Description
Fi EXHAUST’s valvetronic system for the Porsche 997.1 Turbo enhances performance and sound with high-grade T304 stainless steel. The bolt-on system boosts horsepower by 5-10% and delivers a refined tone when closed or an intense, sporty sound when open.

![Eisenmann Center Tip Rear Muffler for 356B & 356C Porsche 356 [P356.92970B/C]](https://diamondusedparts.com/wp-content/uploads/2026/04/eisenmann-center-tip-rear-muffler-for-356b-356c-porsche-356-p35692970b-c.jpg)




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