ARROW THUNDER silencer kit with decatalyst fitting for original manifold for KTM RC and DUKE 390 and 125 from 2017 to 2020

Approved on public roads! Supplied with approval certificates.

Here is the silencer from the famous ARROW Exhaust house for KTM RC 390 and 125, DUKE 390 and 125 from 2017 to 2020!

This silencer will satisfy you completely!

On the one hand a considerable weight gain but also a gain in engine performance, more recovery and more speed!

On the other hand, a gain in style and sound, the design and the noise of the exhaust will give your KTM a Racing look while remaining very sober and homologated! This silencer is delivered with its complete documentation, the necessary assembly, the screws, etc ...

Please note this connection is designed to be mounted on the original manifold . Its outlet diameter is 54mm. A gain of +3.00HP and +1.18Nm of torque will be felt after installing this silencer-fitting kit.

This silencer has a removable DB-KILLER, it is available in Aluminum, Black Aluminum with its steel or carbon tip or in Titanium with its carbon tip.

To further increase your performance, the THUNDER muffler kit also has a decatalyzed connection to be fitted in place of the original catalytic converter*.

*By removing your catalyst, your line is no longer homologated on European roads.

Mounts on KTM RC 390 and 125 from 2017 to 2020

Mounts on KTM DUKE 390 and 125 from 2017 to 2020