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This is Doremi 1972 Z900 Racing 4-4 exhaust system

Other makers are imitating us with cheaper material that doesn't stay long.
This is an authentic product for people need real craftsmanship.

We newly designed the exhaust system in the same shape of a stock one with adding new technology to extend its life time.
Flange is not included.

Center stand capable
Oil change capable

Carbs set up is recommended.


"Doremi collection" provides Japanese super high quality custom parts.
Each one of them is unique and one-time production, We nevertheless offer really competitive price based on the rich experiences.

Because rare products are made to order, it is difficult to tell the exact delivery date.
So I am here for you as an individual coordinator with the direct connection to "Doremi collection".

I can provide you an early access, price matching, better delivery estimation and shipping rate.
Please message me with your plan. With Doremi, I will prepare the new quotation only for you.

For the standard products, I also introduce them in my store with my name. Please check out.

Made to order Z900 4-4 exhaust system

SKU: 10128
  • We always try our best to reflect the latest inventory on our website . It can be, however, out of stock in the case we receive orders simultaneously from distributors or overseas buyers, or due to factory’s capacity.

    To ensure desirable delivery date, please check our inventory before you place an order.

    In the case there is an inventory shortage after the order is placed, we will inform you by email.

4/21/2022 Update
Due to the worldwide fuel and SCM cost increase, Japan Post stopped their EMS (Express Mail Service) to several countries (US, CA, Euro etc.) So the website shopping system can't reflect the correct shipping fee.
We will inform you the latest shipping fee by email with our DHL discount.
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