The 3.8-liter flat-six in the 981 Cayman GT4 is one of the best-sounding engines Porsche ever put behind a driver. The Eisenmann Performance Exhaust lets more of it reach the cabin, with the clarity you expect from a company that also engineers OEM systems for Porsche.
Run your existing tips, or add a set of Eisenmann 2 x 90mm tips.
Eisenmann 981 GT4 Exhaust Details
Built by hand from start to finish in Germany from stainless steel. The system ships without tips. Choose the tip option (P981.22) to add a matched pair of 2 x 90mm Eisenmann tips.
What's Included
- 1 x Eisenmann performance exhaust (P981.00000)
- 2 x 90mm tips (P981.22), with the tip option only
Key Features
- Engineered for the 981 3.8L flat-six
- Hand built in Germany from stainless steel
- Optional 2 x 90mm Eisenmann tips
- Part numbers: P981.00000 (system), P981.22 (tips)
Vehicle Fitment
Fits the following 3.8L models:
- Porsche 981 Cayman GT4 (2016)
- Porsche 981 Boxster with 3.8L engine (2016)
Emissions: This exhaust does not carry a CARB Executive Order. In California and states that follow CARB rules it is sold for racing and off-road use only.
Installation Notes
Bolt-on installation. Professional installation is recommended.
- Remove the factory rear muffler.
- Hang the Eisenmann system on the factory hangers.
- Fit your existing tips or the Eisenmann 2 x 90mm tips.
- Tighten all clamps and check for leaks.
