Patent ID: 8460610

Claim:
An aftertreatment module, comprising: a canister defining an interior; a first treatment device located in the interior of the canister at a first end portion of the canister; a second treatment device located in the interior of the canister at an opposing second end portion of the canister; a wall disposed in the interior of the canister to divide the interior into the first and second end portions; an inlet physically-located between the first and second treatment devices and upstream of both the first and second treatment devices such that gas flowing into the inlet and through the aftertreatment module contacts a first side of the wall; an outlet physically-located between the first and second treatment devices and downstream of both the first and second treatment devices such that the gas flowing through the aftertreatment module and out the outlet contacts a second side of the wall, the wall being located between the inlet and the outlet; and a tube external to the canister and defining a sole flow path for the gas between the first and second end portions of the canister.