ARROW Indy Race homologated black aluminum silencer for KTM DUKE 390 24-26 | DUKE 125 24-26
ARROW Indy Race homologated black aluminum silencer for KTM DUKE 390 24-26 | DUKE 125 24-26
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ARROW Indy Race 71972AKN silencer in black aluminum for KTM DUKE 390 24-26 | DUKE 125 24-26
The 71972AKN exhaust is based on one of ARROW's historical product lines, which has been renewed to become an even more absolute icon among versatile exhausts that adapt well to all types of motorcycles.
The shape, reminiscent of the Indy Formula ovals from which its name is derived, is enriched with technical details such as the new side relief, which not only gives the exhaust a very pleasing look but also makes it even more robust and rigid.
The design of the Arrow Indy Race Evo exhaust is inspired by Indy racing and has been carefully optimized to maximize exhaust flow and increase engine power. Each curve and detail has been meticulously adjusted to ensure fluid and unrestricted gas exit, which translates into impressive sound and response.
Technical characteristics
- IMPORTANT: Do I need to buy anything else to mount it on my KTM DUKE 390 24-26 | DUKE 125 24-26?: OPTIONAL: KTM DUKE 125 2024-2025: This 71972AKN exhaust can optionally be mounted with the original manifolds or with this Arrow manifold: 71793MI, in case you want to improve the sound and performance of your motorcycle.
- IMPORTANT: Do I need to buy anything else to mount it on my KTM DUKE 390 24-26 | DUKE 125 24-26?: OPTIONAL: KTM DUKE 390 2024-2025: This 71972AKN exhaust can optionally be mounted with the original manifolds or with this Arrow manifold: 71788MI, in case you want to improve the sound and performance of your motorcycle.
Is the ARROW 71972AKN exhaust homologated for KTM DUKE 390 24-26 | DUKE 125 24-26?
- Homologation for sound emission DB(a): YES
- Homologation for CO2 gas emission: YES
IMPORTANT:
- KTM DUKE 125 2024-2025: The Arrow exhaust is homologated for EURO 5+, EC ECE, CARB when installed on the original manifolds. If you use the ARROW manifolds, the exhaust will not be homologated for CO2 emissions as there is no catalytic converter inside.
- KTM DUKE 390 2024-2025: The Arrow exhaust is homologated for EURO 5+, EC ECE, CARB when installed on the original manifolds. If you use the ARROW manifolds, the exhaust will not be homologated for CO2 emissions as there is no catalytic converter inside.
Advantages of the Arrow 71972AKN vs. original for your KTM DUKE 390 24-26 | DUKE 125 24-26
- More Sound: [DB]
- More Power: [HP]
- More Torque: [NM]
- Less Weight: [KG]
- NOTES: All components are interchangeable with the original ones, only compatible for vehicles with 2 oxygen sensors. When installing the Arrow manifold kit, please read the technical note published on the Arrow website dedicated to this motorcycle.
What material is it made of?
The silencer body is made of aluminum, which allows the exhaust to be much lighter compared to the steel version. This material also dissipates heat more effectively, which contributes to improved performance. Aluminum is highly resistant to corrosion and has a bright appearance. In addition, the exhaust features a black finish, which is achieved thanks to a ceramic-based painting process, resulting in a more aggressive look.
Which motorcycles is the ARROW 71972AKN compatible with?
- KTM DUKE 125 2024-2025
- KTM DUKE 390 2024-2026

Frequently Asked Questions
¿Cómo sé si este escape es compatible con mi moto?
El título y la descripción indican la marca, el modelo y los años de la moto para los que está fabricado. Si tienes dudas, escríbenos por WhatsApp al +34 614 30 74 60 con tu modelo y año, y te confirmamos la compatibilidad antes de comprar.
¿Qué diferencia hay entre un slip-on y una línea completa?
El slip-on (tramo final) sustituye el silenciador y el semicolector, y se monta sobre los colectores de serie. La línea completa sustituye todo el escape desde el motor, colectores incluidos, por lo que el cambio de sonido, rendimiento y peso es mayor.
¿Es difícil montar el escape?
Nuestros escapes incluyen el kit de montaje necesario. Un slip-on se puede montar en casa con herramienta básica; para una línea completa recomendamos hacerlo en un taller.
¿Hay que reprogramar la centralita?
Con un slip-on normalmente no es necesario. Con una línea completa, o si se quita el catalizador, es recomendable ajustar el mapa de la centralita en un taller para sacar el máximo rendimiento.
¿Qué es el DB-Killer y para qué sirve?
Es una pieza extraíble que va dentro del silenciador y reduce el nivel de ruido. Con el DB-Killer puesto el escape suena más discreto; sin él, suena más fuerte y racing.
Are the exhausts approved?
We have both approved and non-approved models in stock. Approved models are clearly indicated in the description. If nothing is mentioned, it is not approved.
Do they pass the MOT?
Approved models pass the MOT, as long as they have the db killer and catalytic converter installed.
Will I be fined if it is not approved?
Almost all of our non-homologated models include removable DB killers. If the DB killer is installed, fines are not usually incurred.
How long do shipments take?
Shipments take between 3 and 10 business days to arrive, depending on the country and region.
Can I track?
Yes, the package can be tracked in real time via our tracking page
Are there free returns?
Yes, we process free returns within the first 30 days of receiving the product, as long as it is in the same condition as it arrived.
What if I have a problem?
All our products have a guarantee, if you have any problem please contact us and in less than 24 hours you will have a solution.
Are payments secure?
Yes, all our payment methods include insurance and buyer protection.
¿Puedo escuchar cómo suena antes de comprarlo?
Sí. Escríbenos por WhatsApp al +34 614 30 74 60 y te mandamos un vídeo real del sonido de este modelo.