https://ssnperformance.com/4-e....xhaust-muffler-pipe-
On first-generation engines, the Garrett GT32 SST became infamous for overspeed failure. And even though it’s graced with an electronic wastegate, it isn’t enough to bleed off all the drive pressure created at those turbine speeds. The ball bearing center section simply can’t endure the stress. The 6.4 Powerstroke Downpipe Back Exhaust system isn't just about removing restrictive factory components. It's about enhancing performance, improving fuel efficiency, and reducing maint