Exhaust Riser Extension 7" - Cast 316 (HDI GMR7)
HDI Marine's Exhaust Riser Extension 7" Cast 316 (HDI GMR7) is a high-grade stainless steel exhaust component designed for serious marine parts installations. This 7-inch extension raises the exhaust intake port by 6 inches, delivering extra clearance for your boat’s exhaust system. Cast from 316 stainless steel for corrosion resistance, it offers robust performance in harsh marine environments. It’s listed under the Exhaust Components category and branded by HDI Marine, a trusted name in boat parts.
Designed to integrate with standard exhaust layouts, the 7" riser extension improves airflow and reduces heat and vibration at the outlet. It’s a practical enhancement for performance-minded vessels and is suitable for a range of hulls and configurations. As part of marine energy systems, this exhaust component helps protect engine compartments and prolongs service life.
Free delivery Australia-wide on orders over $350. We deliver to every marina, port, coastal town in Australia, including Mackay Marina, Port Douglas, and Southport Yacht Club. Shop online at bigburjos.com for reliable marine parts, boat parts, and exhaust components from HDI Marine.
Details
This product is crafted with quality materials to ensure durability and performance. Designed with your convenience in mind, it seamlessly fits into your everyday life.
Shipping & Returns
We strive to process and ship all orders in a timely manner, working diligently to ensure that your items are on their way to you as soon as possible.
We are committed to ensuring a positive shopping experience for all our customers. If for any reason you wish to return an item, we invite you to reach out to our team for assistance, and we will evaluate every return request with care and consideration.