RS Evo Muffler Subaru Impreza WRX 11-14 / WRX STI 08-14 Hatchback

The RS Evolution Muffler is 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. A combination of an A'PEXi original patented megaphone piping structure design and larger piping diameters to produce ultimate performance for your turbo-charged engine.

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

- A'PEXi logo stamped exhaust tip.