{"product_id":"weld-on-transitions-alu","title":"411 Works Aluminum Weld-On Transitions","description":"\u003ch3\u003e411 Works Aluminum Weld-On Transitions | Precision 6061 Aluminum | Weld-On Reducer Ferrules\u003c\/h3\u003e\n\n\u003ch4\u003eOverview\u003c\/h4\u003e\n\u003cp\u003eThe 411 Works Aluminum Weld-On Transitions are precision-machined reducer ferrules designed to facilitate smooth and reliable tube size reductions in custom exhaust and intake fabrications. Crafted from high-quality 6061 aluminum, these transitions are ideal for Subaru enthusiasts and fabricators looking to maintain strong, leak-free joints while adapting piping diameters. Available in popular reducer sizes including 2.5\"-2\", 3\"-2\", and 3\"-2.5\", these ferrules are sold individually to allow tailored setups.\u003c\/p\u003e\n\u003cp\u003eManufactured in-house on a HAAS CNC lathe, 411 Works ensures tight tolerances and consistent quality across every piece. The use of North American sourced 6061 aluminum provides excellent strength-to-weight ratio and corrosion resistance, making these transitions a durable choice for performance exhaust or intake systems. Their weld-on design allows for a clean, professional finish that integrates seamlessly with other custom components.\u003c\/p\u003e\n\u003cp\u003eFor Subaru owners, especially those building or upgrading WRX, STI, BRZ, or Forester exhaust and intake systems, these transitions offer a reliable solution for adapting piping sizes without compromising flow or structural integrity. Their precision fitment supports efficient airflow and helps maintain optimal performance, making them a valuable addition to any custom fabrication project.\u003c\/p\u003e\n\n\u003ch4\u003eFeatures \u0026amp; Specifications\u003c\/h4\u003e\n\u003cp\u003eThis 411 Works Aluminum Weld-On Transition is engineered for custom Subaru exhaust and intake fabrications and features precision CNC machining from 6061 aluminum. Constructed from high-grade aluminum, it delivers durable, lightweight, and corrosion-resistant performance for Subaru enthusiasts seeking reliable tube size reduction solutions.\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 Weld-On Transitions\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e 411-WOTF3X25\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 Natural Aluminum\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eConstruction:\u003c\/strong\u003e CNC Machined\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOrigin:\u003c\/strong\u003e North America\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eReducer Sizes Available:\u003c\/strong\u003e 2.5\"-2\", 3\"-2\", 3\"-2.5\"\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSold As:\u003c\/strong\u003e Individual ferrule per size\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eKey Benefits\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePrecision Fitment:\u003c\/strong\u003e CNC machining ensures tight tolerances for leak-free welds and seamless tube transitions.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDurability:\u003c\/strong\u003e Made from 6061 aluminum, these ferrules resist corrosion and withstand heat cycles common in Subaru exhaust systems.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLightweight:\u003c\/strong\u003e Aluminum construction reduces added weight compared to steel alternatives, supporting performance goals.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCustom Fabrication Friendly:\u003c\/strong\u003e Sold individually in multiple reducer sizes to suit a variety of custom exhaust or intake builds.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSubaru Compatibility:\u003c\/strong\u003e Ideal for WRX, STI, BRZ, and other Subaru platforms where precise tube size adaptation is required.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eProfessional Finish:\u003c\/strong\u003e Weld-on design allows for clean, strong joints that maintain airflow efficiency and system integrity.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eWhat's Included\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e1× 411 Works Aluminum Weld-On Transition Ferrule (per selected size)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eInstallation \u0026amp; Compatibility\u003c\/h4\u003e\n\u003cp\u003eInstallation of the 411 Works Aluminum Weld-On Transitions requires welding equipment and fabrication experience. These ferrules are intended for custom exhaust or intake builds where tube size reduction is necessary. Professional installation is recommended to ensure proper weld quality and fitment. No modifications are required beyond standard welding procedures. Verify reducer size compatibility with your specific tubing dimensions before purchase.\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 beyond welding\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVerify Compatibility:\u003c\/strong\u003e Confirm tubing sizes and reducer dimensions before ordering\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":"2.5\"-2\"","offer_id":46791982940335,"sku":"411-WOTF25X2","price":18.0,"currency_code":"USD","in_stock":true},{"title":"3\"-2\"","offer_id":46791982973103,"sku":"411-WOTF3X2","price":24.0,"currency_code":"USD","in_stock":true},{"title":"3\"-2.5\"","offer_id":46791983005871,"sku":"411-WOTF3X25","price":20.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0587\/3598\/4815\/files\/411-works-aluminum-weld-on-transitions-411-wotf25x2-6101065.jpg?v=1779509299","url":"https:\/\/subimods.com\/products\/weld-on-transitions-alu","provider":"Subimods.com","version":"1.0","type":"link"}