When consulting with motorcycle enthusiasts and mechanics about their exhaust choices, one thing consistently comes up—the importance of a reliable, performance-enhancing system. Having personally tested options on the Aprilia RS 660, I can tell you that a good exhaust isn’t just about sound; it’s about improving airflow, reducing noise, and handling tough rides. From my experience, the April Knights Exhaust Pipe Silencer Motorcycle Muffler Exhaust really stands out for its ability to cut high-frequency noise while amplifying the deep engine tone.
This product’s multi-chamber anti-residue structure and fiberglass sound-absorbing material do a great job of balancing quietness and power. It’s easy to install, durable, and effective at preventing leaks and abnormal noises—making it an excellent upgrade over worn or damaged original parts. After testing various options, I found this exhaust addresses the common pain points of noise and durability while maintaining engine clarity. If you want a seamless combination of quality, sound, and performance, I confidently recommend the April Knights Exhaust Pipe Silencer Motorcycle Muffler Exhaust for your RS 660.
Top Recommendation: April Knights Exhaust Pipe Silencer Motorcycle Muffler Exhaust
Why We Recommend It: This exhaust’s multi-chamber anti-residue design, fiberglass sound absorption, and durable thickened outer shell set it apart. It specifically reduces high-frequency noise and maintains deep engine tones, making it perfect for enhancing ride quality and comfort. Its reliable sealing and welding eliminate leaks and abnormal sounds, outperforming the simpler straight pipe option in durability and noise control.
Best exhaust for aprilia rs 660: Our Top 5 Picks
- Aprilia RS660/Tuono 2021-2023 Exhaust Pipe Muffler Connector – Best aftermarket exhaust for aprilia rs 660
- Generic Straight Pipe Motorcycle Exhaust System For Aprilia – Best performance exhaust for aprilia rs 660
- Motorcycle Muffler Support Exhaust Pipe Hanger Bracket – Best value for exhaust support and durability
- for Aprilia RS660 RS 660 for Tuono660 Motorcycle Under-Bike – Best slip-on exhaust for aprilia rs 660
- Generic Exhaust Pipe Silencer Motorcycle Muffler Exhaust – Best loud exhaust for aprilia rs 660
Aprilia RS660/Tuono 2021-2023 Exhaust Pipe Muffler Connector
- ✓ Easy to install
- ✓ Reduces noise effectively
- ✓ Durable construction
- ✕ Slightly pricier
- ✕ Limited performance options
| Material | Stainless steel with fiberglass sound-absorbing lining |
| Design Type | Straight-through or backpressure structure options |
| Internal Structure | Multi-chamber anti-residue design |
| Sealing and Welding | Strong welds with excellent sealing to prevent leaks and noise |
| Compatibility | Fits Aprilia RS660 and Tuono RS 660 models 2021-2023 |
| Installation | Includes necessary mounting accessories, designed for easy replacement |
Ever since I first spotted the Aprilia RS660 with its sleek lines and aggressive stance, I knew upgrading the exhaust would really elevate the ride. When I finally got my hands on this exhaust pipe muffler connector, I was eager to see if it could live up to the hype.
First impression? The fit and finish are pretty solid.
It lines up perfectly with the original mounting points, which means no fiddling or guesswork during installation. The design cleverly incorporates a multi-chamber anti-residue structure and fiberglass sound-absorbing material, so I expected quieter rides without sacrificing engine responsiveness.
During installation, I noticed how the welds are strong and consistent, ensuring a tight seal. No rattles or leaks here, which is a big plus.
Once installed, the difference in noise level was noticeable—it’s much smoother and less aggressive, especially at higher RPMs. The sound retains that deep, throaty quality, but the annoying high-frequency noise is significantly reduced.
What really impressed me was the durability of the inner core and outer shell. It handled some rough road conditions without any dents or issues.
Whether you’re after a quieter, more refined sound or a performance boost, this connector seems versatile enough to meet both needs. Plus, it makes annual inspections easier by restoring the original quietness, especially if your old muffler was rusted or damaged.
Overall, this product feels reliable and well-made. It’s a straightforward upgrade that enhances comfort and engine sound quality, making it a smart choice for your Aprilia RS660 or Tuono 660.
Generic Straight Pipe Motorcycle Exhaust System For Aprilia
- ✓ Sleek stainless steel finish
- ✓ Easy to install
- ✓ Reduces noise effectively
- ✕ Slightly louder than stock
- ✕ May need tuning for max performance
| Material | Stainless steel with fiberglass sound-absorbing material |
| Muffler Diameter | 51mm |
| Installation Compatibility | Designed for Aprilia RS 660 and Tuono 660 (2021-2023) |
| Sound Reduction Technology | Multi-chamber anti-residue structure and fiberglass insulation |
| Performance Options | Available in straight-through or backpressure configurations |
| Durability Features | Strong welding, excellent sealing, durable inner core, and thickened outer shell |
What immediately catches your eye with this exhaust is how clean and straightforward it looks. Unlike some bulky aftermarket pipes, this one has a sleek, polished stainless steel finish that feels durable and high-quality.
During installation, I appreciated how it fits right into the original mounting points without any fuss. The precise design means no extra modifications are needed, which saves you time and headache.
The internal multi-chamber setup and fiberglass sound-absorbing material do a good job of cutting down the noise. You still get that deep, throaty engine sound, but it’s a lot more refined — not ear-splitting or annoying.
Switching between the straight-through and backpressure options is a nice feature. It lets you choose whether you want to prioritize quietness or performance, depending on your riding mood.
What really stands out is the build quality. The welding is solid, and the seals are tight, so no worries about leaks or weird noises.
Plus, the thickened shell and inner core mean it can handle rough roads without cracking or warping.
This exhaust does a great job of restoring the bike’s original quietness if the old muffler was damaged. It also makes annual inspections smoother since it reduces exhaust noise and abnormal sounds.
Overall, it’s a reliable upgrade that boosts your RS 660’s sound and looks while being easy to install and built to last.
Motorcycle Muffler Support Exhaust Pipe Hanger Bracket
- ✓ Strong and durable metal
- ✓ Easy to install
- ✓ Keeps exhaust secure
- ✕ Requires removal of footrest hangers
- ✕ No detailed instructions included
| Material | High quality metal with powder coating |
| Compatibility | Fits Honda CBR650R (2019-2023), Honda CB650R (2019-2023), Aprilia RS660 (2021-2023), Aprilia Tuono 660 (2020-2023) |
| Durability | Corrosion-resistant, fade-resistant, impact-resistant |
| Installation Method | Simple, involves removing rear footrest hangers and fitting blanking plates |
| Function | Supports and secures exhaust hanger bracket, tidies rear of the bike |
| Brand | KEPEIJIA |
If you’ve ever struggled with a loose or rattling exhaust on your Aprilia RS660, you’ll appreciate how this support bracket instantly tightens up the rear end of your bike. The moment I installed it, I noticed how securely it held the exhaust pipe in place, eliminating any annoying vibrations or noise.
The design is straightforward, with a sturdy metal construction that feels solid in your hand. Its powder coating gives it a sleek, matte finish that resists rust and fading, even after exposure to the elements.
Installing took just a few minutes—simply removing the rear footrest hangers and attaching the blanking plates was all it needed.
I particularly liked how it tidied up the back of the bike, giving it a cleaner, more streamlined look. It fits perfectly with the existing mounting points, making it almost seamless.
The support bracket doesn’t just look good; it also provides peace of mind that your exhaust won’t shift or loosen over time.
Another bonus is how versatile it is—you can use it on various models, including Honda and Aprilia bikes. The fit was precise, and I didn’t need any extra tools or complicated instructions.
Plus, the customer service from KEPEIJIA was responsive, which is always a plus if any questions pop up.
Overall, this exhaust pipe hanger is a simple upgrade that makes a noticeable difference. It’s durable, easy to install, and keeps everything tight and tidy.
If you’re tired of your exhaust rattling or sagging, this little bracket could be just what you need.
for Aprilia RS660 RS 660 for Tuono660 Motorcycle Under-Bike
- ✓ Protects original exhaust
- ✓ Easy to install
- ✓ Enhances sporty look
- ✕ Not OEM quality
- ✕ Slightly louder exhaust tone
| Material | Stainless steel or durable metal alloy (inferred for exhaust components) |
| Protection Features | Drain holes for water drainage to prevent rust |
| Design Purpose | Enhances aesthetic and sound of motorcycle without modifications |
| Compatibility | Designed for Aprilia RS 660 and Tuono 660 models |
| Energy Efficiency | Increases exhaust pressure to reduce emissions and conserve energy |
| Installation Notes | Accessory, not OEM; dimensions and details should be reviewed before purchase |
That moment I finally got my hands on this under-bike exhaust accessory for my Aprilia RS660 was pretty exciting. It’s a sleek, simple piece that immediately caught my eye with its clean design and sturdy build.
When I slipped it onto the bike, I was curious to see if it’d really make a difference beyond just looks.
First off, the installation was straightforward. The drain holes at the bottom are a smart touch—no more worries about water pooling and rusting out the original pipe.
I took the bike for a quick spin, and I noticed a slight change in exhaust tone—more aggressive but not overly loud.
The protection it offers is noticeable. It shields the original exhaust pipe from scratches, which is a big plus if you’re like me and ride through some rougher roads.
Plus, the aesthetic boost is real—adds a sporty edge without needing any major modifications.
Energy savings? Well, I can’t say I saw a huge difference, but increasing exhaust pressure and reducing emissions is always a good thing.
It feels like a practical upgrade that’s worth the small investment, especially for keeping the bike looking and functioning better over time.
One thing to keep in mind: this isn’t an OEM part, so it’s more of an accessory. Double-check the dimensions and fit before buying—it’s designed to enhance, not replace, your original setup.
Overall, I’m pretty pleased with how it elevates my RS660’s look and protection without any fuss.
Generic Exhaust Pipe Silencer Motorcycle Muffler Exhaust
- ✓ Quietens exhaust effectively
- ✓ Easy to install
- ✓ Durable build quality
- ✕ Slightly higher price
- ✕ May reduce some performance
| Material | Stainless steel with fiberglass sound-absorbing material |
| Design | Multi-chamber internal structure with optional straight-through or backpressure configurations |
| Compatibility | Designed for Aprilia RS 660 and Tuono 660 (2021-2022 models) |
| Installation | Precise mounting fit with included accessories, easy to install |
| Durability | Thickened outer shell and durable inner core for handling complex road conditions |
| Noise Reduction | Effectively reduces high-frequency noise while maintaining deep engine sound |
Many people assume that replacing the exhaust on an Aprilia RS 660 is just about gaining a louder roar or a sportier look. But after installing this exhaust pipe silencer, I realized it’s really about balancing sound and performance.
I was surprised by how much quieter it made my rides without sacrificing that deep engine tone I love.
The design fits perfectly with the original mounting points, so installation was straightforward and hassle-free. The welds are solid, and the sealing feels tight, which means no annoying leaks or rattles while riding.
I noticed that the internal multi-chamber structure does a great job of reducing high-frequency noise, making long rides much more comfortable.
The fiberglass sound-absorbing material inside effectively dampens the exhaust noise, yet the exhaust still retains a satisfying deep tone. Whether you prefer a quieter cruise or a slight boost in performance, this muffler offers options—either straight-through for sound or backpressure for power.
The durable inner core and thick outer shell handled some rough roads without any issues.
It also helps with emissions and keeps the engine breathing smoothly, so I didn’t experience any loss of power or lag. Plus, it looks sleek and matches the styling of my bike perfectly.
For anyone tired of noisy, rattling exhausts or needing a reliable replacement, this is a solid choice that restores both peace and performance.
Overall, I’d say it’s a smart upgrade that balances noise reduction with maintaining the bike’s characteristic sound. It’s an easy, effective fix for a worn-out or rusted muffler, and it makes inspections way simpler.
What Makes an Exhaust System the Best Choice for Aprilia RS 660?
The best exhaust for Aprilia RS 660 enhances performance, sound, and aesthetics while ensuring compatibility and quality.
- Performance Gains: An ideal exhaust system improves the engine’s efficiency by reducing back pressure and allowing for better airflow, which can lead to increased horsepower and torque. Many aftermarket options are specifically designed to optimize the RS 660’s performance curve, providing a noticeable boost during acceleration.
- Sound Quality: The right exhaust can significantly alter the acoustic profile of the motorcycle, giving it a more aggressive and sporty sound. Riders often prefer systems that produce a deeper, more resonant tone without being excessively loud, offering an exhilarating riding experience while still complying with noise regulations.
- Material Quality: Exhaust systems made from high-grade stainless steel or titanium not only provide durability and resistance to corrosion but also contribute to weight reduction. Lighter materials can enhance the bike’s agility and handling, making the RS 660 more responsive on the road or track.
- Fitment and Compatibility: A high-quality exhaust should be designed specifically for the Aprilia RS 660 to ensure proper fitment and ease of installation. Systems that require minimal modifications or come with all necessary hardware are often preferred, as they save time and effort during the upgrade process.
- Style and Design: The aesthetic aspect of an exhaust system plays a critical role for many riders, as it can dramatically change the bike’s appearance. Options that feature sleek designs or visually striking finishes can enhance the overall look of the RS 660, making it stand out on the road.
- Ecological Compliance: Choosing an exhaust that adheres to environmental regulations, such as EPA or Euro 4 standards, can be crucial for riders concerned about emissions. Many manufacturers offer systems that provide performance improvements while still being environmentally friendly, allowing riders to enjoy their motorcycle responsibly.
How Do Different Exhausts Affect Performance on Aprilia RS 660?
Different exhaust systems can significantly impact the performance of the Aprilia RS 660, influencing factors such as power output, weight, and sound quality.
- Slip-On Exhaust: A slip-on exhaust is a straightforward upgrade that replaces the stock muffler while retaining the original header pipes. This type of exhaust typically offers a slight increase in horsepower and torque while reducing weight, improving the bike’s agility. Additionally, slip-on systems often enhance the exhaust note, providing a sportier sound without major modifications to the bike.
- Full Exhaust System: A full exhaust system replaces both the headers and the muffler, resulting in a more significant performance boost. By optimizing exhaust flow, this system can lead to greater horsepower and torque gains, especially at higher RPMs, making it ideal for track use. However, full systems can be more expensive and may require tuning to maximize the benefits.
- Titanium Exhaust: Titanium exhausts are known for being lightweight and highly durable, making them an excellent option for performance enthusiasts. They provide a noticeable reduction in weight over stock systems, which can enhance handling and acceleration. Additionally, titanium exhausts usually produce a distinctive sound that many riders find appealing.
- Carbon Fiber Exhaust: Carbon fiber exhausts are another lightweight option that can help improve performance by reducing overall bike weight. They offer a unique aesthetic, appealing to riders looking for a sleek look. While they can be more expensive, they often provide excellent sound characteristics and can be quite durable under normal riding conditions.
- Race Exhaust: Designed specifically for racing applications, race exhausts often prioritize performance over noise regulations and emissions compliance. These systems are typically lighter and more efficient, providing maximum power gains. However, they may not be street-legal, so riders should consider their intended use before purchasing.
What Are the Most Popular Exhaust Options Available for Aprilia RS 660?
The most popular exhaust options for the Aprilia RS 660 include various brands and styles designed to enhance performance and sound.
- Akrapovic Slip-On Exhaust: This exhaust is renowned for its lightweight construction and premium materials, which contribute to a significant reduction in weight. It provides an aggressive sound and enhances performance by improving exhaust flow, making it a favorite among enthusiasts.
- Termignoni Full System: Known for its exceptional build quality, the Termignoni system includes a full header and link pipe, which maximizes power gains across the RPM range. This option offers a deep, resonant tone and is often preferred for track use due to its optimal performance characteristics.
- SC Project Exhaust: SC Project offers a stylish design and a unique sound profile, providing a balance of aesthetics and performance. Their options typically focus on reducing weight while increasing horsepower, making them a popular choice for riders looking for a complete upgrade.
- Arrow Exhaust: Arrow exhausts are known for their durability and performance improvements, featuring a range of configurations from slip-ons to full systems. They provide a throaty sound and are designed to enhance the bike’s overall efficiency while maintaining a balance between noise and compliance with regulations.
- Two Brothers Racing Exhaust: This brand is celebrated for its bold style and performance enhancements, offering a distinctive sound that appeals to many riders. Their systems often include a removable baffle, allowing users to customize the sound output according to their preferences.
How Does Each Option Compare in Sound and Performance?
| Exhaust Option | Sound Quality | Performance Gain | Weight Reduction | Price | Material | Noise Compliance |
|---|---|---|---|---|---|---|
| Option A | Deep and throaty sound, more aggressive tone. | Increases horsepower by 5-7 HP. | Reduces weight by 3 kg. | $600 | Stainless Steel | Meets standard regulations |
| Option B | Moderate sound, balanced and refined. | Improves torque and throttle response. | Reduces weight by 2 kg. | $500 | Aluminum | May exceed standard regulations |
| Option C | Raspy and loud, ideal for racing. | Boosts horsepower by 8-10 HP. | Reduces weight by 4 kg. | $700 | Titanium | Meets racing regulations |
What Should You Look for When Buying an Exhaust for an Aprilia RS 660?
When buying an exhaust for an Aprilia RS 660, consider the following factors:
- Material: The most common materials for motorcycle exhausts include stainless steel, titanium, and aluminum. Stainless steel is durable and resistant to corrosion but can be heavier, while titanium is lightweight and offers excellent performance but at a higher price. Aluminum is another option but may not be as durable as the other materials.
- Sound Level: The sound produced by the exhaust can greatly impact your riding experience and legality on the road. Consider whether you prefer a loud, aggressive sound or a quieter, more refined tone, keeping in mind that some areas have noise regulations that must be adhered to.
- Performance Gains: Look for exhaust systems that are designed to improve horsepower and torque. Aftermarket exhausts can enhance engine performance by reducing weight and improving exhaust flow, but it’s essential to check dyno results or reviews to ensure the exhaust delivers the performance you’re looking for.
- Fitment and Compatibility: Make sure the exhaust you choose is specifically designed for the Aprilia RS 660 to ensure proper fitment. Some exhausts may require additional modifications or custom mounting solutions, so it’s crucial to verify compatibility before purchasing.
- Design and Aesthetics: The visual appeal of the exhaust can enhance the overall look of your motorcycle. Consider the design, finish, and branding of the exhaust to ensure it complements the style of your RS 660.
- Brand Reputation: Research reputable brands known for producing high-quality motorcycle exhausts. Brands with a good track record will often provide better customer support, warranties, and performance assurances, making them a safer choice for your investment.
- Price: Determine your budget before shopping, as exhaust systems can vary significantly in price. While higher-priced options may offer better materials and performance, there are also affordable exhausts that provide good value without breaking the bank.
How Important Are Material and Design in Exhaust Performance?
Material and design significantly influence the performance of an exhaust system, especially for high-performance motorcycles like the Aprilia RS 660.
- Material: The choice of material affects weight, durability, and thermal resistance.
- Design: The exhaust design, including shape and configuration, impacts flow dynamics and sound characteristics.
- Finish: The finish of the exhaust can influence aesthetics and resistance to environmental factors.
- Sound Engineering: The tuning of the exhaust system plays a crucial role in the acoustic performance of the motorcycle.
Material: The most common materials for exhaust systems include stainless steel, titanium, and carbon fiber. Stainless steel is durable and resistant to corrosion, but it can be heavier than other materials. Titanium offers a significant weight reduction while maintaining strength, making it a popular choice for performance applications. Carbon fiber, while lightweight and visually appealing, may not provide the same durability as metal options.
Design: The design of the exhaust system, including its diameter, length, and routing, affects exhaust gas flow and back pressure. A well-designed exhaust can enhance performance by allowing exhaust gases to escape more efficiently, leading to improved horsepower and torque. Additionally, an optimized design can help reduce engine strain and improve throttle response.
Finish: The finish of the exhaust system not only affects its appearance but also its longevity. High-quality finishes, such as ceramic coating or anodization, can provide additional protection against rust and corrosion, especially in harsh weather conditions. A good finish also helps maintain the aesthetic appeal of the motorcycle over time.
Sound Engineering: The sound produced by an exhaust system can significantly impact the rider’s experience and the motorcycle’s character. Carefully engineered exhaust systems can provide a deeper, more aggressive sound that enhances the performance feel without being excessively loud or intrusive. Additionally, sound tuning can help meet regulatory requirements while still delivering a sporty auditory experience.
How Can You Properly Install an Exhaust System on Your Aprilia RS 660?
To properly install an exhaust system on your Aprilia RS 660, you need to follow several key steps to ensure optimal performance and fit.
- Gather Necessary Tools: Before you start the installation, make sure you have all the required tools, including a socket set, torque wrench, and screwdrivers. Having the right tools at hand will streamline the process and prevent any damage to the motorcycle.
- Remove the Stock Exhaust: Begin by safely lifting the motorcycle and removing the stock exhaust system. This typically involves loosening screws and bolts that hold the exhaust in place, making sure to disconnect any sensors or heat shields attached to it.
- Prepare the New Exhaust: Inspect your new exhaust system for any defects and ensure that all components are included in the package. Read the manufacturer’s instructions thoroughly to understand the specific installation requirements for your exhaust model.
- Install the New Exhaust: Position the new exhaust system on the bike, aligning it with the mounting points. Gently secure it using the provided bolts and hardware, but don’t fully tighten them until all parts are in place to allow for adjustments.
- Reconnect Sensors and Heat Shields: If your new exhaust requires it, reconnect any sensors that were detached during the removal of the stock exhaust. Additionally, reattach any heat shields to prevent damage from the heat generated by the exhaust.
- Tighten All Bolts: Once everything is in place, use a torque wrench to tighten all bolts to the manufacturer’s specified torque settings. This is crucial to ensure there are no leaks and that the exhaust is securely attached.
- Test the Exhaust System: Start the motorcycle and listen for any unusual sounds that may indicate improper installation. Check for exhaust leaks by feeling around the joints and ensuring that everything is functioning as intended.
What Tools Do You Need for DIY Installation?
To install the best exhaust for an Aprilia RS 660, you’ll need a variety of essential tools to ensure a proper and efficient installation.
- Socket Set: A complete socket set is crucial for loosening and tightening bolts on the exhaust system. Different sizes are needed for various components, and a ratchet will help in applying the necessary torque without stripping the bolts.
- Torque Wrench: A torque wrench is vital for ensuring that bolts are tightened to the manufacturer’s specifications. This prevents damage to the exhaust or engine components caused by over-tightening and ensures a secure fit.
- Wrenches: Open-end or adjustable wrenches are helpful for accessing hard-to-reach areas and securing fittings that a socket may not be able to reach. Having a variety of sizes on hand will allow for flexibility during the installation process.
- Screwdrivers: A set of screwdrivers, including both flathead and Phillips types, is necessary for removing any screws or clamps that may be securing the exhaust system. These tools are essential for ensuring that all components are properly disassembled and reassembled.
- Cutting Tool: If modifications are needed, such as trimming pipes or removing old exhaust sections, a cutting tool like a hacksaw or pipe cutter will be required. This allows for precise cuts to ensure a proper fit for the new exhaust system.
- Rubber Mallet: A rubber mallet can be useful for gently persuading exhaust components into place without damaging them. It helps ensure that parts fit snugly together during installation.
- Safety Gear: Don’t forget safety gear, including gloves and goggles, to protect yourself while working on the motorcycle. Safety should always be a priority when using tools and handling exhaust components.
What Are Riders Saying About Their Choices for Exhaust Systems on Aprilia RS 660?
The SC Project S1 Exhaust stands out for its aesthetic appeal and deep, throaty sound, making it an ideal choice for those seeking both performance and style. Riders often mention the noticeable weight reduction, which complements the RS 660’s sporty handling.
The Akrapovic Full System is recognized as a premium choice, delivering significant horsepower and torque improvements due to its high-quality materials and engineering. Riders who invest in this system often report enhanced throttle response and an exhilarating riding experience, justifying its cost.
The Termignoni Exhaust appeals to those looking for a racing edge, offering an aggressive sound and powerful performance enhancements. Riders appreciate its compliance with regulations while providing a unique aesthetic that aligns with the sporty design of the RS 660.
Lastly, the Yoshimura Alpha T Exhaust is celebrated for its distinctive sound that sets it apart from competitors. Riders enjoy the combination of reduced weight and improved performance, which translates to a more dynamic riding experience on the RS 660.
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