Stihl MS260 Air Filter 1121 120 1617 replacement Stens 605640
STENS
- Payment Methods
-
- SKU:
- 605-640
- UPC:
- 23899431533
- MPN:
- 605-640
- Condition:
- New
- Shipping:
- View Shipping Rates

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Description
- Keep your engine breathing easy with STENS precision.
- Efficient air filtration that safeguards engine performance
- Durable construction designed for extended service life
- Genuine OEM quality from STENS to maintain original equipment standards
605-640 Air Filter—Breathe New Life into Your Equipment with STENS Quality
The STENS 605-640 Air Filter is an essential component that ensures clean air enters your outdoor power equipment’s engine. By filtering out dust and debris, the STENS 605-640 helps maintain optimal engine performance and longevity. Using this genuine STENS replacement part supports the precise engineering intended by the original manufacturer, keeping your machine running smoothly and efficiently.
STENS Air Filter—Your Engine’s First Line of Defense
The 605-640 Air Filter is responsible for trapping dirt, dust, and other airborne particles before they reach the engine’s internal components. In handheld two-cycle outdoor power equipment, such as trimmers or blowers, clean air is critical for proper combustion and performance. This filter ensures the engine draws in uncontaminated air, which helps prevent damage, reduce wear, and maintain fuel efficiency during operation.
Knowing When Your STENS Air Filter Needs Attention
Replacing the air filter regularly is key to preserving your equipment’s functionality and reliability. A clogged or damaged air filter can restrict airflow, impair engine efficiency, and increase emissions.
- Visible dirt, dust buildup, or debris on the filter element
- Reduced engine power or rough idling during use
- Increased fuel consumption or difficulty starting the engine
Your STENS Air Filter Questions Answered
Is the 605-640 a genuine STENS OEM part?
Yes, the 605-640 Air Filter is a genuine STENS OEM part designed to meet the exact specifications of your equipment’s original manufacturer requirements.
How do I confirm this air filter fits my equipment?
Verify the part number using your equipment’s model and serial number before ordering to ensure compatibility with the STENS 605-640 Air Filter.
Will using a STENS OEM air filter impact my equipment’s performance?
Choosing a genuine STENS 605-640 Air Filter helps maintain the original engineering integrity of your equipment, supporting consistent engine performance and long-term reliability.
Returns Information
You may return new, non-used, and unopened items within 30 days of delivery date under a 20% re-stocking fee in case you do not need it anymore or you have ordered a wrong item.
We cannot accept any returns on "Pumps, Motors, Electrical Items & Transmissions" whether the product is used or new, however in rare cases we may allow an exception under a 40% re-stocking fee.
If you need to return an item, please go to our chat located in the lower right corner, select the option “Returns” and follow the steps to submit your request. Please have on your hands pictures of the item, they will be requested. You will shortly receive an answer from our Customer Service Team providing authorization and return instructions. Likewise, if an exception cannot be authorized, you will receive an answer from us. No returns will be accepted in our warehouse without an RMA number (Return Merchandise Authorization).
All return shipping costs are on customer's responsibility and will not be refundable.
Returns are inspected once they arrive. If the inspection determines that the items are used, non-resellable condition, or damaged, the return will be denied and the customer will be contacted to ship the parts back at the customers' request and cost.
Cancellations
You may cancel your order, in whole or in part, only if the part is backordered and it isn't ready to ship. Once an order has been shipped, sent from the supplier to our warehouse, or in the dispatch line, we cannot cancel it. If your order is shipped, you will need to follow our return policy to return the items you no longer want.
If you need to cancel an order or item for any reason, you may submit a cancellation request directly through your account to the "more options" section or contact us by live chat. All the cancellation requests are evaluated before its approval. If you submit a cancellation request out of business hours, on a weekend or holiday, it will be processed on the next available business day.
Please allow for the cancellation to be confirmed, and check your account for updates on the status. The cancellation process usually takes 24-48 hours to be confirmed by email. We will process your cancellation request and issue a refund to your original payment method.
In the event that an item becomes no longer available (NLA), we will cancel it from your order and ship the remaining items to you. We will send you an email notification if we cancel any part of your order.
Some products may contain chemicals known to the State of California to cause cancer or reproductive harm. ⚠️ WARNING: www.P65Warnings.ca.gov