CUMMINS 4377320 AFTERTREATMENT DEVICE Original OEM part
CUMMINS
- Payment Methods
-
- SKU:
- CUMMINS 4377320
- MPN:
- 4377320
- Condition:
- New
- Shipping:
- $105.00 (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
- Power Precision Engineered for Lasting Performance
- Advanced Emissions Control Technology Ensuring Compliance and Clean Operation
- Durable Construction Designed for Harsh Operating Conditions
- Certified Genuine OEM Part from Cummins for Guaranteed Compatibility and Reliability
CUMMINS 4377320 AFTERTREATMENT DEVICE—Unleash the full potential of your Cummins engine with innovation crafted for endurance and environmental responsibility
The CUMMINS 4377320 AFTERTREATMENT DEVICE serves as a cornerstone in reducing harmful emissions while maintaining engine efficiency. Made as a genuine OEM component, it is designed to deliver unparalleled longevity and peak performance, ensuring your Cummins system runs cleaner and stronger for years to come. Invest in authentic parts that safeguard your equipment’s integrity and meet regulatory standards. Upgrade today—trust true Cummins engineering to power your success.
Essential Feature for Optimal Engine Health
- Precisely engineered for emissions reduction, improving air quality and regulatory compliance.
- Timely replacement prevents costly engine damage and performance loss—maintain operation without compromise.
- Purchase now to ensure uninterrupted system reliability and enjoy expert-backed product assurance.
Details
Product SKU: CUMMINS 4377320
Our knowledgeable support staff is always ready to assist you in selecting the right part for your needs via our Help Center. We are committed to ensuring your purchase experience is smooth and that your repair efforts restore your equipment’s optimum power and reliability. Wishing you every success as you enhance your Cummins engine with genuine components.
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