Design: Provides high capacity and outstanding filtration for extended engine life.
- Heavy-Duty Construction: Features a robust canister and base plate with a double-rolled seal for exceptional burst strength.
- Pressure Relief Valve: Ensures optimal oil flow under varying pressure conditions.
- Anti-Drain Back Valve: Prevents oil from draining back into the crankcase (where applicable).
- TUV Certified: Monitored and endorsed production ensures the highest quality filters available.
- Pre-Lubed Base Gasket: Provides an optimum seal for enhanced performance.
- K&N Limited Warranty®: Your assurance of quality and reliability.
Benefits:
With K&N Oil Filters, not only do you gain peace of mind knowing that your engine is protected, but you also enhance the overall performance of your vehicle. The advanced filtration system ensures that harmful contaminants are effectively removed, extending the life of your engine and improving efficiency.
Perfect For:
This oil filter is ideal for:
- High-performance racing vehicles
- Everyday drivers seeking superior engine protection
- Any automotive enthusiast looking to maintain optimal engine health
Shipping & Returns
Shipping & Returns
Shipping:
Most qualifying in-stock orders are processed within one business day. In the contiguous 48 states, eligible in-stock orders placed before 12:00 PM (noon) in the customer's local time zone typically ship the same business day. Orders shipping to Alaska or Hawaii use a 12:00 PM Pacific Time cutoff (California time). These cutoffs apply only to eligible in-stock orders and are not guaranteed shipping or delivery times. Same-day shipping refers to processing and carrier handoff, not delivery. Weekends and holidays are excluded.
Payment verification, address verification, fraud review, and inventory availability may take longer. Supplier-direct fulfillment, freight shipping, and special handling may also take longer.
Returns:
Eligible products may be returned within 60 days of delivery, subject to our Return Policy. Return authorization is required. Certain products are final sale or subject to manufacturer warranty procedures, shipping charges, and applicable restocking fees.
Please inspect your order promptly upon delivery. Shipping damage, incorrect items, missing components, or quantity shortages must be reported within 3 business days after delivery. Retain the product, original packaging, shipping labels, and photographs while your claim is reviewed.

