Gli was always 1300cc the 1600cc model was called SE seloon which has been replaced by 1800cc model called altis
GLI ramains the same at 1300cc, there is no change in gli or xli
the rear light changes comes as a little makeover for all corolla models with the introduction of altis 1800cc
the old GLI and new GLI doesnt has any changes other than new rear lightes
price is somewhere 9lac and availlablity is in march-april