{HEAD ~ The exhaust system} may further include a plurality of dosers associated with the diffuser and configured to inject fuel into {TAIL ~ the diffuser} 
{ HEAD ~ The exhaust system } may further include a plurality of dosers associated with the diffuser and configured to inject fuel into { TAIL ~ the diffuser }
HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL