A mixer (30, 230) for a vehicle exhaust system comprising: a mixer housing defining a mixer central axis and having an inlet at an upstream end and an outlet at a downstream end; an upstream baffle (50, 250) positioned within the mixer housing at the upstream end and including at least one inlet opening (60, 62, 260, 262) configured to receive engine exhaust gas; a downstream baffle (52, 252) positioned within the mixer housing at the downstream end such that the downstream baffle (52, 252) is axially spaced from the upstream baffle (50, 250) in a direction along the mixer central axis, the downstream baffle (52, 252) including at least one outlet opening (64, 66, 264, 266); a housing opening formed within the mixer housing at a location between the upstream and downstream baffles (50, 52, 250, 252), the housing opening configured to receive a doser defining a doser axis; a sub-assembly (94, 314) that is aligned with the housing opening to facilitate mounting of the doser, the sub-assembly including a cone (96, 200), a manifold (98, 220, 318) and an intermediate plate, characterized in that the cone (96, 200) includes a cone outlet opening aligned with the housing opening, a tapered body portion that extends from a narrow end to a wide end, and an extension transition portion (96f, 214) that extends from the wide end of the cone to provide a wall that surrounds the cone outlet opening, wherein the manifold (98, 220, 318) includes an interface portion with a doser opening that is aligned with the housing opening, one or more attachment arms that extend from the interface portion in a direction towards the wall of the cone, and one or more flanges that extend from the interface portion toward the wall of the cone, wherein the one or more attachment arms and the one or more flanges are disposed to create one or more chambers shaped to direct the engine exhaust gas to the doser opening, and wherein the intermediate plate (100, 202) comprises a wedge-shape having an apex near a mixer central axis and widening radially outward in a direction toward the outer housing, and wherein the intermediate plate (100, 202) comprises a flat portion defined by a first edge extending radially outward from the apex, a second edge extending radially outward from the apex and circumferentially spaced from the first edge, and an outer peripheral edge connecting the first and second edges (106, 108) to define the wedge-shape. a mixer housing defining a mixer central axis and having an inlet at an upstream end and an outlet at a downstream end; an upstream baffle (50, 250) positioned within the mixer housing at the upstream end and including at least one inlet opening (60, 62, 260, 262) configured to receive engine exhaust gas; a downstream baffle (52, 252) positioned within the mixer housing at the downstream end such that the downstream baffle (52, 252) is axially spaced from the upstream baffle (50, 250) in a direction along the mixer central axis, the downstream baffle (52, 252) including at least one outlet opening (64, 66, 264, 266); a housing opening formed within the mixer housing at a location between the upstream and downstream baffles (50, 52, 250, 252), the housing opening configured to receive a doser defining a doser axis; a sub-assembly (94, 314) that is aligned with the housing opening to facilitate mounting of the doser, the sub-assembly including a cone (96, 200), a manifold (98, 220, 318) and an intermediate plate, characterized in that the cone (96, 200) includes a cone outlet opening aligned with the housing opening, a tapered body portion that extends from a narrow end to a wide end, and an extension transition portion (96f, 214) that extends from the wide end of the cone to provide a wall that surrounds the cone outlet opening, wherein the manifold (98, 220, 318) includes an interface portion with a doser opening that is aligned with the housing opening, one or more attachment arms that extend from the interface portion in a direction towards the wall of the cone, and one or more flanges that extend from the interface portion toward the wall of the cone, wherein the one or more attachment arms and the one or more flanges are disposed to create one or more chambers shaped to direct the engine exhaust gas to the doser opening, and wherein the intermediate plate (100, 202) comprises a wedge-shape having an apex near a mixer central axis and widening radially outward in a direction toward the outer housing, and wherein the intermediate plate (100, 202) comprises a flat portion defined by a first edge extending radially outward from the apex, a second edge extending radially outward from the apex and circumferentially spaced from the first edge, and an outer peripheral edge connecting the first and second edges (106, 108) to define the wedge-shape.