ONAN 405978102 AIR DUCT Original ONAN/CUMMINS OEM part
ONAN
- Payment Methods
-
- SKU:
- ONAN 405-9781-02
- MPN:
- 405-9781-02
- Condition:
- New
- Shipping:
- View Shipping Rates

Available Inventory
Get what you need quickly with our wide stock and fast shipping.
Competitive Pricing
Enjoy competitive rates and great deals on every order.
Customer Support
Our team is always ready to answer your questions and provide the best assistance.
Description
- Experience Precision Engineering That Powers Reliability
- Optimized Airflow Management for enhanced engine cooling and performance
- Durable Construction crafted to withstand harsh operating conditions
- Genuine ONAN OEM Part designed specifically for seamless integration and lasting dependability
ONAN 405-9781-02 AIR DUCT – Where Trusted Engineering Meets Essential Performance
Designed to maintain optimal airflow within your generator system, the ONAN 405-9781-02 AIR DUCT combines sturdy construction with OEM precision to keep your engine running cooler and more efficiently over time. Rely on authentic ONAN quality that guarantees long-term durability and perfect compatibility. Take action now to protect your power investment with a genuine replacement part. Experience the difference that thoughtful engineering brings to your generator’s health.
Essential Feature for Sustained Engine Vitality
- Enhances airflow direction to prevent overheating and improve fuel efficiency
- Replacing worn or damaged ducts prevents costly engine damage and downtime
- Secure your generator’s performance by ordering the ONAN 405-9781-02 AIR DUCT today—ensure reliability when power matters most
Details
Product SKU: ONAN 405-9781-02
Our team is dedicated to guiding you through every step of your purchase, offering expert advice to ensure the right part selection for your generator’s needs. Connect with us anytime through our help center—we are passionate about helping you achieve the best repair outcome and the longest life from your equipment.
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