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Follow LMR's article for installing the Phase 1 to Phase 2 Roush supercharger upgrade kit to provide a increased cooling capability from the upgraded radiator. more
Posted on 5/7/2020
Check out our dyno featuring our 2018 Mustang GT after we added a Roush Phase 1 Supercharger Kit! This kit may be just what you need for your 2018+ S550. more
Posted on 9/10/2021