Porsche 991 Turbo IPD Y-Pipe Select Vehicle:991.1 Turbo Optional muffler bypass pipes/straight pipes

Optional muffler bypass pipes/straight pipes from Fabspeed that eliminate the Fabspeed Maxflo Performance 996TT muffler

LS & LT Engines are famous for spewing crank case engine oil into the intake manifold

If you plan on tuning the vehicle or running upgrade turbos SOUL downpipes are designed to support anything you can throw at them

and will drastically improve airflow to the engine

Porsche 991 Turbo IPD Y-Pipe Select Vehicle:991.1 Turbo Optional muffler bypass pipes/straight pipesIPD invested countless hours of R&D with a variety of unique design features and multiple prototype tests before settling on an optimum design that significantly improves engine performance for both stock and highly modified 991 Turbos. Their innovative Y Pipe design is not only larger but also utilizes non round runners, an optimized merge collector area and our proven dimpled interior surfacing. This superior design delivers greater volume of air,