AWE Tuning Porsche 997 3.6 and 3.8 Crossover Pipes AWE Tuning Porsche 997 3.6 and 3.8 Crossover PipesNote: Fits 2009+ GTS, C2, C4, C2S and C4S For 2009-> 997.2 owners looking to eliminate the rear silencer, but not willing to accept the slight loss of power an X-Pipe creates, we offer Cross Over Pipe... MSRP: Was: Now: £1,560.81 Add to Cart