Mishimoto Silicone Coolant Overflow Hose - Ford F-250, F-350 6.7L Powerstroke 2017-2019

One-piece silicone Y-hose replacing the factory coolant overflow hose on the 2017-2019 Ford F-250 and F-350 Super Duty 6.7L Powerstroke. The OEM hose uses plastic fittings prone to cracking; this seamless silicone design eliminates those failure points. Built-in one-way valve maintains proper coolant flow, and protective heat sleeves guard against engine bay temperatures. Multi-layer silicone construction with worm-gear clamps included.

Specifications

This part fits:

Shipping

• In-stock orders placed before 3 PM EST ship the same day — everything else ships within 24 hours.
• Standard, expedited, and overnight options at checkout.
• Oversized items ship by freight and take longer.
• Backordered items ship as soon as stock lands — contact us for lead times.
• International orders: prices do not include VAT, duties, or import fees. Your country charges these at import and they are the buyer’s responsibility.

Returns

• 30-day returns on new, uninstalled items in original packaging with all hardware.
• Standard returns: 8% restocking fee, buyer pays return shipping. Both waived if the item is defective or we made the error.
• Installed or used parts can’t be returned — confirm fitment before you install.
• Special orders and custom items are final sale.
• Email us for return authorization before shipping anything back.

Full details: Shipping Policy · Refund Policy