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APEXi RS Evo Extreme Catback Exhaust - 2013+ FR-S / BRZ

The RS Evolution Extreme is based on the RS Evolution Muffler
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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 turbo-charged engine.


  • 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
  • Full Stainless Steel
  • Titanium Tips

Specs: With Resonators

  • Piping Diameter: 60mm x 2 (2.36 in x 2)
  • Tip Diameter: 123mm x 2 (4.84 in x 2)

Dual exhaust system with single RS EVO Extreme mufflers exiting on each side of the vehicle.

Click on the video to hear the sound of the new RS-X Muffler!


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