Skip to content

Pacbrake C44062 | In Line Mount 4 inch PRXB High Performance Exhaust Brake Kit W/Standard Transmission | Dodge/Ram Cummins 5.9L ISB 24 Valve (1998.5)

PacbrakeSKU: C44062

Sale price$1,352.27


Pacbrake's In Line Mount 4 inch PRXB High Performance Exhaust Brake Kit for Dodge RAM 1998.5 Cummins 5.9L ISB 24 Valve Engine with Standard Transmission.

PRXB exhaust brake 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, safety and durability that is unmatched by any other exhaust brake on the market.


  • 1. Provides 50 percent More Braking Power at Lower RPM's PRXB gives you the Best holdback in the 1400-1800 RPM range (where you typically drive). Better than any standard exhaust brake on the market.
  • 2. The spring controlled pressure regulated mechanism on the exhaust brakes protects against engine overpressure.
  • 3. Pacbrake exhaust brakes are designed specifically for individual engine applications to maximize performance and reliability. They are not a one size fits all compromise.
  • 4. When the brake is deactivated, exhaust flow is unrestricted and won't interfere with power output
  • 5. Patented 90 degree Non-contacting Butterfly Valve is specially engineered to maximize backpressure while preventing seizing.
  • 6. The brakes use industry exclusive Arcor nitride coating on housing and components which increases resistance to wear and corrosion while strengthening the exhaust brake and adding lubricity.
  • 7. Precision machined surfaces on the exhaust brake eliminate the need for troublesome gaskets and risk of leakage.
  • 8. The brakes have hard anodized aluminum and stainless steel body and shaft with high performance seals.
  • 9. Maintenance is as simple as using the exhaust brake on a regular basis and periodically applying Superlube (Pacbrake's multi-purpose heat resistant lubricant which helps to prevent rust and corrosion).

Every PRXB Automotive Kit comes with everything required for a complete installation.

  • PRXB Exhaust Brake
  • Controller (when required for application)

Pacbrake Onboard Air Kit, which includes: HP325 Series Compressor, 0.5 Gal Air Tank, 25 Foot Coiled Air Hose, Air Accessories and Fittings Kit. Pacbrake's In Line Mount 4 inch PRXB High Performance Exhaust Brake Kit for Dodge RAM 1998.5 Cummins 5.9L ISB 24 Valve Engine with Standard Transmission.

Air Actuated-Comes with Air Tank, Hose and Accessories. Switch Pac: Pacbrake Part Number C10841. ECM Bypass: Included


  • Application Dodge RAM 1998.5 Cummins 5.9L ISB 24 Valve
  • Size 4.0 Inch
  • Hose Length 25 Foot
  • Hose Type Coiled
  • Capacity .5 Gallon
  • Transmission Standard Transmission
  • Mount In Line Mount
  • Valve 24 Valve
  • Engine Manufacture Cummins
  • Engine Years 1998.5
  • Liter 5.9 Liter
  • Part # C44062

Payment & Security

Payment methods

Amazon American Express Apple Pay Diners Club Discover Facebook Pay Google Pay Mastercard PayPal Shop Pay Venmo Visa

Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.


You may also like

Recently viewed

Free Continental US Shipping on Orders Over $100

Add at least $100 of eligible products to your cart and you'll receive free ground shipping.

*Excludes LTL/freight parts

Return/Refund Policy

NEW parts can be returned within 30 days of receiving them. Return policy varies based on part and manufacturer. Please read our return/exchange policy here.

Top-Notch Phone & Email Support

We are available via phone at (877) 473-8337 or email using our support forms.

Secure Payments Gateways

Our store is built using Shopify so all credit card information is encrypted for your personal security.