Description
Arrow has been supplying high quality exhausts for over 20 years. Neatly finished, lighter than the original exhausts, but also more beautiful and better sound.
Yamaha MT-07 2021-present with vihicle number RM33 Arrow exhaust system.
Thunder aluminum dark silencer with a carbon end cap 71930AKN.
This silencer has a European approval with a removable db killer.
The approval is engraved in the silencer and a certificate is included.
There is a choice of two stainless steel collector systems with and without catalytic converter.
The collectors without catalyst 71758MI is not approved
And the collectors with sports catalyst 71758KZ is approved.
The approval is also engraved in the corners of the approved collectors and a certificate is included.
The sports catalyst is removable. Through the collectors without a catalyst, the engine will make a lot more noise and get more power.
This is also the case with the collectors with the sports catalyst, but it is slightly less than with the collectors without a catalyst.
The muffler comes with the new Arrow logo as shown in the first picture, Black with a yellow A.
If you have any questions, please don’t hesitate to contact us.
Fitting instructions:
https://admin.arrow.it/img/documents/3885009.PDF
Video of the sound with dB killer and sport catalyst:
https://www.youtube.com/watch?v=SQoejthzBCo
71930AKN
Thunder aluminium “Dark” silencer with carby end cap
| Features | Values |
|---|---|
| Silencer material | aluminium Dark |
| Rear endcap material | carbon fibre |
| Silencer inner parts material | stainless steel |
| Silencer mounting | satinless steel clamp |
| Silencer body lenght (mm) | 270,00 |
| Junction (inlet) diameter (mm) | 54,00 |
| Junction (outlet) diameter (mm) | 50,00 |
| Oxygen sensor plug | NO |
| CO sensor plug | NO |
| Db Killer | SI |
| Weight (Kg) | 2,87 |
71758MI
Racing collectors for Thunder silencers
| Features | Values |
|---|---|
| Headers material | stainless steel |
| Junction (outlet) diameter (mm) | 54,00 |
| Oxygen sensor plug | NO |
| CO sensor plug | SI |
| Db Killer | NO |
| Weight (Kg) | 2,40 |
71758KZ
Catalytic homologated collectors kit for Thunder silencers
| Features | Values |
|---|---|
| Headers material | stainless steel |
| Junction (outlet) diameter (mm) | 54,00 |
| Oxygen sensor plug | NO |
| CO sensor plug | SI |
| Db Killer | NO |
| Weight (Kg) | 2,70 |
This post is also available in: Dutch
