Stainless Works
Stainless Works Collector Adapter 3-Bolt 3-1/2in OD Tubing 2-1/2in OD Outlet + O2 Bung - HCA3.52.5O2
Made from 304 stainless steel for maximum corrosion resistance. The nicest collector adapters available! These are TIG welded for strength and durability. Come with 3-1/2" 3 bolt flange and a 2-1/2"...