~(34 lbs. 17X16X10)~ In Line Mount 4 inch PRXB High Performance Exhaust Brake Kit For GMC 01-05 6.6L Duramax 32 Valve Engine-Allison 1000 Series Automatic Transmission W/O Optional 2nd Alternator Pacbrake

Name: ~(34 lbs. 17X16X10)~ In Line Mount 4 inch PRXB High Performance Exhaust Brake Kit For GMC 01-05 6.6L Duramax 32 Valve Engine-Allison 1000 Series Automatic Transmission W/O Optional 2nd Alternator Pacbrake
Brand: Pacbrake
SKU: P00S C40075
Price: 1905.21 USD
Availability: InStock

$2,116.91 $1,905.21 Save $211.70

SKU: P00S C40075

In Stock

Ships by Jun 21

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Non-Returnable Item

DIY PRO SHOP

Moderate — 2–4 hours

Description

Pacbrake's PRXB is a leading exhaust brake, offering high braking power, safety, and durability. It provides maximum exhaust pressure (braking) as low as 1200 RPM and throughout the entire operating RPM range, protecting the engine from overpressure. The kit includes the PRXB Exhaust Brake, a controller (if needed), and an AMP Onboard Air Kit (HP325 Series Compressor, 0.5 Gal Air Tank, 25ft Coiled Air Hose, Air Accessories and Fittings Kit).

Fitment

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Specifications

Brand	Pacbrake
Part Number	P00S C40075

Videos

Pacbrake Direct & Inline Exhaust Brake Mounts Explained

DIESEL TALK | PACBRAKE PRXB EXHAUST BRAKE

WHY Did I Go Without This For So Long! PACBRAKE PRXB Exhaust Brake

PRXB EXHAUST BRAKE from PACBRAKE. THE BEST EXHAUST BRAKE!!!

PRXB Maintenance with Pacbrake's SuperLube

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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