3-1/2" to 4"304 Stainless Steel TransitionCone 88mm up to 102mm, 2" Overall Length

The Aeroflow Performance range of stainless-steel transition cone reducers allowyou to transition your exhaustsystems, external wastegate pipes, intake systems for intercooler, supercharger and snorkels between sizes. Made from premium quality 304 gradestainless-steel. These pipes will not corrode or rust like coated or painted steel pipes.High quality, contaminant freestainless produces clean weld beads, for a show quality welding job!

Tech Tip: To weld 304 stainless steel to 304 stainless steel, use of a 308 stainless steel filler rod is recommended. When welding mildsteel to 304 stainless steel use of a 309 stainless steel filler rod is recommended.