KN-621 Oil Filter
Available in stock (170)
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KN-621 Oil Filter
Experience superior engine protection with the KN-621 Oil Filter, meticulously engineered for high-performance applications. Designed specifically for racing conditions, this premium oil filter ensures your engine runs clean and smooth, even under the most demanding circumstances.
Key Features:
- High-Flow Synthetic Media: Allows for exceptional flow rates, making it ideal for synthetic and synthetic blended oils.
- Large Filter Capacity: The uniform pleated design increases filtration area, leading to outstanding oil filtration performance.
- Durable Construction: Encased in a heavy-duty canister and base plate, equipped with a double-rolled seal for enhanced burst strength.
- Easy Installation: Features a 17mm hex nut for effortless installation and removal of spin-on filters.
- Pressure Relief & Anti-Drain Back Valves: Ensures optimal oil flow and prevents dry starts (where applicable).
- Quality Assurance: TUV production monitored and endorsed, guaranteeing the highest standards for oil filters.
- Pre-Lubed Base Gasket: Provides an optimum seal for worry-free performance.
- K&N Limited Warranty®: Drive with confidence knowing your filter is backed by a trusted name in performance.
Upgrade your vehicle's filtration system with the KN-621 Oil Filter and experience the difference in performance and reliability. Engineered for those who demand excellence, this oil filter is your best choice for maintaining 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.

