MBRP 4in T409 Turbo Downpipe 2008-2010 Ford 6.4L Power Stroke

SKU: mbrpFS9455 UPC: 882663111947
In stock - 6 items available
Regular price $401.46

Have a question about this part? We'll answer it.

Verified Fitment & Application Support

This product is selected for proper fitment and compatibility with the listed engine application. Our team is available to assist with fitment questions, installation considerations, and supporting components to ensure a smooth install and reliable performance.

Compliance & Restrictions
California Proposition 65 (Prop 65)
WARNING: This product can expose you to chemicals which is known to the State of California to cause cancer and/or reproductive harm. For more information, visit www.P65Warnings.ca.gov.
CARB / California Emissions Compliance
This item may be restricted in California and other regions with emissions regulations. If applicable, it is intended for competition/off-road use only unless otherwise stated. It is the customer’s responsibility to confirm local compliance before purchase. Orders shipping to restricted areas may be canceled.

The MBRP FS9455 is a 4-inch T409 stainless turbo downpipe for the 6.4L Power Stroke. Replacing the tight factory downpipe opens up the first and most restrictive section of the exhaust, right where the turbo dumps.

Key Features

  • 4-inch mandrel-bent tubing off the turbocharger outlet
  • 16-gauge T409 stainless steel, resistant to salt, tar and road grime
  • Jig manufactured for accurate flange alignment
  • MBRP Armor Plus series

Fitment

2008-2010 Ford F-250, F-350 and F-450 with the 6.4L Power Stroke.

Product Details

  • Manufacturer Part Number: FS9455
  • Brand: MBRP
  • Series: Armor Plus
  • Component: Turbo downpipe
  • Tubing Size: 4 inch
  • Material: T409 stainless steel

This is the standard version. For a California registered vehicle MBRP offers the same downpipe with a CARB Executive Order as FS9CA455.

Shipping Height: 6.9

Shipping Length: 36.0

Shipping Width: 11.9

Rebuilt by Techs Who Only Do Diesel

Injectors, pumps, and turbos, serviced by people who've been doing this for decades — not a parts counter with a catalog.

Get A Quote