Description
The Mishimoto MMHOSE-F250D-03BL is a blue, 4-ply silicone coolant hose kit purpose-built to replace the degrading factory rubber coolant hoses found on the 6.0L Powerstroke. Where the original equipment hoses are a known weak point in the 6.0L’s cooling system, this Mishimoto kit steps in as a direct-fit, performance-grade upgrade backed by the brand’s signature Lifetime Warranty.
Cooling system reliability starts with hoses that can handle real-world heat and pressure, and that’s exactly what this Mishimoto silicone coolant hose kit is built for. Constructed from high-grade silicone reinforced with four layers of heat-resistant embedded fibers, the hoses are designed to be extremely durable and rugged, built to endure years of use in place of aging rubber components. As a specific-fit performance-grade hose set, it’s engineered as a direct replacement rather than a universal cut-to-fit solution, and it’s available in black or blue so you can match your engine bay.
Vehicle Applications
This coolant hose kit is a specific fit for the Ford Excursion Eddie Bauer, Limited, and XLT (2003–2005) as well as the Excursion XLS (2004–2005). It also fits the Ford F-250 Super Duty Lariat, XL, and XLT (2003–2004), plus the F-250 Super Duty Harley-Davidson Edition and King Ranch (2004). Coverage extends to the Ford F-350 Super Duty Lariat, XL, and XLT (2003–2004), the F-350 Super Duty King Ranch (2003–2004), and the F-350 Super Duty Harley-Davidson Edition (2004). Rounding out fitment, the kit is compatible with the Ford F-450 Super Duty Base, Lariat, XL, and XLT (2003–2004) and the Ford F-550 Super Duty Base, Lariat, XL, and XLT (2003–2004).
Features
- Direct fit for the 2003-2004 Ford 6.0L Powerstroke
- Constructed from high-grade 4-ply silicone with heat-resistant embedded fibers for superior heat and pressure tolerance
- Perfect upgrade to the factory rubber hoses
- Available in black or blue
- Mishimoto Lifetime Warranty
Specifications
- Brand: Mishimoto
- Part Number: MMHOSE-F250D-03BL
- Product Type: Cooling
- Hose Material: Silicone
- Grade Type: Performance
- Hose Color: Blue
- Clamps Included: No
- Universal or Specific Fit: Specific
- Purchase Includes: (2) Silicone Hoses, Mishimoto Lifetime Warranty
Frequently Asked Questions
What vehicles does this Mishimoto coolant hose kit fit?
It is a direct fit for the 2003-2004 Ford 6.0L Powerstroke, covering the Ford Excursion, F-250, F-350, F-450, and F-550 Super Duty trims listed in the vehicle applications section.
What is the hose kit made from?
The hoses are constructed from high-grade silicone with four layers of heat-resistant embedded fibers.
Does this kit include hose clamps?
No, clamps are not included with this kit.
What colors are available?
This kit is available in black or blue; this listing is for the blue version.
What does the kit include?
The purchase includes two silicone hoses and Mishimoto’s Lifetime Warranty.
âš WARNING (California Proposition 65): This product can expose you to chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.










