The Straightboost 6061 Aluminum Donut is engineered for high-performance custom fabrication, allowing you to create tight-radius bends that are impossible to achieve with traditional mandrel bending. Whether you’re designing throttle body-to-intercooler connections, turbo compressor outlets, intercooler piping, intake manifolds, or other high-flow applications, this aluminum donut provides a seamless solution where space is extremely limited.
Unlike traditional pie-cut bends, these precision-formed aluminum donuts offer superior airflow, faster fabrication, and a cleaner, more professional finish. Each piece can be cut at any angle to produce bends of up to 180°, making it a versatile and time-saving alternative for fabricators.
Why Choose an Aluminum Donut for Your Build?
✔ Achieve Ultra-Tight Radius Bends – Perfect for space-restricted applications.
✔ Huge Time Savings Over Pie Cuts – No need for multiple cuts and welds.
✔ Smoother Airflow Than Pie Cuts – Eliminates turbulence and improves performance.
✔ Customizable Angles – Cut and weld to create any bend up to 180°.
✔ Minimal Preparation Needed Before Welding – Clean, precise surfaces ensure strong, high-quality welds.
Product Specifications:
- Brand: Straightboost Performance
- Material: 6061 Aluminum
- Material Thickness: Varies due to forming process (Average: 2.0mm)
- Centerline Radius (0.75D): 2.625″
- Sold As: Welded Outside Only (Check our store for half donut versions)
Custom Fabrication Made Easy
Each aluminum donut can be cut in half and welded together to produce any degree bend up to 180°, providing maximum flexibility for your project. Whether you’re building intercooler piping, turbocharger setups, or high-performance intake manifolds, this aluminum donut ensures a clean, efficient, and high-quality fabrication process.
Upgrade your build with a precisely machined, high-flow, and space-saving solution—shop Straightboost Aluminum Donuts today!






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