2.5 Intake upgrade

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Originally Posted by RayW

I've been told that if you swap out the intake on an early Boxster, 2.5, with a 3.4 intake you'll pick up as much as 25hp. I guess they had "choked down" the original 2.5s because the performance was better than the 911 of the day. Anyway, can anyone confirm an intake off of a 3.4 911 will bolt and work on a 98 2.5L ? Thanks

Hehe absolutely not. I have yet to see a well documented performance improvement by just changing the intake alone on a 2.5l. If you tune it exactly right you might pick up 1-2hp above 6krpm while giving up valuable TQ at 4k rpm.