KN-401 Oil Filter
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KN-401 Oil Filter
Unleash the full potential of your engine with the KN-401 Oil Filter, meticulously crafted for racing conditions and high-performance applications. K&N has engineered this oil filter to excel under the most demanding circumstances, ensuring your motor remains clean and operates smoothly.
Key Features:
- 17mm Hex Nut: Designed for easy installation and removal, making maintenance hassle-free.
- High-Flow Synthetic Media: Specifically tailored for high-flow rates, this filter is optimized for synthetic and synthetic-blended oils.
- Uniform Pleated Design: The synthetic filter media is uniformly pleated for a high capacity and exceptional oil filtration.
- Heavy-Duty Construction: Built with a robust canister and base plate, featuring a double-rolled seal for enhanced burst strength.
- Advanced Valves: Equipped with a pressure relief valve and anti-drain back valve (where applicable) to maintain optimal oil flow.
- TUV Certified: Production is monitored and endorsed to guarantee the highest quality standards in filtration.
- Pre-Lubed Base Gasket: Ensures an optimum seal right out of the box for immediate installation.
With the K&N Limited Warranty®, you can trust in the reliability and durability of the KN-401 Oil Filter. Elevate your engine's performance and safeguard its longevity with this premium oil filter solution.
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.

