If you tow heavy loads down steep grades, you know the white-knuckle feeling of riding the brakes. A diesel exhaust brake takes the strain off your brake pedal and gives you confident, controlled descents. It’s one of the smartest upgrades you can make for safety and brake longevity.
This guide breaks down ten top-tier exhaust brake options from BD Diesel, covering fitments for RAM, Ford, and universal applications. We’ll help you match the right brake to your truck’s engine, exhaust size, and how you use your rig, so you can choose with confidence.
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BD Diesel 07.5-17 RAM 2500/3500 6.7L Electronic Exhaust Brake 4.0in
Best forRAM 6.7L towing control
- Precision engineered fit
- Electronic instant response
ConsiderRequires 4-inch exhaust
BD Diesel 07.5-17 RAM 2500/3500 6.7L Electronic Exhaust Brake 5.0in
Best for5-inch exhaust RAM owners
- Strong listed features
- Good everyday option
ConsiderCheck fit and compatibility
BD Diesel 13-24 Dodge Ram 2500/3500 Cummins Electronic Exhaust Brake 4.in
Best forNewer RAM Cummins trucks
- Direct fit for 13-24 RAM
- Improved braking performance
ConsiderLimited to 4-inch exhaust
BD Diesel Performance BD Diesel 2001102 Exhaust Brake
Best forUniversal compact installation
- Compact design
- Versatile fitment
ConsiderMay need adapters
BD Diesel 1031369 Exhaust Brake (Tapshifter / – Ford 2003-2007 6.0L F250/F3…
Best forFord 6.0L Powerstroke trucks
- Integrates with Tapshifter
- Built for 6.0L heat
ConsiderLimited to 2003-2007 models
BD Diesel 1230100 BD Exhaust Brake Vacuum Spool Control Valve
Best forReplacing worn spool valves
- Exact OEM replacement
- Restores brake function
ConsiderOnly for vacuum systems
BD Diesel Performance 2023330 Exhaust Brake
Best forAll-RPM braking performance
- Consistent power across RPMs
- High-quality construction
ConsiderMay require professional install
BD Power Inline Exhaust Brake for 4" or 5" Exhaust, Non-VGT Equipped 07.5-1…
Best forNon-VGT RAM 6.7L trucks
- No air compressor needed
- Keeps OEM dash button
ConsiderOnly for non-VGT models
BD Diesel Performance 1300210 Exhaust Brake Switch
Best forReplacing faulty brake switches
- Direct replacement part
- Restores switch function
ConsiderOnly a switch, not a brake
BD Diesel 1027344 Exhaust Brake; Air; Turbo Mount; 4 in. Exhaust Size; Incl…
Best forComplete turbo-mount kit
- Includes all necessary parts
- Air-actuated for strong braking
ConsiderRequires air compressor
BD Diesel 6.7L Electronic Exhaust Brake 4.0in – Precision Towing
Brand: BD
A top-tier electronic brake for RAM owners who demand precision and reliability.
This BD Diesel electronic exhaust brake is built for 07.5-17 RAM 2500/3500 trucks with the 6.7L Cummins. The 4.0-inch housing integrates cleanly with your existing exhaust, and the electronic actuation gives you immediate response when you flip the switch. BD’s reputation for precision machining means you get a part that fits right and seals tight, reducing the chance of leaks or alignment issues.
Whether you’re hauling a heavy trailer or just want extra control on mountain passes, this brake delivers consistent retarding power. The quality construction is designed to handle the heat and stress of repeated use, so you can rely on it mile after mile. If you want a factory-like feel with aftermarket performance, this is a solid pick.
- Precision engineered fit
- Electronic instant response
- Durable heat-resistant build
- Requires 4-inch exhaust
- Higher price point
BD Diesel 6.7L Electronic Exhaust Brake 5.0in – High Flow
Brand: BD DIESEL
For RAM 2500/3500 trucks with a 5-inch exhaust system, this BD Diesel electronic brake is the perfect match. The larger 5.0-inch housing reduces backpressure when you’re not braking, which can help with throttle response and fuel economy. When you engage the brake, the butterfly valve closes to create the backpressure needed for strong retarding force.
BD’s electronic control means you can adjust the braking intensity on the fly, giving you flexibility whether you’re empty or loaded. The build quality is typical BD—rugged and built to last. If you’ve already upgraded to a 5-inch exhaust, this brake is a natural addition that maximizes both performance and braking capability.
BD Diesel 13-24 RAM Cummins Exhaust Brake 4in – Modern Fit
Brand: BD DIESEL
A reliable, direct-fit exhaust brake for modern RAM Cummins trucks.
This BD Diesel exhaust brake is specifically designed for 2013-2024 Dodge Ram 2500/3500 trucks with the 6.7L Cummins. It’s a direct replacement that mounts in the same location as the factory brake, but with BD’s improved design for better performance. The 4-inch exhaust size matches most stock and mild aftermarket systems.
Installation is straightforward for a competent DIYer, and the brake uses your truck’s existing wiring for a clean setup. Once installed, you’ll notice immediate improvement in downhill control, especially when towing. BD’s attention to detail ensures a leak-free seal and long service life, making this a smart upgrade for newer RAM owners.
- Direct fit for 13-24 RAM
- Improved braking performance
- Easy installation
- Limited to 4-inch exhaust
- Requires basic wiring knowledge
BD Diesel 2001102 Exhaust Brake – Compact Power
Brand: BD
A compact, versatile exhaust brake that delivers reliable performance in a small package.
The BD Diesel 2001102 exhaust brake is a compact unit that packs a punch. It’s designed to fit a variety of applications, making it a versatile choice if you’re not sure about specific fitment. The package dimensions are small, but the construction is heavy-duty, with a focus on durability and performance.
This brake is ideal for trucks that need extra retarding power without a complex installation. It works by creating backpressure in the exhaust, which helps slow the vehicle without riding the brakes. If you’re looking for a straightforward, reliable exhaust brake from a trusted brand, this model is worth considering.
- Compact design
- Versatile fitment
- Trusted BD quality
- May need adapters
- Not vehicle-specific
BD Diesel 1031369 Exhaust Brake for Ford 6.0L – Tapshifter
Brand: BD
A purpose-built exhaust brake that’s a perfect match for the 6.0L Powerstroke.
Ford 2003-2007 6.0L Powerstroke owners, this one’s for you. The BD Diesel 1031369 exhaust brake is designed to work with your truck’s Tapshifter feature, giving you integrated control. It mounts in the exhaust system and uses the factory wiring to engage, so you can activate it with the tap of a button.
This brake is built to handle the 6.0L’s power and heat, with a robust design that resists warping and wear. It’s a great addition for towing or hauling, as it reduces brake fade on long descents. If you want to extend the life of your brakes and improve safety, this is a solid investment.
- Integrates with Tapshifter
- Built for 6.0L heat
- Enhances towing safety
- Limited to 2003-2007 models
- Installation may be tight
BD Exhaust Brake Vacuum Spool Control Valve – Upgrade Part
Brand: BD
A necessary replacement part to keep your vacuum-operated exhaust brake working perfectly.
If you’re replacing a worn vacuum spool valve on your BD exhaust brake, this is the exact part you need. The BD Diesel 1230100 vacuum spool control valve is a critical component that controls the vacuum signal to the brake actuator. A faulty valve can cause sluggish or inconsistent braking.
This replacement part is made to BD’s high standards, ensuring a precise fit and reliable operation. It’s a simple fix that can restore your exhaust brake to full performance. If you’re experiencing issues with your brake engaging or releasing, this valve is a smart first step.
- Exact OEM replacement
- Restores brake function
- Easy to install
- Only for vacuum systems
- Not a full brake kit
BD Diesel Performance 2023330 Exhaust Brake – Peak Retarding
Brand: BD
A premium exhaust brake that offers reliable retarding power in every driving situation.
The BD Diesel Performance 2023330 exhaust brake is engineered to deliver peak retarding power at all RPM ranges. That means you get consistent braking whether you’re crawling down a steep grade or cruising at highway speeds. It’s a versatile option for drivers who want maximum control in all situations.
This brake is built with high-quality materials to withstand the demands of heavy towing. The design focuses on efficiency, creating the right amount of backpressure without restricting flow when you’re not braking. If you want a brake that adapts to your driving, this is a top choice.
- Consistent power across RPMs
- High-quality construction
- Efficient design
- May require professional install
- Price reflects premium quality
BD Power Inline Exhaust Brake for 4/5 Exhaust – No Compressor
Brand: BD POWER
A smart, low-maintenance exhaust brake that preserves factory controls and fits 4 or 5-inch exhausts.
This BD Power inline exhaust brake is designed for 07.5-12 RAM 6.7L Cummins trucks without VGT turbos. It integrates directly into your existing 4 or 5-inch exhaust system, making installation straightforward. One of the standout features is that it doesn’t require an air compressor, which reduces maintenance and potential failure points.
You’ll also keep the OEM dash button functionality, so you can control the brake just like the factory system. The durable cast iron construction handles high heat and provides long-term reliability. If you want a simple, robust exhaust brake that works with your stock controls, this is an excellent option.
- No air compressor needed
- Keeps OEM dash button
- Cast iron durability
- Only for non-VGT models
- Installation requires cutting exhaust
BD Diesel Exhaust Brake Switch – Simple Control
Brand: BD
A reliable replacement switch that keeps your exhaust brake control at your fingertips.
This BD Diesel exhaust brake switch is a straightforward replacement part for your existing brake switch. If your current switch is worn or not functioning properly, this unit restores full control. It’s a small component, but it plays a big role in how easily you can engage and disengage the exhaust brake.
The switch is built to BD’s quality standards, ensuring a positive feel and reliable operation. Installation is simple, usually taking just a few minutes. If you’re having trouble with your exhaust brake not responding, this switch might be the fix.
- Direct replacement part
- Restores switch function
- Quick installation
- Only a switch, not a brake
- Limited to compatible systems
BD Diesel 1027344 Air Turbo Mount Exhaust Brake – Complete Kit
Brand: BD
A comprehensive exhaust brake kit that provides robust braking power with all components included.
This BD Diesel exhaust brake is a comprehensive kit that includes the compressor, spring-loaded cylinder, and ring seals. It’s designed for turbo-mounted installation with a 4-inch exhaust size. The air-actuated design provides strong, consistent braking force, and the kit includes everything you need for a complete install.
The spring-loaded cylinder ensures smooth operation and reliable engagement every time. BD’s attention to detail means the ring seals create a leak-free connection, maximizing braking efficiency. If you want a complete, ready-to-install exhaust brake solution, this kit delivers.
- Includes all necessary parts
- Air-actuated for strong braking
- Leak-free ring seals
- Requires air compressor
- Heavier installation process
Buyer’s Guide: What to Consider
Choosing the right exhaust brake involves more than just picking a brand. You need to consider your truck’s specifications, how you use it, and the installation complexity. Here are the key factors to keep in mind when making your decision.
- Compatibility: Ensure the exhaust brake is designed for your specific make, model, and engine year. Check the exhaust size (4 or 5 inch) and whether your truck has a VGT turbo or not, as this affects fitment and function.
- Actuation Type: Exhaust brakes can be electronic, vacuum, or air-actuated. Electronic brakes offer precise control and easy integration, while vacuum and air systems may require additional components like compressors. Choose based on your truck’s existing systems and your preference for complexity.
- Installation: Consider whether you’ll install the brake yourself or hire a professional. Some kits are direct-fit and simple, while others may require cutting exhaust or wiring. Factor in your mechanical skill level and the tools you have available.
- Build Quality: Look for durable materials like cast iron or high-grade steel that can withstand high exhaust temperatures and repeated use. A well-constructed brake will last longer and perform more reliably, saving you money in the long run.
- Features: Some exhaust brakes offer features like OEM dash button integration, adjustable braking levels, or no-compressor designs. Decide which features are important for your driving needs, such as towing frequency or preference for factory controls.
Conclusion
Exhaust brakes are a game-changer for anyone who tows or hauls heavy loads. They reduce brake wear, improve safety on descents, and give you more confidence behind the wheel. BD Diesel offers a range of options to fit different trucks and exhaust setups, so there’s likely a perfect match for your vehicle.
Whether you need a direct-fit electronic brake for your RAM or a universal kit for your Ford, the products in this guide cover the essentials. Consider your truck’s specifics and your driving habits, then choose the brake that best meets your needs. Your brakes—and your passengers—will thank you.
Erica Steven is the founder and lead writer of WorstBrands, a site dedicated to providing honest and trustworthy reviews about outdoor gear and fashion products.
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