I-exhaust gas turbocharger isebenzisa-igesi yokukhupha ubushushu obuphezulu (700-900 degrees celcius) ukusuka enjini ukuqhuba iturbine kwi-injini yomoya. Ishafti ye-injini ke ngoko iqhuba i-impeller kwicompressor ngesantya esiphezulu, icinezela umoya embindini kwaye inyuse uxinano lomoya we-injini ukuya kuma-atmospheres ayi-2-3. Oku kuvumela amafutha amaninzi ukuba afakwe kwi-injini, ngaloo ndlela ukwandisa amandla ayo.
I-exhaust gas turbocharger ine-iturbine eqhutywa yi-exhaust gas, icompressor ecinezela umoya omtsha, umzimba ophakathi osebenza njengenkxaso yokuthwala, kunye ne-valve control mechanism.
