The phrase "indicator stalk" refers to a lever or stick-like mechanism found in a vehicle that controls the turn signals or indicators. Full definition
Instruments are clear and easy to read and the controls are placed where they should be (i.e. indicator stalk on the right, wipers on the left). (motoring.com.au)
With the 2015 update, the Ford EcoSport will produce more power and torque than the global spec model and will also get indicator stalks like Japanese cars which Indians are more used to. (motorbeam.com)