The gasoline crack discount to Brent crude widened by 45 cents to $2.12 a barrel, making this the lowest in more than seven years.
High gasoline stockpiles were seen from Singapore to the United States.
Singapore's onshore light distillates stocks, which comprise mostly gasoline and blending components for petrol, rose 2.7 percent to reach a three-week high of 15.8 million barrels in the week to Jan. 23, data from Enterprise Singapore showed.
The new data also showed that stocks of light distillates were just 1.78 percent below the record high levels of 16.1 million barrels on January 2.
This came in the same week where analysts expect gasoline inventories in the US to have risen last week.
In India, refiners exported 1.05 million tonnes of gasoline in December, making that the lowest monthly exports in four months, government data showed.
This brought India's total 2018 gasoline exports to 13.15 million tonnes, down 8.3 percent from 14.34 million tonnes in 2017.
But the losses in India's exports were more than compensated by Chinese exports which reflected a 22 percent increase in 2018 versus 2017.
As for naphtha, India's net exports for 2018 at 5.75 million tonnes was also lower when compared to 6.75 million tonnes in 2017.
India's Nayara Energy sold 33,000 tonnes of naphtha for Feb. 20-24 loading from Vadinar at premiums in the low teens a tonne to Middle East quotes on a free-on-board (FOB) basis, said traders who tracked the tenders closely.
Buyer details were not immediately clear.
South Korea's YNCC bought two naphtha cargoes for first-half March arrival at Yeosu at premiums of about $2 a tonne to Japan quotes on a cost-and-freight (C&F) basis, traders who monitor deals said.
This was higher than the $1 YNCC had paid on Jan. 8 and was also the highest it has paid since July 9 2018.
GS Caltex and China's CNOOC were also looking to buy naphtha for first-half March, traders added.
Traders said GS Caltex paid premiums of more than $1 but below $2 a tonne to Japan quotes on a C&F basis for heavy full-range naphtha.
This was lower than the $2 a tonne premium GS Caltex had paid on January 7.
India's Hindustan Petroleum Corp Ltd (HPCL) was looking to import 30,000 tonnes of gasoline for Feb. 9-12 arrival at Vizag through a tender expected to be awarded in late January. The refiner does not buy gasoline on a regular basis.