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Exhaust› Exhaust Pipes, Systems and Components

Pacbrake

~(11 lbs. 16X10X6)~ EXHAUST BRAKE-PRXB C8.3

$1,106.15 $995.54 Save $110.61

SKU: P00S C40101

In Stock
In Stock
Ships by Jun 11
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Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

Pacbrake C40101 PRXB Exhaust Brake for Cummins C8.3L w/FMC. Provides 50% more braking power at lower RPMs. Spring-controlled pressure-regulated mechanism protects against engine overpressure. Unrestricted exhaust flow when deactivated. Patented 90-degree non-contacting butterfly valve maximizes backpressure while preventing seizing. Uses Arcor nitride coating on housing and components. Boosts braking horsepower, reduces speed, saves stress on brake pads, lowers stopping distance, uses constant exhaust pressure, fully utilizes exhaust backpressure.

Fitment

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Specifications

BrandPacbrake
Part NumberP00S C40101

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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