Part Number: MMAI-STI-15P (Polished), MMAI-STI-15WBK (Wrinkle Black), or MMAI-STI-15WRD (Wrinkle Red) 

Notes: Gains Up to 20 hp & 18 tq

Fitment: 15-21 Subaru STI 2.5L

Color: Please Select Polished, Wrinkle Black, or Wrinkle Red 

Details: 

- Direct fit for 2015-2017 STI
- Maximum gain: 20+ whp and 18 wtq
- Mandrel-bent aluminum pipe offered in polished, wrinkle black, and wrinkle red
- Includes heat shield to protect air intake from hot engine heat
- Rubber cap supplied for noise generator
- Designed in Delaware, USA and filter made in USA
- Mishimoto Lifetime Warranty