GSC Power-Division Conical spring kit with Ti Retainer and Spring Seat (gsc5070) 1710 Our X-pipe will give your

Our X-pipe will give your 812 a much smoother exhaust note as well as a higher-pitched F1 wail in the upper end of the RPM band when compared to the stock H-pipe

BEFORE|Stock

2016+ Mazda Miata (ND)

These muffler bypass pipes are used to remove the secondary mufflers that are tucked up in the rear quarter panels reducing weight and improving performance

GSC Power-Division Conical spring kit with Ti Retainer and Spring Seat (gsc5070) 1710 Our X-pipe will give yourGSC Power Division Viton Valve Stem Seals for the Honda B, H, and K Series Engines 5. 5mm valve size seal set. These are an upgrade from the standard OEM material to help cope with the higher heat caused by high performance engines. Sold as a set of 16 Features: Vastly improved harmonic stability with inherent self damping design Smaller design = weight reduction throughout the entire valvetrain system Applications for high RPM and boost pressure with