Supercharger & and turbo exhaust system
no, they are two different animals, designed to make power in two different ways, two totally different schools of thought
It might be possible but excessive boost would melt your engine down.
Your post indicates you already have the supercharged engine in your Riviera. Yes you could add or modify your exhaust to gain power.
Looking for a Used Riviera in your area?
CarGurus has 123 nationwide Riviera listings and the tools to find you a great deal.
Search Buick Riviera Questions
Buick Riviera Experts
Related Models For Sale
Used Cars For Sale