The RS Evolution Extreme is based on the RS Evolution Muffler with the addition of full titanium tips. A Hybrid muffler uniting the power and free-flowing characteristics of our N1 Muffler with the quiet and discreet sound output of our Hybrid Megaphone Evolution Muffler. The RS Evolution Muffler is a combination of an A’PEXi original patented megaphone piping structure design and larger piping diameters to produce ultimate performance for your 2013-up Scion FR-S / Subaru BRZ / Toyota 86 / 2022+ Toyota GR86/BRZ.

PRODUCT FEATURES:

– High-level of quality using tig-welded SUS304 stainless steel uniting quiet performance with high-power performance gains

– Matched and manufactured for select chassis

– Patented Megaphone piping structure to produce excellent torque and throttle response throughout the powerband. This piping design allows for a swirling exhaust gas flow effect that has for years produced proven results