CUMMINS 4399778 VALVE COVER Original OEM part
CUMMINS
- Payment Methods
-
- SKU:
- CUMMINS 4399778
- MPN:
- 4399778
- Condition:
- New
- Shipping:
- $45.00 (Fixed Shipping Cost)

Available Inventory
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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
- Precision engineered for uncompromising engine protection and seamless integration.
- Durable construction that guards your engine against contaminants and wear.
- Designed to maintain optimal sealing and support superior engine performance.
- 100% genuine OEM CUMMINS part ensuring full compatibility and lasting reliability.
CUMMINS 4399778 VALVE COVER - Power Your Engine with Genuine Excellence
Built to safeguard your engine’s vital components, this CUMMINS 4399778 valve cover delivers trusted longevity and flawless OEM quality. Designed specifically for Cummins engines, it provides a secure and lasting seal to prevent leaks and maintain peak operational standards. Invest in authentic parts that maximize your generator’s reliability and efficiency—take action today to protect your power investment and experience superior performance.
The Essential Protection Your Engine Deserves
- Engineered for precision fitment to prevent oil leaks and ensure consistent engine health.
- Replacing this valve cover promptly avoids costly repairs and preserves engine efficiency.
- Secure your purchase now and maintain your engine's trusted Cummins performance.
Details
Product SKU: CUMMINS 4399778
Our team is committed to guiding you through your purchase with expert advice tailored to your needs. Reach out anytime via our help center for support, and we sincerely wish you success in your repair journey—equipping you with the genuine parts that guarantee peace of mind and dependable operation.
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