ONAN 4378398 - SUPPORT EXH RCN VALVE ONAN/CUMMINS - Original OEM part
ONAN
- Payment methods
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- SKU:
- ONAN 4378398
- MPN:
- 4378398
- Availability:
- Ships (leaves our warehouse) within next business day if in stock
- Shipping:
- View Shipping Rates


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Description
Cummins SUPPORT EXH RCN VALVE /CUMMINS 4378398
For essential performance, choose the original SUPPORT EXH RCN VALVE from Cummins (SKU: 4378398) available in our store. We pride ourselves on offering authentic parts that ensure your equipment operates efficiently, backed by our commitment to quality. Take advantage of our competitive pricing and experience fast shipping, allowing you to get the repairs done promptly. Don’t miss out; secure your SUPPORT EXH RCN VALVE today and keep your equipment running smoothly!
The SUPPORT EXH RCN VALVE /CUMMINS is a precision-engineered component designed for effective exhaust gas management in Cummins engines. It plays a crucial role in regulating exhaust flow, ensuring optimal performance and efficiency during operation. By maintaining proper exhaust pressure, this part helps enhance engine responsiveness and minimizes harmful emissions, contributing to the overall longevity of outdoor equipment. Its sturdy construction ensures reliability and durability, making it an essential replacement part for maintaining peak engine functionality.
Cummins is renowned for its exceptional quality and reliability in equipment and parts, making it a trusted choice for customers seeking performance and durability. Each component is meticulously designed, ensuring optimal functionality and longevity. With a strong commitment to innovation, Cummins continually enhances its products to meet the highest standards. Customers can expect seamless operation and peace of mind with every purchase, as the brand’s reputation for excellence assures outstanding results in demanding conditions.
With years of dedication to providing exceptional products for home and garden enthusiasts, our selection includes a wide array of replacement components and tools designed for outdoor equipment and lawn maintenance. We source high-quality items to ensure that your machinery operates smoothly, allowing you to focus on achieving a pristine and well-maintained yard. Our expertise guarantees you will find the right parts to keep your tools running efficiently, ensuring peak performance season after season.
Choosing OEM components is essential for prolonging the life of your equipment. Unlike aftermarket alternatives, original parts maintain the specifications and reliable performance needed for optimal functionality. When you select these components, you're investing in quality and compatibility, which ultimately translates to better efficiency and reduced downtime for repairs. Protect your investment by ensuring your machines are fitted with parts designed specifically for their unique requirements, fostering dependable operation for all your outdoor tasks.
At our store, we pride ourselves on providing exceptional customer service to assist you in finding the right replacement parts. Our knowledgeable team is dedicated to guiding you through the selection process, whether you need detailed manuals or specific recommendations. We understand the importance of quality and affordability, ensuring you receive the best value in the market. With a focus on your needs, we strive to make your shopping experience seamless and rewarding. Trust us to help you every step of the way.
4378398 Replacement Specs
Part Manufacturer: Cummins
Product Number: 4378398
Cummins Manuals and Additional Information
For those seeking additional components, our fast moving parts section offers a wide selection of high-quality items from Cummins. You can easily browse through various essential replacements to ensure your equipment operates smoothly. Explore this section to discover the parts you need for optimal performance and 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