Akrapovics Slip-On Race Line represents the first step in the exhaust system tuning process and it can easily be installed onto the Porsche GT3's (992) stock system. Built from hi-grade titanium and finished with two eye-catching double round tailpipes, this entry system makes the GT3 (992) more powerful and lighter, and gives the car that unique, sporty Akrapovic sound.For those customers who want to keep the stock headers, the mandatory Slip-On Race Line Adapter (SS) P-CP034 must to be ordered separately.THIS PRODUCT DOES NOT MEET EMISSION COMPLIANCE REQUIREMENTS FOR STREET OR HIGHWAY USE.