The Honda 15721-Z45-000 Breather Tube is a genuine OEM component designed for the EU3200 inverter generator. As a direct Honda OEM replacement, this part is built to the exact specifications of the original, ensuring a correct, trouble-free installation. Confirm your unit's serial number against the fitment table before ordering to make sure this is the right tube for your production run.
Key Features
- Genuine Honda OEM — sourced directly from Honda, this tube matches the original dimensions and routing of the factory breather system on the EU3200.
- Correct Crankcase Ventilation — proper breather tube condition keeps crankcase pressure in check; a cracked or blocked tube can cause oil misting, elevated pressure buildup, and contaminated air intake.
- EU3200 Fitment — engineered specifically for the EU3200 inverter generator; verify your serial number against the fitment table to confirm applicability.
The breather tube is part of the engine's crankcase ventilation system, routing blow-by gases and pressure out of the crankcase and back into the air intake to be burned off rather than vented to atmosphere. It keeps internal pressure from building to a level that could push past seals or force oil into areas it shouldn't reach. When the tube cracks, kinks, or hardens with age, crankcase pressure rises, oil consumption can increase, and the engine may begin running rough or producing visible smoke — replacing a worn tube restores the ventilation circuit to proper working order.
Part Details
| Part Number | 15721-Z45-000 |
|---|---|
| Brand | Honda |
| Part Type | Genuine OEM |
| Description | Breather Tube |
Compatibility & Fitment
| Name | Models | Serial Range |
|---|---|---|
| Inverter Generator | EU3200 | All |
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.
