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MBRP 08-10 Ford F-250/350/450 6.4L Powerstroke Turbo Down Pipe T409

SKU: MBRPFS9455

Exhaust Pipes, Turbo Downpipes

MBRP Down Pipe 409...

MBRP 08-10 Ford F-250/350/450 6.4L Powerstroke Turbo Down Pipe T409

SKU: MBRPFS9455

Exhaust Pipes, Turbo Downpipes

MBRP Down Pipe 409...

A$652.87
IN STOCK! Est Ship 3-5 days. In stock at 1 location (7 available)

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Description

TChrgrDownPipe

Replace that restrictive factory downpipe with a MBRP direct replacement downpipe for more flow, fuel economy, and better performance. Removal of OEM catalytic converters may be a violation of emissions laws in your jurisdiction. Ensure that the intended use of this product is permitted. Not for sale or use in the state of California.

Additional Information

Turbo Down Pipe.T409 Stainless Steel.

Part Type

Exhaust Pipe

Additional Application Notes
• Kit; Incl. Lower Pipe/Upper Pipe/Clamp/Bolts; T409 Stainless Steel
• Not To Be Sold In California Kit; Incl. Lower Pipe/Upper Pipe/Clamp/Bolts; T409 Stainless Steel; 4 in. Outlet Diameter Tip;Not To Be Sold In California Fits Non Active Exhaust

These additional application notes are supplied by the manufacturer and collated from multiple year ranges. Not all of these notes may apply to every year or every variant. Please contact a StreetFX agent for clarification if required.

Data: v4.2 - Upd: 2026-11-11 01:34:30

Features

  • Bulking Up Exhaust Flow Right From The Turbo
  • Fastest Path From The Turbo To The Tip
  • Lower Exhaust Gas Temperatures. Quicker Throttle Response.

Images are supplied by the manufacturer and may be generic. While all efforts are made to provide accurate pictures, there may be differences in the actual product, such as colour, quantity, version, or included components. Please carefully review the description and specifications for details on inclusions or any variations. Some items may be sold individually or in sets, and images may occasionally depict additional products or quantities not included in your purchase. For assistance or clarification, please contact customer support.

Specifications

Product Details

Bend Type:Mandrel Bent
Bolt-On Yes/No:No
Clamping Type:Flat Band
Clamps Included:Yes
Color:Natural
Cutting Required:Yes
Description:Armor Plus Turbocharger Down Pipe
Finish:Unfinished
Flanged Inlet:No
Fuel Type:Diesel
Inlet Outside Diameter:4.25
Inlet Type:Flared
Major:Diesel
Material:409 Stainless Steel
Minor:Down Pipe
Outlet Connection:Welded Flange
Outlet Outside Diameter:4.5
Outlet Type:Ball Flare
Part Number:mbrpFS9455
Pipe Bend Type:Mandrel
Pipe Diameter:4
Quantity:1
Shape:Straight
Sheen Level:Satin
Title:MBRP Exhaust Turbo Down Pipe; T409
Tubing Diameter:4 Inch
Type:Downpipe
UPS Able:Yes
Vehicle Segment:Truck
Welded Hanger:No

Product Downloads

# Document Type Download
1. Installation Instructions
2. Technical Drawing

Installation guides, warranty details, and other supporting documents are provided by the supplier. In some cases, these files may originate from regions outside your locale, meaning instructions, warranty procedures, and images may not fully align with your specific vehicle or region (e.g., LHD vs. RHD differences, return policies, etc.). If you need clarification, please contact a StreetFX support agent.

Data: v2 - Desc: v4.2 - Upd: 2026-11-08 05:38:37

Reference Information

Reference Data (Provide these details to our support team)
Brand Name/s Mbrp, MBRP Exhaust, MBRP INC, Mbrp Inc., Mbrp Performance Exhaust
StreetFX SKU mbrpFS9455
SFX Item ID 4047499
Accounting SKU mbrp-FS9455
Manufacturer SKU FS9455
Manufacturer UPC 882663111947
Alternative References FS9455, MBR-FS9455, MBRFS9455

Turbocharger Down Pipe

MBRP Armor Plus Series turbocharger downpipes are mandrel-bent from T409 stainless steel—ideal for moderate climates with some rain. The exhaust pipes feature a beefy 4 in. tube diameter (unless otherwise noted) and are designed for select truck applications, such as those equipped with a Powerstroke diesel engine. Clamps and bolts are included for ease of installation.

Product Attributes
UPC882663111947
BrandMBRP Performance Exhaust
QuantitySold individually.
Part TypeExhaust Pipes, Turbo Downpipes
Mandrel-BentYes
Product LineMBRP Armor Plus Series Downpipes
Tubing FinishNatural
Downpipe Material409 stainless steel
Hardware IncludedYes
Inlet Diameter (mm)101.60mm
Inlet Diameter (in.)4.00 in.
Outlet Diameter (mm)101.60mm
Outlet Diameter (in.)4.00 in.
Manufacturer's Part NumberFS9455
Oxygen Sensor Bung IncludedNo
Catalytic Converter IncludedNo

Manufacturer Attributes
Bend Type Mandrel Bent
Clamping Type Flat Band
Clamps Included Yes
Finish Unfinished
Color Natural
Flanged Inlet No
Inlet Outside Diameter 4.25
Inlet Type Flared
Material T-409 Stainless Steel
Outlet Connection Welded Flange
Outlet Outside Diameter 4.5
Outlet Type Ball Flare
Pipe Bend Type Mandrel
Pipe Diameter 4
Quantity 1
Shape Straight
Sheen Level Satin
Welded Hanger No
Title MBRP Exhaust Turbo Down Pipe; T409
Major Diesel
Minor Down Pipe
Vehicle Segment Truck
Type Downpipe
Fuel Type Diesel
UPS Able Yes
Bolt-On Yes/No No
Tubing Diameter 4 Inch
Cutting Required Yes
Manufacturer Designation Turbo Down Pipe.T409
Product Class Exhaust Pipe
Construction/Type Turbo Down Pipe.T409 Stainless Steel.
Product Outline Lower Exhaust Gas Temperatures. Quicker Throttle Response.
Vehicle Brief MBRP Exhaust Down Pipe
Market Description MBRP Exhaust, Turbo Down Pipe.

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