This heater hose inlet is designed for 2011–2014 Ford F-250, F-350, F-450, and F-550 Super Duty trucks equipped with the 6.7L V8 diesel engine. The heater hose inlet replaces OEM part number FW46K2 and delivers hot coolant directly from the engine to the heater core. A molded inlet hose with consistent flow geometry maintains reliable cabin heat during heavy towing and cold weather operation.

Fitment

• 2011–2014 Ford F-250 Super Duty — 6.7L Powerstroke V8 Diesel
• 2011–2014 Ford F-350 Super Duty — 6.7L Powerstroke V8 Diesel
• 2011–2014 Ford F-450 Super Duty — 6.7L Powerstroke V8 Diesel
• 2011–2014 Ford F-550 Super Duty — 6.7L Powerstroke V8 Diesel

Product Details

• OEM Part Number: FW46K2
• Material: High-strength EPDM rubber resists heat, wear, and road debris
• Design: Molded heater hose built for consistent flow through every bend and turn
• Function: Heater core inlet delivers coolant from engine block to cabin heating system
• Installation: Easy installation with factory-style connections

Installation

This is a direct-fit bolt-on replacement. Factory-style connections allow straight connection to OEM attachment points with no modifications required. Drain and refill coolant system before and after installation.

Check local emissions regulations before purchase. Professional installation is recommended.

Get the right part the first time.