
MTU / Detroit Header : OEM ASPFL-2325
MTU / DETROIT HEADER : OEM ASPFL-2325

ORDERS PLACED BEFORE 3PM EST WILL SHIP SAME DAY
WARRANTY
1M MILES OR 1 YEAR
PRODUCT DESCRIPTION
This is a Remanufactured, DuraWRX Header, DuraWRX part number ASPFL-2325 ( OEM Part Number ASPFL-2325 ). This part is primarily made for a MTU / Detroit , and comes with a One Million Miles or One Year Warranty. For additional warranty info Click Here
OEM NUMBERS
Primary OEM | ASPFL-2325 |
Additional OEM | 04-27881-000, 04-30798-000, 04-31677-000, 04-31893-000, ASPFL-2325 |
ADDITIONAL DETAILS
CONDITION | New |
UPC / Barcode | |
WEIGHT | 0.00 LBS |
SHIPPING OPTIONS
Ship Weight : 0.00 LBS
UPS Ground, 2nd Day Air, Next Day Air
SHIPPING POLICY
Drive On Diesel ships via UPS Ground. Next day air shipping can be arranged for a reasonable price of anywhere from $50.00 - $100.00 depending on the weight of the product and your location. We will do everything we can to make sure that you get the service you need. We understand how important it is to receive your order as quickly as possible.
In most cases Drive On Diesel only needs one address, as long as your product is shipping to the same location as your billing information. In order to eliminate credit card fraud, your billing information must match the credit card you provide.
The terms, conditions, and details of our warranty vary from product to product. Specific warranty details can be found below.
Drive On Diesel provides a replacement warranty on all of our parts. The duration and mileage limitations of the warranty vary by product and are specified on the product's detail page/item listing.
Please note that the warranty covers replacement of the part and the cost of shipping the replacement part to you only. It does not cover any shop, labor, towing, or any similar or related costs. This is not a "money back guarantee".
If you experience a problem with your part or it is not functioning properly, the correct warranty procedure is to call us at (510) 257-1777 (8:00 AM - 5:00 PM ET Monday through Friday). Be sure to have your order number and/or other relevant order information ready so we can easily locate your order and resolve your issue as quickly as possible. From that point, we will review with you any troubleshooting steps that may need to be taken and other areas or systems that can be checked to rule out external problems contributing to your part's issue. If a replacement is determined to be necessary, we will then arrange for your replacement part to ship out ASAP and issue any necessary return shipping labels and/or documents.
As is the case for the majority of the diesel products sold on Drive On Diesel, your part's warranty is active as soon as you install it. In some other cases, warranty activation is contingent upon you sending us your core (i.e., your old part). Drive On Diesel will provide you a return shipping label for parts that have a warranty with a core return condition. When we have received your core return, the part's warranty coverage begins. We reserve the right to void the product warranty if your core is not received within the allotted time, or if it isn't received at all. If the warranty for the diesel part you are purchasing has a core return requirement, it will be clearly noted on the product detail page/item listing.
What is a Core Charge?
A core charge (also called "core deposit") is similar to the deposit you might pay for a can or bottle of soda and is a standard requirement in the auto parts industry. For example, in many states, to promote recycling, you pay a deposit when you purchase a can of soda and receive your deposit back when you return the empty can. Many automotive parts have a core charge, or core price, that works in essentially the same way as a soda can deposit.
30 Day Core Charge Hold
You authorize Drive On Diesel, to hold your credit card for the specified core charge amount and that you agree to return your core with 30 days of receiving the purchased part. When we have received your core return, the hold is released and the core charge payment is canceled.
"This Product Doesn't Have a Core"
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The OEM ASPFL-2325 header is designed for use in MTU and Detroit diesel engine platforms, providing a reliable connection point within the engine’s exhaust or fluid routing system. Headers like this one are essential in managing flow, temperature, and system integrity in demanding engine environments.
This part is often used in heavy-duty applications where durability and precision fit are non-negotiable. Whether in on-highway trucks, marine engines, or power generation units, this header supports proper alignment and connection between components.
Key attributes of the OEM ASPFL-2325 header include:
- Precision-Machined Flanges –
- nsure tight sealing and proper alignment
- High-Strength Alloy Construction
- Withstands extreme heat and pressure
- OEM-Specific Fitment
- Matches MTU and Detroit configurations without modification
- Bolt-On Design
- Allows for straightforward installation and replacement
- Corrosion-Resistant Finish
- Helps maintain integrity in harsh conditions
Before ordering, confirm that your system requires OEM part number ASPFL-2325 to ensure accurate fit and function.
This header is suitable for maintaining consistent flow and structural support in various Detroit and MTU diesel engine systems across commercial, industrial, and marine sectors.
A faulty cylinder head, often called a bad header, can lead to significant engine issues if not addressed early. Recognizing the symptoms is key to avoiding more serious engine damage and costly repairs.
Common signs of a failing header include:
- White smoke from the exhaust
- Coolant loss without visible leaks
- Bubbles in the radiator or coolant overflow
- Engine misfires or rough idling
- Unusual smells, especially sweet or chemical-like
If your vehicle exhibits these symptoms, a compression test or leak-down test can help confirm the issue. These tests measure pressure in the cylinders and can identify leaks caused by a cracked head or blown head gasket.
Visual inspection may also reveal:
- Oil contaminated with coolant (milky appearance)
- Coolant that appears rusty or contaminated
- External cracks or corrosion on the header surface
Ignoring these symptoms can lead to overheating and internal damage. Prompt diagnosis and repair are essential to maintaining engine reliability.
Always consult a qualified technician for testing and inspection. Early detection can save time, money, and prevent further engine wear.
Yes, due to the integration with DEF dosing and emissions sensors, installation should be done by a qualified technician.