IMPORTANT ANNOUNCEMENT: On September 9th, Flat Six Innovations Facebook Page has been hijacked. Please be aware that any content posted on or after that date was not created or approved by Flat Six Innovations. Thank you for your patience!
Q3 2024 engine sales/ information webinar for the Flat 6 Innovations engine program
FSI Owner's Experience: Casey's R40 4.1L 997
Casey chose to send his 2008 Carrera S stock engine to Flat 6 Innovations for a major performance improvement - the R40 at 4.1L. And he states is best, "It screams like a banshee!"
