Valvetronic Valved Sport Exhaust System for Porsche 911 Carrera / S / GTS (991.1) Material:Grade 5 Titanium the mid-length SP-X Boa Drystar®

the mid-length SP-X Boa Drystar® Boot® is engineered to deliver the highest levels of comfort when covering big miles in the saddle

Installation Notes

Resonator Integration: Dual resonators minimize rasp and refine tone

Two large external pockets on upper legs with Alpinestars logo

Expanded Polystyrene (EPS) liner dissipates impact loads and fortifies helmet structure for a secure fit without compromising comfort

Valvetronic Valved Sport Exhaust System for Porsche 911 Carrera / S / GTS (991.1) Material:Grade 5 Titanium the mid-length SP-X Boa Drystar®Porsche 911 Carrera S GTS (991. 1) Valved Exhaust System Rich F1 Sound Lightweight Construction OEM Style Valve Control Overview Welcome to the Valvetronic Designs Catback Exhaust System for the Porsche 991 platform. Engineered from the ground up, this system is built to deliver a truly rich F1 inspired sound while maintaining comfort and refinement when cruising with the valves closed. Featuring a large center X pipe, the system creates a smooth