PacBrake

Pacbrake’s flagship product, the PRXB (pressure regulated exhaust brake), is the unquestioned leader in the supplemental brake industry. The patented PRXB design delivers the strongest braking horsepower, greatest speed reductions and shortest...

Pacbrake is recognized as a leading manufacturer in the design of emission valves, engine brakes and exhaust brakes serving the diesel engine industry. With today’s trucks capable of towing/hauling up to 30,000 lbs, it has never been more apparent...

Pacbrake is recognized as a leading manufacturer in the design of emission valves, engine brakes and exhaust brakes serving the diesel engine industry. With today’s trucks capable of towing/hauling up to 30,000 lbs, it has never been more apparent...

PRXB offers the highest braking power to lowest price ratio available. Pacbrake’s flagship product is the unquestioned leader in the supplemental brake industry. It has changed the way people think about exhaust brakes by providing performance,...

PRXB offers the highest braking power to lowest price ratio available. Pacbrake’s flagship product is the unquestioned leader in the supplemental brake industry. It has changed the way people think about exhaust brakes by providing performance,...

Pacbrake is recognized as a leading manufacturer in the design of emission valves, engine brakes and exhaust brakes serving the diesel engine industry. With today’s trucks capable of towing/hauling up to 30,000 lbs, it has never been more apparent...

Pacbrake is recognized as a leading manufacturer in the design of emission valves, engine brakes and exhaust brakes serving the diesel engine industry. With today’s trucks capable of towing/hauling up to 30,000 lbs, it has never been more apparent...

Pacbrake is recognized as a leading manufacturer in the design of emission valves, engine brakes and exhaust brakes serving the diesel engine industry. With today’s trucks capable of towing/hauling up to 30,000 lbs, it has never been more apparent...

A 25ft curly hose with an assortment of accessories is easily stored in a heavy-duty nylon bag. Just attach the curly hose to the quick disconnect chuck off of the air compressor (external air source) and perform a variety of jobs.

PacBrake strongly recommends installing heavy duty (60 psi) exhaust valve springs with their exhaust brake on 1988-1998 12 valve Dodge Cummins for optimum braking power. The factory exhaust valve springs are not rated to retain the pressure the PacBrake...

Pacbrake is recognized as a leading manufacturer in the design of emission valves, engine brakes and exhaust brakes serving the diesel engine industry. With today’s trucks capable of towing/hauling up to 30,000 lbs, it has never been more apparent...

The Pacbrake C18042 Switch-Pac is designed specifically for manual transmission vehicles, Pacbrake’s Switch-Pac is a shifter-mounted ON/OFF switch. The convenient fingertip control location provides easy access for exhaust brake activation. The...

Override the power of your vehicle with the flick of a switch! By preventing full fuel flow to the injectors, this kit has the ability to cut your engine's horsepower by approximately 1/2. This switch was designed for situations when you don’t want...

This kit is specially designed for maneuvering your truck (and trailer) in tight, uphill conditions. The 4WD 2 Wheel Low switch allows the operator to engage the transfer case into 4WD low range without engaging the front wheel drive. Hit the dash...

Every exhaust brake requires an air compressor and air tank to operate. Often mounted under the hood, Pacbrake’s air compressor builds up pressure in the air tank that is released during braking. Pacbrake’s ½ gallon air tank works with...

A PRXB is a Pressure Regulated Exhaust Brake that offers the highest retarding power for the lowest price available. Although the PRXB’s retarding power is comparable to that of a compression release engine brake, the manufacturing and installation...

Pacbrake’s flagship product, the PRXB (pressure regulated exhaust brake), is the unquestioned leader in the supplemental brake industry. The patented PRXB design delivers the strongest braking horsepower, greatest speed reductions and shortest...

The Pacbrake C40111 DirectMount PRXB Exhaust Brake is the unquestioned leader when it comes to braking on your 2004.5-2007 Dodge 5.9L Cummins. Pacbrake’s flagship product, the PRXB (pressure regulated exhaust brake), is the unquestioned leader...

This is a replacement valve for the Air actuated Pacbrake direct mount kits. Please verify fitment before purchasing 

Pacbrake is recognized as a leading manufacturer in the design of emission valves, engine brakes and exhaust brakes serving the diesel engine industry. With today’s trucks capable of towing/hauling up to 30,000 lbs, it has never been more apparent...

PRXB offers the highest braking power to lowest price ratio available. Pacbrake’s flagship product is the unquestioned leader in the supplemental brake industry. It has changed the way people think about exhaust brakes by providing performance,...

Pacbrake’s flagship product, the PRXB (pressure regulated exhaust brake), is the unquestioned leader in the supplemental brake industry. The patented PRXB design delivers the strongest braking horsepower, greatest speed reductions and shortest...

PRXB offers the highest braking power to lowest price ratio available. Pacbrake’s flagship product is the unquestioned leader in the supplemental brake industry. It has changed the way people think about exhaust brakes by providing performance,...

PRXB offers the highest braking power to lowest price ratio available. Pacbrake’s flagship product is the unquestioned leader in the supplemental brake industry. It has changed the way people think about exhaust brakes by providing performance,...

PRXB offers the highest braking power to lowest price ratio available. Pacbrake’s flagship product is the unquestioned leader in the supplemental brake industry. It has changed the way people think about exhaust brakes by providing performance,...

PRXB offers the highest braking power to lowest price ratio available. Pacbrake’s flagship product is the unquestioned leader in the supplemental brake industry. It has changed the way people think about exhaust brakes by providing performance,...

PRXB offers the highest braking power to lowest price ratio available. Pacbrake’s flagship product is the unquestioned leader in the supplemental brake industry. It has changed the way people think about exhaust brakes by providing performance,...

PRXB offers the highest braking power to lowest price ratio available. Pacbrake’s flagship product is the unquestioned leader in the supplemental brake industry. It has changed the way people think about exhaust brakes by providing performance,...

PRXB offers the highest braking power to lowest price ratio available. Pacbrake’s flagship product is the unquestioned leader in the supplemental brake industry. It has changed the way people think about exhaust brakes by providing performance,...