KO LIGHTNING HPMPPI039-J Slip Exhaust Middle Pipe Muffler KO077 Duke

( Brand: Ko Lightning ), ( Country Of Origin: China ), ( Color: Multicolor ), ( Material: 304 Stainless Steel ), ( Placement On Vehicle: Center, Front, Rear, Right ), ( Type: Slip-on Exhaust System ), ( Features: 100 Accuracy Of Fit, Easy To Replace ), ( Manufacturer Part Number: HPMPPI039-J KO077 ), ( Machine Type: Dual Sport Motorcycle, Off-road Motorcycle, Scooter, Street Motorcycle ), ( Universal Fitment: No ), ( Item Diameter: Interior ), ( Item Length: 245 Mm/9.65 Inches 300mm/11.81inches ), ( Mounting Style: Bolt-on, Clamp-on, Slide-on, Weld-on ), ( Manufacturer Warranty: 12 Months ), ( Weight: About 1500g ), ( Fitment 1: For Duke 125 2017-2020 ), ( Fitment 2: For Duke 250 2017-2020 ), ( Fitment 3: For Duke 390 2017-2020 ), ( Fitment 4: For Duke Rc390 2017-2020 )

Review KO LIGHTNING Slip Exhaust Middle Pipe Mufflers Modified Duke fits RC390 125 250 390 2017–2020

Introducing the Ko Lightning HPMPPI039-J/KO077 Slip Exhaust Middle Pipe Mufflers, specifically designed for the Duke 125, 200, 390, and RC390 models from 2017 to 2020. This high-performance exhaust system upgrade is a must-have for those seeking improved engine performance and a more enthralling riding experience.

The Ko Lightning Slip Exhaust Middle Pipe Mufflers are meticulously crafted using premium materials, ensuring durability and resistance to corrosion. The mufflers boast a sleek, slip-on design, making for a straightforward installation process without the need for welding or other complex modifications.

These middle pipe mufflers feature a carefully engineered internal structure that optimizes exhaust gas flow, resulting in enhanced power output and torque. The system's free-flowing design reduces backpressure, allowing the engine to breathe more efficiently and generate increased horsepower.

One of the most notable features of the Ko Lightning Slip Exhaust Middle Pipe Mufflers is the significant reduction in weight compared to the stock exhaust system. By shedding excess weight, the motorcycle experiences improved agility and responsiveness, making for a more exhilarating ride.

The Ko Lightning exhaust system also boasts an alluring appearance. The high-temperature ceramic coating provides a glossy, protective finish while the polished stainless steel construction adds a touch of sophistication. Additionally, the mufflers come with a removable dB killer, allowing riders to customize their exhaust sound according to their preference and local noise regulations.

In summary, the Ko Lightning HPMPPI039-J/KO077 Slip Exhaust Middle Pipe Mufflers offer a multitude of benefits for Duke and RC390 owners. With improved engine performance, reduced weight, and an attractive design, this exhaust upgrade is an essential addition for those looking to elevate their riding experience.

The KO Lightning HPMPPI039-J/KO077 slip-on exhaust middle pipe mufflers are aftermarket parts designed for various Duke models including 125, 250, 390, and RC390 produced between 2017 and 2020. These exhaust systems aim to enhance the motorcycle's performance and aesthetics. Let's discuss the potential pros and cons of investing in these components.

1. Performance improvement: The slip-on mufflers are designed to provide better engine efficiency and power output by reducing backpressure and allowing gases to exit more freely. This can lead to improved acceleration and top end speed.

2. Weight reduction: The aftermarket exhaust system is typically lighter than the stock exhaust, which can help in reducing the overall weight of the motorcycle and improving its handling and agility.

3. Enhanced sound: Slip-on mufflers tend to produce a more aggressive and pleasing exhaust note, which can be an appealing factor for many riders.

4. Improved aesthetics: The sleek and stylish design of these mufflers can significantly enhance the visual appeal of the motorcycle, making it stand out from the crowd.

1. Cost: Aftermarket exhaust systems can be quite expensive, and the KO Lightning HPMPPI039-J/KO077 slip-on exhaust middle pipe mufflers are no exception. Riders need to consider whether the potential benefits are worth the investment.

2. Installation complexity: Installing an aftermarket exhaust system can be a time-consuming and intricate process. It may require professional assistance or extensive mechanical knowledge.

3. Noise concerns: The increased exhaust note produced by these mufflers can be quite loud, which may not be desirable for riders who prefer a quieter ride or live in areas with strict noise regulations.

4. Potential impact on fuel efficiency: While the improved engine performance can result in better acceleration and top end speed, it may also negatively impact fuel efficiency due to increased power output.

The KO Lightning HPMPPI039-J/KO077 slip-on exhaust middle pipe mufflers can offer significant performance enhancements, improved aesthetics, and a more pleasing exhaust note for Duke motorcycle owners. However, the investment comes with a hefty price tag, potential installation complexities, and the possibility of increased noise level and reduced fuel efficiency. Riders need to carefully weigh the pros and cons and determine if the benefits align with their specific needs and preferences.

If you are an avid rider who values power, agility, and an aggressive exhaust note, the KO Lightning HPMPPI039-J/KO077 slip-on exhaust middle pipe mufflers could be an excellent investment for your Duke motorcycle. However, if you prioritize a quieter ride, fuel efficiency, or a smaller budget, it might be worth considering other options or waiting until you can afford the upgrade. Always ensure that you have the proper tools and knowledge to install the exhaust system or seek professional assistance if necessary.

Details:

Type: Exhaust Mid Pipe Muffler. Reducing overall weight for top performance to obtain max output. Installation instruction is NOT included. Modified For Duke 125 250 390 2017 2020 Years.

Modified For Duke RC390 2017 2020 Years. Slip-on For Duke 125 250 390 RC390 2017 2020 Exhaust Escape Mid Pipe Muffler. Fashion design style, a great accessory to dress up your rides. Package include: 1 x Mid Link Pipe: Exhaust 1x Accessories Set, Some installation accessories as the picture show Installation Notes: 100% Brand new, Never mounted, High quality.

part #: hpmppi039 prices

• $91.96-$183.22

specifications exhausterupt:

• for models: Rc390, 125, 250, 390
• for years: 2017-2020
• brand: Ko Lightning
• country of origin: China
• color: Multicolor
• material: 304 Stainless Steel
• placement on vehicle: Center, Front, Rear, Right
• type: Slip-on Exhaust System
• features: 100 Accuracy Of Fit, Easy To Replace
• manufacturer part number: HPMPPI039-J KO077
• machine type: Dual Sport Motorcycle, Off-road Motorcycle, Scooter, Street Motorcycle
• universal fitment: No
• item diameter: Interior
• item length: 245 Mm/9.65 Inches 300mm/11.81inches
• mounting style: Bolt-on, Clamp-on, Slide-on, Weld-on
• manufacturer warranty: 12 Months
• weight: About 1500g
• fitment 1: For Duke 125 2017-2020
• fitment 2: For Duke 250 2017-2020
• fitment 3: For Duke 390 2017-2020
• fitment 4: For Duke Rc390 2017-2020

payments exhausterupt:

• other
• credit card: Diners-club
• wallet: Apple-pay

seller exhausterupt:

• city: Walton, Kentucky
• # reviews: 503
• rating: 97.7%

returns exhausterupt:

• time: 30 Days
• paid by: Seller
• policy: Returns Accepted

offer exhausterupt:

• best offers: True
• availability: In Stock
• started: October 16, 2025
• sold: 0
• options: Ship-to-home
• quantity: 5

shipping exhausterupt:

• transit: 4-7 Days
• class: Economy, Standard, Expedited
• cost: $0.00
• type: Fixed
• service: Economy, Standard, Expedited

general exhausterupt:

• Motorcycle Scooter Parts Accessories > Exhaust Emission Systems > Exhaust System Kits
• condition: New other see details

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