A'PEXi HYBRID AXLE-BACK EXHAUST: IMPREZA STI 08-UP

 

Evolution Muffler

65mm-70mm x 2 piping, 105mm x 2 tip.
Note: Axle-back system.

 

- Full Stainless Steel Muffler
- Patented Hybrid Megaphone with hi-volume chamber design
- Axle-Back system with Stainless-Steel Piping with luxurios doublewalled 105mm. tips
- Gains of 10+ HP and 15+ ft/lbs. torque increase from stock