Exhaust› Exhaust Pipes, Systems and Components
Pacbrake
~(12 lbs. 16X10X7)~ EXHAUST BRAKE-PRXB 03-07 ISB
SKU: P00S C40128
Moderate — 2–4 hours
Description
Fitment
Fitment Guaranteed
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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
| Brand | Pacbrake |
| Part Number | P00S C40128 |
Videos
Pacbrake Direct & Inline Exhaust Brake Mounts Explained
DIESEL TALK | PACBRAKE PRXB EXHAUST BRAKE
PacBrake 5.9L 3rd gen dodge install
PRXB EXHAUST BRAKE from PACBRAKE. THE BEST EXHAUST BRAKE!!!
Pacbrake PRXB w/ Eaton Fuller shift knob | Cummins
Pacbrake PRXB Exhaust Brake Install | Cummins Heavy Load | Operational Test at the End
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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