About PSI:
Portland Speed Industries' mission is to deliver a level of detail unsurpassed by competitors in the after market performance field. We build on what we do well and also innovate to meet the ever-changing automotive industry.
From our blog
Radium Engineering Fuel Surge Tank
9th of March 2011
Dodge Viper: American Super Car
10th of February 2011
PSI’s connection with the GT-R continues
3rd of February 2011
What others say about us
"Among the top tuner shops in the Northwest is Portland Speed Industries"
Modified Magazine - Modified Magazine
"These are professionals, These guys have such passion for what they're doing. They're getting as excited about my car as I am."
Bob Middlemas - Oregon Live