Compact Inline Inlet With Integrated Cast Ring

An exhaust gas aftertreatment system for a vehicle comprising:

• a cylindrical inner shell configured to guide exhaust gas;
• a cylindrical outer shell forming a first gap to the inner shell;
• an inner end cap enclosing an open end of the outer shell and including a first axially-extending lip, the inner end cap being fixed to the inner shell;
• a metal mounting member;
• and
• an outer end cap fixed to the inner end cap and including a second axially-extending lip, the outer end cap and the inner end cap cooperating to encapsulate the mounting member, wherein the first axially-extending lip is sandwiched between the outer shell and the second axially-extending lip.

An exhaust gas aftertreatment system for a vehicle comprising:

• an inner shell configured to guide exhaust gas and having a first axially-extending lip;
• an outer shell fixed to the inner shell at the first axially-extending lip, the outer shell forming a first gap with the inner shell;
• an inner end cap;
• an outer end cap enclosing an open end of the inner shell and having a second axially-extending lip;
• and
• a metal mounting member enclosed in an annular area defined by the outer end cap, the inner end cap, and the inner shell, wherein the inner end cap is fixed to one of the mounting member or the inner shell and the first axially-extending lip is sandwiched between the outer shell and the second axially-extending lip.