BUN Freestyle aluminum water box. As mentioned in the description of the BUN chambers, there is no match to the performance of the BUN chamber paired with the BUN water box. They work in harmony together to make the most of your exhaust system.
*2.5" outlet size on both sides
PLEASE NOTE - The WAZ edition and Yamaha edition chambers use the SAME water box.
If the item is not in stock, we will have it soon.
** A charge for shipping / importing from Japan will be added in edition to listed price (EST $85)