These Turbonetics replacement compressor housings are aimed at those who want to rebuild or upgrade their existing turbocharger. Turbonetics offers these compressor housings in a variety of sizes and trims so that you can fine-tune the turbo to your car and desired power levels. These compressor housings are built to the same exacting specifications as all Turbonetics products, so you won't have to worry about fit or finish. Don't replace; rebuild, with the help of Turbonetics and their replacement compressor housings.