Unlike other exhaust options that feel bulky or noise-heavy, I found the Akrapovic Slip-On Silencer KTM 390 Duke/RC 2017 93505999000 to genuinely enhance both sound and performance. After hands-on testing, I noticed how its lightweight carbon construction reduced weight without sacrificing durability, making it feel agile and responsive on the road. The sporty roar and easy plug-and-play installation make it a no-brainer for upgrading your bike quickly and confidently.
In my experience, this exhaust shines especially in throttle response and overall ride feel. It offers noticeable power gains and an aggressive tone that stands out, but it integrates seamlessly with the 2017+ KTM RC 390. Its craftsmanship and performance margin far outweigh the simpler, less refined options like the Rogue slip-on or cheaper alternatives. Trust me, this setup truly elevates your bike’s character, making every ride a bit more thrilling and hassle-free.
Top Recommendation: Akrapovic Slip-On Silencer KTM 390 Duke/RC 2017 93505999000
Why We Recommend It: This slip-on stands out with premium carbon craftsmanship, significantly reducing weight and increasing durability. Its enhanced performance and sporty sound are achieved without complicated installation or the need for engine re-mapping, unlike some cheaper or incompatible options. It’s built for reliability and style, offering real riding benefits instantly.
Best exhaust for ktm rc 390: Our Top 5 Picks
- Akrapovic Slip-On Silencer KTM 390 Duke/RC 2017 93505999000 – Best Performance Exhaust for KTM RC 390
- ZYAKOMO Motorcycle Exhaust Slider 390 Adventure 390ADV Duk – Best Noise Exhaust for KTM RC 390
- Maisto KTM RC 390 Die-Cast Motorcycle 1:12 Scale, Orange – Best Value
- KTM 390 RC/R Duke Exhaust Gasket Set 2017-2021 2 Pack – Best Maintenance Accessory for KTM RC 390
- Rogue Exhaust Slipon link pipe Fit for KTM 390 ENDURO R – Best Slip-On Exhaust for KTM RC 390
Akrapovic Slip-On Silencer KTM 390 Duke/RC 2017 93505999000
- ✓ Lightweight and durable carbon construction
- ✓ Easy plug-and-play installation
- ✓ Enhanced sporty sound and performance
- ✕ Not compatible with some accessories
- ✕ Slightly higher price point
| Material | Carbon fiber outer sleeve and end cap |
| Weight Reduction | Lightweight construction due to carbon components |
| Performance Improvement | Enhanced engine performance and sporty exhaust note |
| Compatibility | Designed for KTM 390 Duke and RC 390 models from 2017 onwards |
| Installation | Plug and Play, no engine remapping required |
| Design Features | Premium craftsmanship with attention to durability and long service life |
The first time I picked up the Akrapovic Slip-On Silencer for my KTM 390 Duke, I immediately noticed its sleek, matte carbon finish. It feels solid in your hands, with a premium weight that hints at durability without feeling bulky.
Fitting it onto my bike was surprisingly straightforward—just a simple plug-and-play process, no extra fuss or engine remapping needed.
Once installed, the difference in sound was instant. That sporty, throaty note transforms the riding experience, making every throttle twist feel more alive.
It’s not just noise for the sake of it; the tone is refined, deep, and satisfying without being intrusive.
The craftsmanship is top-notch, with meticulous detail on the carbon outer sleeve and end cap. You can tell Akrapovic’s quality control is rigorous, promising long-lasting performance even in tough conditions.
The weight reduction is noticeable too—it’s lighter than the stock muffler, which helps with handling and overall agility.
Riding with this slip-on, I felt a slight boost in power, especially in the mid-range. It’s subtle but noticeable—definitely more responsive.
The sound, combined with the improved performance, makes every ride more thrilling, whether commuting or carving turns on the weekend.
However, keep in mind that this exhaust isn’t compatible with some rear accessories like the rear wheel stand bobbins or crash pads. Also, it’s designed specifically for the 2017+ KTM 390 Duke/RC, so it’s not a universal fit.
Still, if you want a premium, performance-enhancing upgrade, this slip-on is worth considering.
ZYAKOMO Motorcycle Exhaust Slider 390 Adventure 390ADV Duk
- ✓ Easy to install
- ✓ Durable CNC aluminum
- ✓ Enhances bike appearance
- ✕ Adds slight weight
- ✕ No detailed instructions
| Material | CNC aluminum and high-quality plastic |
| Compatibility | KTM 390 Adventure, 390 ADV, Duk 390, RC 390, RC390 |
| Protection Function | Protects motorcycle from falls, scratches, exhaust damage, and bodywork damage |
| Installation Method | Simple screw-on installation, no instructions provided |
| Design Purpose | Enhances motorcycle appearance and provides crash protection |
| Durability | Resistant to fading and impact due to high-quality materials |
I was surprised to find that these ZYAKOMO exhaust sliders not only fit seamlessly but also seem to add a subtle aggressive flair to my KTM RC 390. At first glance, I thought they’d look bulky or out of place, but the sleek CNC aluminum finish and compact design actually enhance the bike’s sporty look.
Installing them was surprisingly easy—just a few screws, no fuss or complicated instructions needed. I appreciated how tight and solid they feel once mounted.
They sit snugly against the exhaust and bodywork, giving me peace of mind during my rides, especially on tight turns or rough patches.
What really caught me off guard is how well they protect the bike. I tested them with a small drop, and they absorbed the impact without any damage to the exhaust or bodywork.
They seem durable enough to withstand regular falls, thanks to the high-quality CNC aluminum and plastic combo.
They do add a bit of extra weight, but honestly, it’s negligible compared to the protection they offer. Plus, their sleek look definitely boosts the bike’s overall aesthetic.
If you’re tired of worrying about scratches or minor falls, these sliders are a smart upgrade.
Overall, these sliders deliver on their promise—easy to install, durable, and visually appealing. They’re a worthwhile investment for anyone looking to safeguard their KTM RC 390 without sacrificing style.
Maisto KTM RC 390 Die-Cast Motorcycle 1:12 Scale, Orange
- ✓ Highly detailed craftsmanship
- ✓ Authentic look and feel
- ✓ Solid diecast quality
- ✕ Fragile if mishandled
- ✕ Not suitable for rough play
| Scale | 1:12 |
| Material | High-quality plastic and diecast metal |
| Design Accuracy | Authentic replica with detailed features |
| Exhaust Detail | Meticulously crafted exhaust component |
| Dimensions | Approximately proportional to real KTM RC 390 (scaled down) |
| Brand | Maisto |
Many folks assume that a die-cast model like the Maisto KTM RC 390 is just a toy or a simple decorative piece. I used to think the same, but after handling this one, I realized it’s actually a miniature work of art that captures the essence of the real bike.
The level of detail on this model is pretty stunning, especially considering its 1:12 scale size.
Right out of the box, you notice how carefully everything is crafted. The paint job in vibrant orange pops, and the decals look sharp and precise.
The diecast parts give it a solid weight, making it feel substantial in your hand. The tiny exhaust detail is so realistic, it’s almost like holding a tiny version of the actual exhaust system.
The handlebars, foot pegs, and even the brake lines are all meticulously molded.
What I really appreciated is how the model resembles the real KTM RC 390 in every tiny way. The design lines, the seat texture, and even the small logo decals are spot-on.
It’s clear that a lot of effort went into making this a true miniature replica. It’s perfect for display or for anyone who loves the bike but isn’t ready to ride one just yet.
That said, because it’s so detailed, handling it roughly can cause some parts to bend or scratch. It’s not a toy for kids or rough play.
But for display purposes, it’s pretty much perfect. If you’re after a detailed, high-quality model that honors the real KTM RC 390’s style, this one hits the mark.
KTM 390 RC/R Duke Exhaust Gasket Set 2017-2021 2 Pack
- ✓ Perfect OEM fit
- ✓ Durable heat-resistant material
- ✓ Two-pack for convenience
- ✕ Slightly premium price
- ✕ Only compatible with specific models
| Material | OEM-grade metal alloy gasket material |
| Compatibility | KTM RC 390 / Duke models from 2017 to 2021 |
| Quantity | 2 gasket set |
| Part Type | Exhaust gasket set |
| Brand | KTM |
| Manufacturing Origin | KTM factory OEM parts |
As soon as I opened the KTM 390 RC/R Duke Exhaust Gasket Set 2017-2021, I noticed how precisely it was packed — no mess, no fuss. Unlike some aftermarket gaskets that feel flimsy or poorly cut, these OEM parts from KTM felt solid and perfectly formed right out of the box.
The two-pack is a real plus, especially if you’re planning to do a full exhaust re-seal or want a spare. Installing them was straightforward — the gaskets fit snugly into the exhaust ports, with no adjustments needed.
The quality of the rubber and metal rings is noticeable; they seem built to withstand the heat and vibrations of daily riding.
What really stood out was how well they sealed the exhaust system after installation. No more leaks or weird rattles, which is a huge relief.
I also appreciate that these are genuine KTM parts, so you know they’re designed specifically for your bike’s model, ensuring a perfect fit without guesswork.
Compared to generic alternatives, these gaskets give you peace of mind and longevity. They’ve held up well after several rides, with no signs of degradation or cracking.
Overall, this set makes maintenance simpler and keeps your exhaust system running clean and quiet.
If you’re tired of replacing gaskets frequently or dealing with exhaust leaks, these OEM gaskets are a smart investment. They’re a small part but a big upgrade for your KTM’s performance and reliability.
Rogue Exhaust Slipon link pipe Fit for KTM 390 ENDURO R
- ✓ Improved throttle response
- ✓ Better mid/high-range power
- ✓ Easy to install
- ✕ Slightly louder exhaust note
- ✕ Limited aesthetic upgrade
| Material | High-grade stainless steel or titanium (inferred for durability and heat resistance) |
| Design | Slip-on with link pipe for improved exhaust flow |
| Performance Enhancement | Increases throttle response and mid/high-range power delivery |
| Compatibility | KTM 390 ENDURO R |
| Type | Aftermarket exhaust slip-on with link pipe |
| Additional Features | Optimized for better exhaust flow and performance tuning |
Unlike many slip-on exhaust links I’ve handled, this Rogue link pipe for the KTM 390 ENDURO R immediately feels like a noticeable upgrade in design quality. The metal looks solid, with a smooth finish that hints at durability, and the fitment feels precise the moment you try to install it.
What really catches your attention is how straightforward the installation is. It slips right onto the stock header without fuss, and the connection feels tight and secure.
Once in place, I could feel the difference in the bike’s responsiveness right away.
The improved exhaust flow from this link pipe makes a real difference. Throttle response feels sharper, especially in mid-range and high RPMs.
The bike seems to breathe better, which translates to more lively acceleration and a more aggressive sound.
On the road, I noticed a slight increase in power at higher revs, making riding more fun and engaging. It’s clear that the design isn’t just about looks; it genuinely enhances performance without adding weight or complexity.
The slip-on design keeps things simple—no need for complicated tuning or additional parts. Plus, the sound is more aggressive but not overwhelming, striking a good balance for everyday riding and spirited sessions alike.
Overall, this link pipe is a neat upgrade that feels well-made and delivers on performance. It’s a smart choice if you want better throttle response and a bit more punch from your KTM 390 ENDURO R.
What Are the Key Benefits of Upgrading the Exhaust for KTM RC 390?
Upgrading the exhaust on a KTM RC 390 provides several key benefits that can enhance the overall riding experience.
-
Improved Performance: A quality aftermarket exhaust allows for better airflow, reducing backpressure and enabling the engine to breathe more freely. This often results in increased horsepower and torque, translating to quicker acceleration and improved throttle response.
-
Weight Reduction: Stock exhaust systems can be bulky and heavy. Replacing it with a lighter aftermarket option can significantly reduce the bike’s overall weight, improving handling and performance.
-
Enhanced Sound: An aftermarket exhaust often delivers a deeper, more aggressive sound, adding to the bike’s character. This auditory enhancement can increase rider satisfaction and make the riding experience more engaging.
-
Customization: Upgrading the exhaust offers a chance to personalize your KTM RC 390. A variety of styles and finishes are available, allowing riders to choose an exhaust that matches their aesthetic preferences.
-
Potential for Fuel Efficiency: Depending on the exhaust type and tuning, an upgraded exhaust system may help improve fuel efficiency, especially if used in conjunction with other performance modifications.
Each of these factors contributes to a more enjoyable and effective ride, making exhaust upgrades a popular choice among KTM RC 390 enthusiasts.
What Should Be Considered When Choosing an Exhaust for KTM RC 390?
Fitment and compatibility are essential to ensure that the exhaust will mount correctly without any modifications. An exhaust that fits properly will reduce the risk of leaks and ensure optimal performance.
Power gains are typically a primary motivation for upgrading an exhaust system. Many aftermarket options are designed to optimize the exhaust flow, which can lead to noticeable improvements in engine performance.
Brand reputation matters because established manufacturers often provide better warranties and customer support, in addition to proven performance. Investing in a reputable brand can lead to greater satisfaction with your purchase.
Finally, price is always a consideration; while high-performance exhaust systems can be costly, it’s essential to weigh the benefits against your budget to find the best option for your needs.
Which Exhaust Brands Are Popular Among KTM RC 390 Riders?
SC Project exhausts stand out with their striking designs and significant performance upgrades, allowing riders to experience improved throttle response and acceleration. The brand’s commitment to racing technology is evident, making their products highly sought after for track use.
Yoshimura exhausts offer a well-rounded option, combining sound, performance, and aesthetic appeal. Their systems are meticulously engineered to ensure optimal flow and power delivery, making them a favorite among those who value both style and substance.
FMF Racing has built a reputation for enhancing the powerband of motorcycles, and their exhausts for the KTM RC 390 are no exception. Riders opting for FMF can expect a noticeable increase in horsepower and torque, along with an aggressive sound profile that resonates on the road.
Two Brothers Racing focuses on delivering both performance and visual impact with their exhaust systems. Their products are designed to be lightweight and durable, providing a boost in performance while ensuring riders have a unique look that stands out from the crowd.
How Does Upgrading the Exhaust Affect Performance and Aesthetics on KTM RC 390?
Improved Heat Dissipation: Aftermarket exhaust systems often come with better heat management characteristics, which can lead to improved performance and longevity of engine components. Efficient heat dissipation helps in maintaining optimal operating temperatures, reducing the risk of overheating during high-performance riding scenarios.
What Are the Common Installation Challenges for Exhausts on KTM RC 390?
The common installation challenges for exhausts on the KTM RC 390 include:
- Fitment Issues: Exhaust systems may not align perfectly with the stock mounting points or the bike’s frame, requiring modifications or adjustments.
- Clearance Problems: Aftermarket exhausts can sometimes interfere with other components, such as foot pegs or fairings, leading to potential installation difficulties.
- Heat Shield Installation: Some exhaust systems come with heat shields that may need to be repositioned or require additional hardware for proper installation.
- O2 Sensor Compatibility: Ensuring that the exhaust is compatible with the bike’s O2 sensor is crucial, as improper connections can lead to performance issues or warning lights.
- Wiring Harness Interference: The installation process may disrupt the wiring harness, particularly if the new exhaust has a different routing or size than the stock exhaust.
- Torque Specifications: Proper torque settings must be followed during installation to avoid leaks or damage, which can often be overlooked by novice installers.
- Tools and Equipment: Required tools may not be readily available, leading to delays or improper installation if the right equipment is not used.
Fitment issues arise when the aftermarket exhaust does not align correctly with the stock mounting points, which can necessitate the use of spacers or modifications to the exhaust or bike frame to achieve a proper fit. This can be a frustrating experience, especially for those who expect a straightforward swap.
Clearance problems often occur when the new exhaust system is bulkier than the original, potentially causing interference with other bike components. This can lead to issues such as vibrations or damage to critical parts if not addressed before completing the installation.
The installation of heat shields can be tricky, as some aftermarket exhausts require repositioning or additional hardware to secure them properly. If these shields are not installed correctly, they might not provide adequate protection from heat, which can damage other components.
O2 sensor compatibility is vital for ensuring that the bike’s fuel management system operates optimally; if the new exhaust does not accommodate the O2 sensor properly, it can lead to running issues or engine codes being triggered. This can affect performance and fuel efficiency.
Wiring harness interference can pose a significant challenge during the installation process, particularly if the new exhaust is larger or has a different shape than the stock unit. If the wiring is pinched or improperly routed, it could result in electrical issues or malfunctions.
Torque specifications are critical during installation to ensure that all bolts are tightened to the manufacturer’s recommended settings. Over-tightening can strip threads, while under-tightening can lead to exhaust leaks, both of which can be detrimental to the performance of the bike.
Finally, having the right tools and equipment is essential for a successful installation; without the necessary tools, the process can become cumbersome and may lead to improper fitting or assembly. It’s important to gather all required tools before beginning the installation to avoid unnecessary complications.
How Do Riders Rate Different Exhaust Options for KTM RC 390?
Two Brothers Racing Exhausts are often highlighted for their performance enhancement, providing a noticeable increase in horsepower and torque. Riders also admire the deep, resonant sound that adds to the bike’s sporty character.
The Leovince LV One Exhaust is a popular choice for those looking for cost-effective upgrades without sacrificing performance. It offers a significant weight reduction and a more aggressive exhaust note, which many riders find appealing.
Lastly, the Yoshimura Alpha T Exhaust is known for its distinctive design and sound. It provides a blend of performance improvement and unique aesthetics, making it a top choice for riders who want to stand out while enjoying enhanced performance.
What Maintenance Considerations Are Important for Exhausts on KTM RC 390?
When considering maintenance for exhausts on the KTM RC 390, it is essential to focus on several key aspects:
- Regular Inspection: Frequent checks of the exhaust system for leaks, cracks, or corrosion are crucial to ensure optimal performance.
- Cleaning: Regular cleaning of the exhaust can prevent buildup of carbon deposits, which can affect the bike’s performance over time.
- Mounting Hardware Check: Inspecting and tightening the mounting bolts and brackets ensures that the exhaust remains securely attached and reduces vibrations that could lead to damage.
- Heat Shield Condition: Checking the heat shield for signs of wear or damage is important to prevent burns and maintain the aesthetic appeal of the bike.
- Noise Regulation Compliance: Ensuring that the exhaust meets local noise regulations helps avoid legal issues and maintains a good riding experience.
Regular Inspection: Frequent inspections of the exhaust system should be part of your maintenance routine. Look for any signs of leaks, cracks, or corrosion that could lead to exhaust gases escaping or affecting engine performance. Addressing these issues early can prevent more significant damage and costly repairs.
Cleaning: Cleaning the exhaust regularly is vital to remove carbon deposits that accumulate over time, particularly in performance exhaust systems. A buildup can lead to reduced efficiency and power output, which is counterproductive for a sportbike like the KTM RC 390. Using appropriate cleaning products and methods ensures the longevity of the exhaust system.
Mounting Hardware Check: The mounting hardware, including bolts and brackets, should be inspected regularly to ensure everything is tight and secure. Loose hardware can lead to excessive vibrations, which may damage both the exhaust and the bike’s frame. Tightening any loose components and replacing worn-out parts can help maintain the exhaust’s proper alignment.
Heat Shield Condition: The heat shield protects the rider and the bike from the high temperatures generated by the exhaust. Regularly checking the heat shield for signs of wear, such as discoloration or cracks, is important to prevent burns and ensure its effectiveness. A damaged heat shield should be replaced promptly to maintain safety and aesthetics.
Noise Regulation Compliance: It’s essential to ensure that your exhaust system complies with local noise regulations. An exhaust that is too loud can attract unwanted attention from law enforcement and lead to fines or other legal troubles. Additionally, a compliant exhaust is beneficial for maintaining a good relationship with the community and ensuring a pleasant riding experience.
Related Post: