The Stainless Works 2‑1/8" rod‑builder exhaust butt weld kit provides CNC mandrel‑bent 304 stainless tubing for custom systems. Tubing is 2‑1/8" diameter with a .065" wall thickness and the kit includes four 4' straight tubes and four each of 45°, 90° and 180° bends; no expanded ends are supplied. The maker recommends 308L stainless welding rod and the kit is manufactured in the USA.
Stainless Works 2 1/8in Rod Builder Exhaust (Butt Weld Kit)