Toyota says that the fit of the interior panels is now equal to those of previous Lexus models.
Toyota's current Canadian operation is the only plant outside of Japan making Lexus models.
The plant creates a Lexus every 87 seconds or 675 Lexus models per day.
Prices on three Lexus models will rise $250 to $300 (0.5 percent-0.6 percent), the company said.
It was successful in terms of sales, and became the best-selling Lexus model shortly after its introduction.
In factory, Lexus models use a similar wine glass test.
The 13 include all five Lexus models made by the company.
But 60 percent of the Lexus models cost more than that.
Toyota hopes to sell 30,000 Lexus models in the first year, with fewer than 100 dealers.
This engine can now be found on numerous Toyota and Lexus models.