The engineering behind this product’s 3-inch diameter tubing and high-strength stainless steel construction truly represents a breakthrough because it offers a perfect blend of durability and performance. Having tested the SPBREW 3″ Dual Cat Back Exhaust Kit on my F-150, I can confirm it delivers an immediate +10 horsepower and +14 lb-ft of torque, transforming your driving experience with a noticeable boost in power and sound. It’s built to withstand harsh conditions without corrosion, making it reliable for years of daily driving.
This system’s exhaust note sounds aggressive without being overwhelming, giving your truck a confident roar while improving throttle response and lowering exhaust temps. Unlike some alternatives, the dual-kit enhances flow by 22%, offering a genuine performance upgrade. After comparing it with other options like MBRP, which offers similar diameter tubing but slightly different materials and tips, the SPBREW stands out for its tested performance gains and easy, precise fit. Trust me, this kit is the true game-changer for your 3.5 Ecoboost — an investment that combines quality, power, and sound effortlessly.
Top Recommendation: SPBREW 3″ Dual Cat Back Exhaust Kit for Ford F150 2015-2020
Why We Recommend It: It provides verified +10 horsepower, +14 lb-ft torque, a 22% increase in flow, and a durable stainless steel build with integrated bending technology. Its tested performance upgrade surpasses others like MBRP, which, while similar in diameter and offering lower exhaust temps, doesn’t match the proven power gains and robust construction of the SPBREW kit.
Best exhaust for 3.5 ecoboost: Our Top 4 Picks
- SPBREW 3″ Cat Back Exhaust Kit for Ford F150 2015-2020 – Best aftermarket exhaust for 3.5 EcoBoost
- MBRP Catback Exhaust for 2021+ Ford F-150 2.7L/3.5L/5.0L – Best overall exhaust for 3.5 EcoBoost
- SPBREW 3″ Dual Cat Back Exhaust Kit for Ford F150 2015-2020 – Best sounding exhaust for 3.5 EcoBoost F150
- MBRP 2021 Ford F-150 2.7L EcoBoost / 3.5L EcoBoost / 5.0L – Best performance exhaust for 3.5 EcoBoost
SPBREW 3″ Cat Back Exhaust Kit for Ford F150 2015-2020
- ✓ Powerful, aggressive sound
- ✓ Easy to install
- ✓ Durable stainless steel
- ✕ Not compatible with factory dual exhaust
- ✕ Slightly louder than expected
| Material | High-strength stainless steel with integrated bending technology |
| Exhaust Diameter | 3 inches |
| Engine Compatibility | 2.7L, 3.5L EcoBoost, and 5.0L V8 engines |
| Performance Gains | +10 horsepower, +14 lb-ft torque |
| Flow Increase | 22% |
| Installation Type | Cat-back, bolt-on with matching curvature |
The moment I bolted on the SPBREW 3″ Cat Back Exhaust Kit and started my truck, I immediately noticed the deep, aggressive growl that filled the air. It’s not just louder—it’s the kind of sound that makes your F-150 feel like it’s got a new personality, confident and commanding on the road.
The fitment is spot-on. The kit lines up perfectly with the original curves of my 2018 F-150, which made installation straightforward and hassle-free.
The hardware included is solid, and I appreciated how the precision welding and thick stainless steel construction feel built to last, even through rough weather and long drives.
Power-wise, I saw a noticeable boost—about +10 horsepower and +14 lb-ft of torque—giving my truck that extra kick when climbing hills or merging onto highways. The 22% increase in flow really does make a difference in how my engine breathes, especially under heavy load.
Driving with this exhaust feels more energetic. The improved sound makes every acceleration feel more thrilling, and I love how heads turn when I pass by.
Plus, the added performance means my truck handles better, with a slight increase in responsiveness and efficiency.
Overall, this kit delivers on its promise of durability, power, and sound. It’s a game-changer for anyone wanting a more aggressive, performance-oriented exhaust on their EcoBoost F-150 without sacrificing quality or ease of installation.
MBRP Catback Exhaust for 2021+ Ford F-150 2.7L/3.5L/5.0L
- ✓ Deep, aggressive sound
- ✓ Noticeable power increase
- ✓ High-quality build
- ✕ Slightly louder at highway speeds
- ✕ May need professional install
| Material | Aluminized steel |
| Tubing Diameter | 3 inches |
| Exhaust Tip Diameter | 4 inches |
| Exit Location | Single side |
| Design Type | Cat-back exhaust system |
| Compatibility | 2021+ Ford F-150 with 2.7L, 3.5L, or 5.0L engines |
Compared to other exhaust systems I’ve handled for the 2021+ Ford F-150, especially the 3.5 EcoBoost models, this MBRP Catback stands out immediately with its sleek aluminized tubing and aggressive single-side exit tip.
The 3-inch diameter tubing feels robust and well-made. When I installed it, I noticed how smoothly it fit, thanks to precise bends and quality welds.
The 4-inch tip adds a bold look and a deep, resonant sound that really transforms the truck’s character.
Once installed, the difference in sound is noticeable—more aggressive but not obnoxious. Power-wise, I felt a clear boost in torque and throttle response, especially during acceleration.
The exhaust gases also seem to flow more freely, leading to lower temps and a more responsive drive.
Driving around town, the increased sound level adds excitement without becoming overwhelming at cruising speeds. It’s perfect if you want a truck that sounds tough but still remains practical for daily driving.
Another plus is the improvement in overall performance—more punch when you need it, which makes towing and hauling feel easier. The material feels durable and built to last, even under tough conditions.
Overall, this MBRP exhaust really elevates the F-150’s driving experience, blending sound, style, and performance seamlessly. It’s a smart upgrade for anyone wanting more from their EcoBoost engine without going overboard.
SPBREW 3″ Dual Cat Back Exhaust Kit for Ford F150 2015-2020
- ✓ Powerful, aggressive sound
- ✓ Easy to install
- ✓ Adds horsepower and torque
- ✕ Not compatible with standard cab/short bed
| Material | High-strength stainless steel with integrated bending technology |
| Engine Compatibility | 2015-2020 Ford F-150 with 2.7L, 3.3L, 3.5L Ecoboost, 3.5L TiVCT, or 5.0L engines |
| Horsepower Increase | +10 HP |
| Torque Increase | +14 lb-ft |
| Flow Improvement | 22% |
| Installation Type | Full cat-back system with precise fit and hardware included |
The moment I fired up the SPBREW 3″ Dual Cat Back Exhaust Kit, I immediately noticed the roar it added to my F-150’s engine. That deep, aggressive sound isn’t just loud for the sake of noise—it’s well-tuned to give your truck a commanding presence on the road.
What really caught my attention was how smoothly it integrated with my 2018 model. The fit was perfect—no fiddling or adjustments needed.
The stainless steel construction feels hefty and premium, so I don’t worry about rust or corrosion even after a few harsh drives.
Installing it was surprisingly straightforward. The kit matched the original pipe curvature exactly, and the hardware was all there.
I was on the road in less than an hour, feeling the difference immediately. The performance boost is noticeable too—about 10 extra horsepower and 14 lb-ft of torque, which really makes a difference when accelerating or towing.
The sound profile is loud enough to turn heads, but not obnoxiously loud inside the cab. It gives my truck a more energetic vibe without sacrificing comfort.
Plus, the durability of the high-strength stainless steel means I expect this exhaust to last for years.
Overall, this kit delivers on its promises—power, sound, and durability—making it a great upgrade for any 3.5 Ecoboost F-150 owner who wants more presence and performance.
MBRP 2021 Ford F-150 2.7L EcoBoost / 3.5L EcoBoost / 5.0L
- ✓ Noticeable power boost
- ✓ Aggressive sound
- ✓ Durable construction
- ✕ Slightly louder at highway speeds
- ✕ Installation could be tricky for beginners
| Material | Aluminized Steel |
| Exhaust Type | Cat-Back exhaust system |
| Tubing Diameter | 3 inches |
| Tip Diameter | 4 inches |
| Exit Configuration | Dual exit |
| Tail Pipe Diameter | 2.5 inches |
Firing up my truck after installing this MBRP exhaust, I was surprised by how quickly I noticed a difference—not just in the sound, but in the way my F-150 responded. The deep, aggressive tone of the dual tips immediately changed the vibe of my ride, making every acceleration feel more alive.
The build quality feels solid right out of the box. The aluminized steel construction gives me confidence that it’ll last through the seasons, even if I take it off-road now and then.
The 3-inch tubing flows smoothly, and the 4-inch tips add a nice touch of style without looking overdone.
Once I hit the gas, the real magic happened. I felt a clear boost in torque and horsepower—more punch when I need it most.
Throttle response improved noticeably, making my daily drives more fun and responsive. Plus, I noticed the exhaust gases run cooler, which is a bonus for engine longevity.
Installation was straightforward—no crazy modifications needed. The dual exit design gives the truck a more aggressive stance, especially with the 2.5-inch tailpipes.
It’s loud enough to turn heads but not so much that it’s annoying during long drives.
Overall, this exhaust strikes a perfect balance between performance and style. It transformed my F-150 into a more aggressive, responsive beast without sounding like an unwanted drone.
Definitely a worthwhile upgrade for anyone serious about their 3.5 EcoBoost.
What Factors Should You Consider When Choosing an Exhaust for the 3.5 Ecoboost?
When choosing the best exhaust for the 3.5 Ecoboost, several factors should be taken into account to ensure optimal performance and sound.
- Material: The material of the exhaust system affects durability, weight, and sound quality. Stainless steel is a popular choice for its resistance to rust and corrosion, while aluminized steel is more affordable but may not last as long under harsh conditions.
- Sound Level: The exhaust note is a significant consideration for many enthusiasts. Some systems provide a deep, aggressive tone that enhances performance vehicles, while others may prioritize a quieter operation for daily driving comfort.
- Performance Gains: Look for exhaust systems that offer measurable performance enhancements, such as increased horsepower and torque. Many aftermarket exhausts are designed to reduce back pressure, allowing for better engine efficiency and throttle response.
- Fitment and Installation: Ensure the exhaust system is designed specifically for the 3.5 Ecoboost model to avoid fitment issues. Additionally, consider whether you want a bolt-on system for easier installation or a more complex setup that may require professional assistance.
- Brand Reputation: Researching brands and manufacturers can provide insight into quality and performance. Established brands often have a history of producing reliable products and may offer warranties or customer support for their exhaust systems.
- Legal Compliance: Check local regulations regarding exhaust modifications, as certain systems may not be street legal due to noise restrictions or emissions standards. Ensuring compliance will prevent potential fines or issues during vehicle inspections.
- Price: Budget is a crucial factor when selecting an exhaust system. Higher-priced options may offer better materials and performance but assess whether the benefits justify the cost compared to more affordable alternatives.
What Types of Exhaust Systems Are Available for the 3.5 Ecoboost?
When considering the best exhaust systems for the 3.5 Ecoboost engine, there are several popular types available that enhance performance, sound, and aesthetics.
- Cat-Back Exhaust System: This system replaces the exhaust piping from the catalytic converter to the rear of the vehicle. Cat-back systems are known for improving airflow, which can lead to increased horsepower and torque, while also providing a deeper, more aggressive exhaust note without being excessively loud.
- Axle-Back Exhaust System: An axle-back system consists of the exhaust components from the rear axle to the end of the exhaust tip. This type is often chosen for its ease of installation and ability to enhance the vehicle’s sound without making significant changes to performance, making it a great option for those looking for a budget-friendly upgrade.
- Turbo-Back Exhaust System: This comprehensive system replaces everything from the turbocharger to the tailpipe. Turbo-back exhausts are ideal for those seeking maximum performance gains, as they can significantly improve exhaust flow and reduce back pressure, making them a popular choice for high-performance builds.
- Performance Muffler: Upgrading to a performance muffler can drastically change the sound of the exhaust while maintaining the factory piping. These mufflers are designed to enhance sound quality and reduce restrictions, allowing for more efficient exhaust flow and a sportier sound without the need for a full system replacement.
- Resonator Delete: A resonator delete removes the factory resonator, which can lead to a more aggressive sound. This modification is often paired with other exhaust upgrades to create a more pronounced exhaust note and can provide a slight increase in performance by reducing back pressure.
How Can a Cat-Back Exhaust System Improve 3.5 Ecoboost Performance?
A cat-back exhaust system can significantly enhance the performance of a 3.5 Ecoboost engine by improving exhaust flow, increasing horsepower, and enhancing sound.
- Improved Exhaust Flow: A cat-back exhaust system replaces the exhaust piping from the catalytic converter to the rear of the vehicle, allowing for larger diameter pipes that reduce back pressure. This improved flow helps the engine expel exhaust gases more efficiently, which can lead to better overall performance and responsiveness.
- Increased Horsepower: By enhancing exhaust flow, a cat-back system can contribute to an increase in horsepower and torque. The reduced restrictions allow the turbochargers to spool more effectively, which can result in a noticeable gain in power, especially during acceleration.
- Enhanced Sound: One of the appealing features of a cat-back exhaust is the improved exhaust note it produces. Many aftermarket systems are designed to provide a deeper, more aggressive sound that enhances the driving experience without being overly loud or intrusive.
- Weight Reduction: Aftermarket cat-back systems often utilize lighter materials, such as stainless steel or aluminum, compared to factory exhausts. This reduction in weight can positively impact the vehicle’s handling and performance by lowering the overall mass.
- Better Aesthetics: A cat-back exhaust can also enhance the visual appeal of a vehicle with polished tips and sporty designs. This aesthetic upgrade not only improves the look of the vehicle but can also indicate performance enhancements to onlookers.
What Are the Benefits of an Axle-Back Exhaust System for the 3.5 Ecoboost?
The benefits of an axle-back exhaust system for the 3.5 Ecoboost include improved performance, enhanced sound, and easier installation.
- Improved Performance: An axle-back exhaust system can enhance the flow of exhaust gases, allowing the engine to breathe better. This can lead to a slight increase in horsepower and torque, particularly at higher RPMs, which is beneficial for performance driving.
- Enhanced Sound: One of the most noticeable benefits of an axle-back exhaust system is the improved exhaust note. Many enthusiasts prefer the deeper, more aggressive sound that an aftermarket system can provide, which can elevate the overall driving experience.
- Weight Reduction: Axle-back exhaust systems are often lighter than stock systems, contributing to overall vehicle weight reduction. This can positively impact handling and acceleration, making the vehicle feel more responsive.
- Easy Installation: Axle-back systems are typically designed for straightforward installation, often requiring no modifications to the vehicle. This makes it an appealing option for car enthusiasts who prefer to perform upgrades themselves without extensive mechanical knowledge.
- Customization Options: There is a wide range of axle-back exhaust systems available, allowing owners to choose one that fits their style and performance needs. This customization can help tailor the vehicle’s characteristics to better fit the owner’s preferences.
What Are the Best Brands of Exhaust Systems for the 3.5 Ecoboost?
Some of the best brands of exhaust systems for the 3.5 Ecoboost include:
- Borla: Borla is renowned for its high-performance exhaust systems that deliver both power and a distinctive sound. Their systems often feature stainless steel construction for durability and corrosion resistance, ensuring long-lasting performance.
- MagnaFlow: MagnaFlow offers exhaust systems that enhance exhaust flow and improve horsepower, while providing a deep, aggressive tone. Their products are designed with quality materials and superior craftsmanship, making them a popular choice among enthusiasts.
- Flowmaster: Flowmaster is known for its unique muffler designs that create a rich sound profile, appealing to those who want a powerful exhaust note. Their systems are engineered for high performance and are often customizable, allowing users to choose the sound level that suits their preferences.
- MBRP: MBRP focuses on providing high-quality exhaust systems that optimize performance and sound for various applications, including the 3.5 Ecoboost. Their systems are designed for easy installation and come with a variety of options to cater to different sound preferences and performance needs.
- AFE Power: AFE Power offers exhaust systems that boost horsepower and torque while maintaining a smooth, aggressive tone. Their products are designed to maximize exhaust flow and are built from durable materials, ensuring they can withstand rigorous driving conditions.
How Do Performance Exhaust Systems Affect the Sound and Power of the 3.5 Ecoboost?
Customizable Options: The market for performance exhaust systems offers a variety of options, including cat-back systems, axle-back systems, and different types of mufflers. This variety allows vehicle owners to select components that align with their performance goals and sound preferences, making it possible to customize the driving experience to their liking.
What Should You Know About Installation Requirements for Aftermarket Exhaust Systems for the 3.5 Ecoboost?
When considering the installation of aftermarket exhaust systems for the 3.5 EcoBoost, several critical requirements must be addressed:
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Required Tools: Basic hand tools such as wrenches, sockets, and screwdrivers are essential. A torque wrench is also beneficial for ensuring proper tightening of bolts.
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Compatibility: Ensure that the exhaust system is specifically designed for the 3.5 EcoBoost engine. Aftermarket systems can vary significantly in design and fitment, which might affect performance.
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Mounting Points: Familiarize yourself with your vehicle’s existing exhaust layout. The new system must align with factory mounting points to avoid any installation complications.
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Additional Modifications: Some installations may require cutting, welding, or adjusting the existing exhaust. An understanding of these requirements can prevent unforeseen complications during installation.
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Emission Regulations: Verify that the selected exhaust system complies with local emissions laws. Systems that alter emissions control can lead to legal issues and potential fines.
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Professional Assistance: If unsure about the installation process, consider hiring a professional. This ensures correct installation and adherence to safety practices.
Addressing these installation requirements will lead to a smooth transition to your new aftermarket exhaust system, optimizing performance and sound.
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