Mohammedan defeated Dhaka Abahani for the last time in 2015.
Forward Taklis Ahmed scored two goals for Mohammedan SC while Malian forward Souleymane Diabate and captain Zahid Hasan Amilie scored one goal each.
With day's well-merited victory, Mohammedan advanced to the 9th slot from 10th securing 20 points from 20 matches while Dhaka Abahani Ltd. remained at the 2nd slot with previous credit of 51 points from 22 matches, seven points behind the league leaders Bashundhara Kings.
Mohammedan dominated the first half by 2-0 goals as forward Taklis Ahmed scored twice in the match.
In the 16th minute, Taklis netted his first goal utilizing a pass from Souleymane Diabate (1-0).
Then, Taklis doubled the margin for Mohammedan in the stoppage time, from a pass by captain Zahid Hasan Amilie (2-0).
Dhaka Abahani got another blow while Malian forward Souleymane Diabate extended the lead 3-0 in the 50th minute.
Abahani created some good chances with their attacking football, but managed to convert any goal due to lack of dependable finishers.
In the 66th minute, forward-cum-captain Zahid Hasan Amilie fired the net from a pass by Diabate and registered the fourth goal for the traditional black and white Mohammedan (4-0).
In their first-leg match, the popular sky-blue Dhanmondi based outfit defeated Mohammedan by 3-0 goals at the same venue on February 28.