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Exhaust› Exhaust Pipes, Systems and Components
MBRP
MBRP 08-10 Ford 6.4L Powerstroke Turbo Downpipe AL
SKU: M006 FAL455
Moderate — 2–4 hours
Overview
Show original supplier description
Part #: FAL455
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.
Features:
- Jig Manufactured to Ensure Accuracy. Smooth Mandrel Bends for Enhanced Flow. Lower Exhaust Gas Temperatures. Heavy Duty Aluminized Steel Construction.
Armor Lite Turbocharger Down Pipe | Kit | Incl. Lower Pipe/Upper Pipe/Clamp/Bolts | Aluminized | Rectangular Tip
This product may expose you to chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.
Vehicle Symptoms
- High exhaust gas temperatures (EGTs) under load
- Slow turbo spool and lag
- Excessive black smoke on acceleration
- Sluggish towing performance
- Reduced fuel economy
Diagnostic Codes
- P0420 – Cat Sys Efficiency Below Threshold (B1)
- P0471 – Exhaust Press Snsr A Ckt Range/Perf
Relevant Conversations
- 2008 F-250 6.4L downpipe upgrade
- MBRP Armor Lite downpipe 6.4L review
- 6.4 Power Stroke high EGT fix
- P0420 Ford 6.4L downpipe replacement
- Best downpipe for 6.4L Power Stroke towing
- MBRP downpipe vs stock flow
- How to install 4-inch downpipe 6.4L
- 6.4L diesel turbo lag downpipe
- 2008 F-350 downpipe EGT reduction
- MBRP FAL455 install time
Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.
Fitment
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Specifications
| Brand | MBRP |
| Part Number | M006 FAL455 |
About MOTORMIA
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Returns & Fitment
Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.
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Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.
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