Hey guys, i have a few questions and i need your help!

do you know what are the pieces with the numbers 1 and 2?? the motor is from a r5 lecar version R 1399 1397cm3

here is the same motor... in this cause it seems have a EGR?(exhaust gas recirculation?) can i get more power if i take off that system?
thank you

do you know what are the pieces with the numbers 1 and 2?? the motor is from a r5 lecar version R 1399 1397cm3

here is the same motor... in this cause it seems have a EGR?(exhaust gas recirculation?) can i get more power if i take off that system?
thank you