They have been charged with drug trafficking and possession of a weapon for a dangerous purpose.
The NRP responded to a report of an armed person in Welland Monday night, in the Niagara Street and West Main Street area.
Officers searched a BMW and found more than $6,000 worth of oxycodone.
They arrested a 20-year-old and a 22-year-old, both from Mississauga.
2 Niagara men arrested by Toronto Police
Accessed rooftop to take pics for social media
Niagara Parks Tree Planting Day - Sat. Oct. 24
The free event takes place from 10AM-Noon
Gov't Wastes Too Much Money: Candidate
Gov't Pressured to Investigate Whale Deaths
Niagara Falls MPP is asking the government
Niagara Falls Receives Payment for Casinos
OLG pays for hosting 2 casinos
Niagara Falls Man Charged with Child Porn
The investigation began in August
Toronto Man Charged with Drug Trafficking
Respecting Taxpayers, Douglas Memorial Candidate's Concerns