{"product_id":"4in-90-degree-ss304-exhaust-bend-elbow-pipes-universal-fit","title":"4in 90 Degree SS304 Exhaust Bend Elbow Pipes - Universal Fit","description":"\u003cp\u003eOur review of these 4in 90 degree SS304 exhaust bend elbows finds them best suited to DIY exhaust builders and small shops that need durable, weld-ready connectors. The single biggest reason to buy is the combination of genuine \u003cstrong\u003eSS304 stainless steel\u003c\/strong\u003e construction and practical end humps that simplify clamp mounting and splicing. They are not a finished tip; instead these elbows are built for cutting, welding, or clamping into a custom or modified exhaust system where consistent diameter and heat resistance matter.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePipe Type:\u003c\/strong\u003e 90 degree mandrel bend provides a smooth turn for exhaust flow while preserving a consistent outer diameter for easier joins.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable Material:\u003c\/strong\u003e Made from SS304 stainless steel so the elbows resist heat and corrosion in typical automotive exhaust conditions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePractical Ends:\u003c\/strong\u003e Humps at both ends improve stability and make clamp installation simpler during custom exhaust fabrication.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeld and Trim Ready:\u003c\/strong\u003e Good surface treatment and plain ends are designed for cutting, splicing, or welding to match varied custom layouts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConsistent Size:\u003c\/strong\u003e Outer diameter of about 102mm (4.02in) and 1.5mm wall thickness provide a predictable fit for 4in piping setups.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThis product suits home mechanics, fabricators, and small shops building or repairing modified exhaust systems that use 4in piping. The elbows are especially useful when a mandrel-bent 90 degree section is needed to route exhaust with minimal restriction while preserving pipe inner diameter.\u003c\/p\u003e\n\u003cp\u003eThose who want a finished, decorative tip or a bolt-on, polished tailpipe should look elsewhere because these parts are intended as functional connectors for welding, clamping, or trimming into place rather than as showpiece components.\u003c\/p\u003e\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eStainless SS304 construction offers good resistance to heat and corrosion for long-term use.\u003c\/li\u003e\n\u003cli\u003eMandrel bend maintains inner diameter, helping preserve exhaust flow in modified systems.\u003c\/li\u003e\n\u003cli\u003eHumps on both ends make clamp installation more stable and predictable.\u003c\/li\u003e\n\u003cli\u003eSet of four pieces gives multiple bends for multi-section builds or spares for future work.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eThese are raw elbows meant for cutting or welding, so additional finishing or clamps are required for a completed look.\u003c\/li\u003e\n\u003cli\u003eSize tolerance note: allow 1-5mm variance from manual measurement when confirming fit.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003ePipe Type\u003c\/td\u003e\n\u003ctd\u003e90 Degree Bend Elbow\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOuter Diameter\u003c\/td\u003e\n\u003ctd\u003e102mm \/ 4.02in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBack Arc Length\u003c\/td\u003e\n\u003ctd\u003e250mm \/ 9.84in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWall Thickness\u003c\/td\u003e\n\u003ctd\u003e1.5mm \/ 0.06in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eSS304 Stainless Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePackage\u003c\/td\u003e\n\u003ctd\u003e4 x Stainless Steel 90 Degree Exhaust Elbow Pipe\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThese 4in SS304 90 degree elbows are a practical, value-focused choice for anyone fabricating or modifying an exhaust system who needs dependable, weld-ready connectors. They deliver durable material, consistent dimensions, and end humps that simplify clamping, making them a smart buy for DIYers and small shops who plan to cut, weld, or splice the parts into place.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWill these elbows fit 4in exhaust piping?\u003c\/strong\u003e\u003cbr\u003eYes, the outer diameter is about 102mm (4.02in) and they are intended for 4in piping systems, but check fitment and allow 1-5mm measurement variance.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre these ready to bolt on as a finished tip?\u003c\/strong\u003e\u003cbr\u003eNo, these elbows are designed for cutting, splicing, welding, or clamp installation as part of a custom exhaust; additional finishing is required for a cosmetic tip.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat material are they made from?\u003c\/strong\u003e\u003cbr\u003eThe elbows are constructed from SS304 stainless steel to withstand high temperatures and resist corrosion.\u003c\/p\u003e","brand":"X AUTOHAUX","offers":[{"title":"Default Title","offer_id":48166523568347,"sku":"B0BQZXCF4X","price":53.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/619QqrXDbiL._AC_SL1500.jpg?v=1769251188","url":"https:\/\/gearmusthave.com\/products\/4in-90-degree-ss304-exhaust-bend-elbow-pipes-universal-fit","provider":"GearMustHave","version":"1.0","type":"link"}