Exhaust› Headers, Manifolds and Components

Dieselsite

NA

$422.62

SKU: D03C OBSBU

In Stock
In Stock
Ships by Jun 7
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Easy — 1–2 hours

Description

The Dieselsite 7.3L Bellowed Up-Pipe Kit (OBSBU) is a high-quality replacement for problematic factory up-pipes in 7.3L Powerstroke engines. Its bellowed design prevents cracking and leaks, improving turbo spool-up and overall engine performance.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandDieselsite
Part NumberD03C OBSBU

Videos

7.3 Ford Powerstroke Diesel Bellowed Up-pipes Exhaust System Upgrade

7.3 Ford Powerstroke Diesel Bellowed Up-pipes Exhaust System Upgrade
OBS 7.3 turbo and up pipe removal

OBS 7.3 turbo and up pipe removal
OBS Up-Pipe Proper Installation - 7.3 Powerstroke

OBS Up-Pipe Proper Installation - 7.3 Powerstroke

Buy with Confidence

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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