This is a 6" long piece of 16 gauge 304 stainless steel.
2" ID (Inside Diameter - slips OVER 2" tubing) to 2 1/2" OD (2.5" Outside Diameter) Reducer 304 Stainless Steel Exhaust Tube Adapter Connector
These are not slotted and are intended to be a weld on installation. If the end user would like to make this removable they would need to cut slots and install with an outer clamp.
