{"product_id":"aluminum-donuts","title":"411 Works Aluminum Donuts Unwelded","description":"\u003ch3\u003e411 Works Aluminum Donuts Unwelded | 6061 Aluminum | Fabrication Components\u003c\/h3\u003e\n\n\u003ch4\u003eOverview\u003c\/h4\u003e\n\u003cp\u003eThe 411 Works Aluminum Donuts Unwelded are precision-crafted components designed for custom fabrication projects, including intercooler piping, intake systems, and other performance applications. These donuts allow fabricators and Subaru enthusiasts to achieve tighter radius bends with consistent wall thickness, overcoming the limitations of traditional mandrel bent tubing. Sold as two unwelded halves, they provide flexibility and ease of use for custom builds and repairs.\u003c\/p\u003e\n\u003cp\u003eManufactured from high-quality 6061 aluminum, these donuts are engineered to maintain structural integrity and provide a smooth, consistent surface for welding with minimal preparation. The 14 gauge wall thickness ensures durability while facilitating strong welds. 411 Works focuses on delivering components that meet the demanding needs of performance fabricators, making these donuts a reliable choice for Subaru owners looking to enhance or customize their vehicle’s intake or intercooler piping.\u003c\/p\u003e\n\u003cp\u003eFor Subaru enthusiasts, especially those working on WRX, STI, or BRZ platforms, these aluminum donuts enable precise and clean bends that improve airflow and packaging efficiency. Their tight centerline radius options allow for compact routing in engine bays where space is limited, helping maintain optimal performance and reliability in custom setups.\u003c\/p\u003e\n\n\u003ch4\u003eFeatures \u0026amp; Specifications\u003c\/h4\u003e\n\u003cp\u003eThis 411 Works Aluminum Donut is engineered for custom fabrication and performance piping applications, featuring 6061 aluminum construction and a 14 gauge wall thickness. Designed to provide consistent wall thickness and tight radius bends, it delivers durability and ease of welding for Subaru enthusiasts seeking precise and reliable fabrication components.\u003c\/p\u003e\n\u003cul style=\"list-style:none;padding:0;margin:0;\"\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e 411 Works\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eProduct:\u003c\/strong\u003e Aluminum Donuts Unwelded\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e 411-ADUN4\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFitment:\u003c\/strong\u003e Universal \/ Custom Fabrication\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e 6061 Aluminum\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Raw Aluminum\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eConstruction:\u003c\/strong\u003e Precision CNC Cut, Unwelded Halves\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOrigin:\u003c\/strong\u003e Not Specified\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWall Thickness:\u003c\/strong\u003e 14 Gauge\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCenter Line Radius Options:\u003c\/strong\u003e 2\" - 2\" CLR, 2.5\" - 2\" CLR, 2.75\" - 2.2\" CLR, 3\" - 2.3\" CLR, 3.5\" - 2.5\" CLR, 4\" - 2.8\" CLR\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e Sold as 2 Unwelded Halves\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eKey Benefits\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFabrication Precision:\u003c\/strong\u003e Maintains consistent wall thickness for reliable welds and structural integrity.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTight Radius Capability:\u003c\/strong\u003e Enables compact, smooth bends in tight engine bay spaces common in Subaru WRX, STI, and BRZ builds.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial Quality:\u003c\/strong\u003e 6061 aluminum offers excellent strength-to-weight ratio and corrosion resistance.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEase of Welding:\u003c\/strong\u003e Smooth surfaces reduce prep time and improve weld quality for custom piping projects.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVersatility:\u003c\/strong\u003e Multiple centerline radius options accommodate a wide range of custom fabrication needs.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCustom Fitment:\u003c\/strong\u003e Sold as unwelded halves for maximum flexibility in assembly and fitment.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eWhat's Included\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e2× 411 Works Aluminum Donut Halves (Unwelded)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eInstallation \u0026amp; Compatibility\u003c\/h4\u003e\n\u003cp\u003eInstallation of the 411 Works Aluminum Donuts requires welding skills and appropriate tools, making professional installation recommended for best results. These donuts are universal components intended for custom fabrication projects, so fitment depends on your specific application and design. No modifications to the donuts themselves are necessary, but precise measurement and alignment are critical to ensure proper fit and flow in your Subaru’s intake or intercooler piping system.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eProfessional Installation:\u003c\/strong\u003e Recommended\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eModifications Required:\u003c\/strong\u003e None to the donuts; welding and fabrication skills required\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVerify Compatibility:\u003c\/strong\u003e Confirm sizing and radius fit for your custom project and Subaru platform\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eShop with confidence at Subimods—your Subaru parts specialists.\u003c\/p\u003e","brand":"411 Works","offers":[{"title":"2\"","offer_id":46791991099567,"sku":"411-ADUN2","price":76.0,"currency_code":"USD","in_stock":true},{"title":"2 1\/2\"","offer_id":46791991132335,"sku":"411-ADUN25","price":77.0,"currency_code":"USD","in_stock":true},{"title":"2 3\/4\"","offer_id":46791991165103,"sku":"411-ADUN275","price":80.0,"currency_code":"USD","in_stock":true},{"title":"3\"","offer_id":46791991197871,"sku":"411-ADUN3","price":82.0,"currency_code":"USD","in_stock":true},{"title":"3 1\/2\"","offer_id":46791991230639,"sku":"411-ADUN35","price":84.0,"currency_code":"USD","in_stock":true},{"title":"4\"","offer_id":46791991263407,"sku":"411-ADUN4","price":92.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0587\/3598\/4815\/files\/411-ADUN4_1361348d-9be6-44ef-83d9-fa4adcc697e9.jpg?v=1779865935","url":"https:\/\/subimods.com\/products\/aluminum-donuts","provider":"Subimods.com","version":"1.0","type":"link"}