The Multiquip M1374100203 Air Cleaner Hose is a genuine OEM Air Cleaner Hose designed for DCA20SPXU4F and DCA25SSIU4F series diesel generators, including the DCA25SSIU4FC8 and DCA25SSIU4FC8 60Hz super-silent configurations. This part is sourced directly from Multiquip, ensuring correct dimensions, fitment, and material grade for the air intake system on these units. If your generator is showing signs of reduced airflow, rough running, or visible cracking around the intake path, replacing the M1374100203 is a straightforward step toward restoring proper engine function. DHS Equipment stocks this genuine OEM component so you can get the right part without compromise.
Key Features
- Genuine OEM Material Grade — Constructed to the same hose compound and wall thickness specification as the original, resisting heat cycling and intake vacuum that can cause inferior hoses to crack or collapse.
- Direct-Connect Fitment — Engineered to seat correctly at both the air cleaner assembly and engine intake ports on covered models, with no trimming or adapter needed.
- Confirmed Compatibility — Fits DCA20SPXU4F, DCA25SSIU4F, DCA25SSIU4FC8, and DCA25SSIU4FC8 60Hz diesel generator models.
- Protects Engine Air Supply — A sound, sealed air cleaner hose ensures the engine draws clean, metered air through the filter. A cracked or collapsed hose bypasses filtration, accelerating internal engine wear.
- Fuel System Integrity — On diesel generators, unfiltered or unmetered air entering the intake can disrupt combustion and affect load performance; replacing a degraded hose promptly keeps output stable under load.
The air cleaner hose routes filtered air from the air cleaner housing into the engine's intake, forming a sealed passage that keeps dirt, debris, and unmetered air out of the combustion chamber. On diesel-powered generators like the DCA20SPXU4F and DCA25SSIU4F series, maintaining a clean and sealed air path is critical to consistent power output and long engine service life. When this hose cracks, collapses, or pulls loose at a connection point, unfiltered air can enter the engine, leading to accelerated cylinder wear and uneven generator performance under load.
For assistance confirming fitment or placing your order, contact the DHS Equipment team directly.
Part Details
| Part Number | M1374100203 |
|---|---|
| Brand | Multiquip |
| Part Type | Genuine OEM |
| Description | Air Cleaner Hose |
Compatibility & Fitment
| Name | Model |
|---|---|
| Diesel Powered Generators | DCA20SPXU4F |
| Diesel Powered Generators | DCA25SSIU4F |
| Diesel Powered Generators | DCA25SSIU4FC8 |
| Diesel Powered Generators | DCA20SPXU4F SERVPRO |
| Diesel Powered Generators | DCA25SSIU4FC8 60Hz |
Verify Before You Order
Fitment is machine-number and revision-specific; always confirm your model and serial number against the fitment list.
Why Buy From DHS Equipment
Every part is verified against the manufacturer's part number before it ships, so what you order is what arrives. We carry parts from leading OEM brands and our own DHS Quality Parts line of professional aftermarket components. Need help finding the right part? Our team is available to confirm compatibility whenever you need it. Orders are processed fast to keep your jobs on track. We don't just sell parts. We keep you jobsite ready.
Questions? Contact our team at [email protected] or 866-611-9369 — DHS Equipment is here to help you maintain peak performance.
