Arrow Thunder Exhaust System 2021-2023 Honda CRF300L
- Please allow 10-14 business days for delivery in USA and allow for occassional shipping delays.
- If your order is time sensitive please email first
- International shipping fees apply, availability varies by location, please email for more info
The Thunder exhaust range was designed with a new diamond-shaped section. The advanced design profile makes it possible to decrease dimensions yet maintain equivalent surface area. Increasing the internal volume results in benefits in terms of noise damping and more performance. Internal structure is constructed from stainless steel using advanced TIG welding techiniques. The internal parts, sections, exit pipe and the rear endcap are designed to allow for the uninteruppted flow of exhaust gases, reducing back-pressure-generated losses. Thunder exhaust silencers are street legal with a removable noise damping baffle included. Fitting the exhaust is easy and fast and these systems do not require to change original settings of the ECU or to add a separate ECU module.