ARROW PRO-Racing homologated silencer in nichrome for TRIUMPH THRUXTON / R / RS 16-23 | SPEED TWIN 1200 19-20
ARROW PRO-Racing homologated silencer in nichrome for TRIUMPH THRUXTON / R / RS 16-23 | SPEED TWIN 1200 19-20
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ARROW PRO-RACING 71851RKI silencer in Nichrome for TRIUMPH THRUXTON / R / RS 16-23 | SPEED TWIN 1200 19-20
This model features a trumpet-shaped design that has been incredibly successful and is increasingly in demand for larger motorcycles. Thus, the Pro-Racing line was born, with greater internal volume and an industrial design. The final section of the cone was widened to 106 mm, substantially increasing the silencer's internal volume.
The Pro-Racing line design is more flexible, available in configurations with a single cone or two sections welded together, adapting perfectly to the motorcycle's design. Manufactured in stainless steel and TIG-welded, these silencers are available in homologated versions with carbon fiber or stainless steel end caps.
The Pro-Racing version is intended for large or high-displacement motorcycles, offering higher dB(A) levels thanks to the increased internal volume of the silencer. With a versatile design, this exhaust fits the aesthetics of the bike perfectly, providing exceptional performance and sound.
Technical features
- IMPORTANT: Do I need to buy anything else to mount it on my TRIUMPH THRUXTON / R / RS 16-23 | SPEED TWIN 1200 19-20?: OPTIONAL: Triumph SPEED TWIN 1200 2019-2020: This 71851RKI exhaust can optionally be mounted with the original headers or with this Arrow header: 71664MI, in case you want to improve your motorcycle's sound and performance.
- IMPORTANT: Do I need to buy anything else to mount it on my TRIUMPH THRUXTON / R / RS 16-23 | SPEED TWIN 1200 19-20?: OPTIONAL: Triumph THRUXTON 1200 / 1200 R 2016-2020: This 71851RKI exhaust can optionally be mounted with the original headers or with this Arrow header: 71664MI, in case you want to improve your motorcycle's sound and performance.
- IMPORTANT: Do I need to buy anything else to mount it on my TRIUMPH THRUXTON / R / RS 16-23 | SPEED TWIN 1200 19-20?: OPTIONAL: Triumph THRUXTON 1200 RS 2020-2023: This 71851RKI exhaust can optionally be mounted with the original headers or with this Arrow header: 71664MI, in case you want to improve your motorcycle's sound and performance.
Is the ARROW 71851RKI exhaust homologated for TRIUMPH THRUXTON / R / RS 16-23 | SPEED TWIN 1200 19-20?
- Homologation for sound emission DB(a): YES
- Homologation for CO2 emission: YES
IMPORTANT:
- Triumph SPEED TWIN 1200 2019-2020: The Arrow exhaust is homologated for EURO 4, EC ECE, CARB when installed on the original headers. If you use the ARROW headers, the exhaust will not be homologated for CO2 emissions as there is no catalytic converter inside.
- Triumph THRUXTON 1200 / 1200 R 2016-2020: The Arrow exhaust is homologated for EURO 4, EC ECE, CARB when installed on the original headers. If you use the ARROW headers, the exhaust will not be homologated for CO2 emissions as there is no catalytic converter inside.
- Triumph THRUXTON 1200 RS 2020-2023: The Arrow exhaust is homologated for EURO 5 when installed on the original headers. If you use the ARROW headers, the exhaust will not be homologated for CO2 emissions as there is no catalytic converter inside.
Advantages of the Arrow 71851RKI vs. original for your TRIUMPH THRUXTON / R / RS 16-23 | SPEED TWIN 1200 19-20
- More Sound: [DB]
- More Power: [HP]
- More Torque: [NM]
- Less Weight: [KG]
- NOTES: All components are interchangeable with the originals.
What material is it made of?
The silencer body is made of Nichrome, offering good resistance to oxidation, very good shape stability, good ductility, and excellent weldability.
The durability of the materials used for its development is track-tested to ensure optimal performance on the road.
Which motorcycles is the ARROW 71851RKI compatible with?
- Triumph SPEED TWIN 1200 2019-2020
- Triumph THRUXTON 1200 / 1200 R 2016-2020
- Triumph THRUXTON 1200 RS 2020-2023

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.