Injen Technology
| Part # | Description | HP Gains | TQ Gains | Filter |
|---|---|---|---|---|
| Subaru Cold Air Intake System | ||||
| RD1220BLK | 98-99 RS 2.5L | X-1013-BR | ||
| RD1220P | 98-99 RS 2.5L | X-1013-BR | ||
| RD1210BLK | 00-01 RS 2.5L | X-1013-BR | ||
| RD1210P | 00-01 RS 2.5L | X-1013-BR | ||
| RD1200BLK | 02-06 WRX 2.0L, No Wagon, 04 STi (CARB for 02-04 Only) | +24.4 | X-1013-BR | |
| RD1200P | 02-06 WRX 2.0L, No Wagon, 04 STi (CARB for 02-04 Only) | +24.4 | X-1013-BR | |
| RD1200WR | 02-06 WRX 2.0L, No Wagon, 04 STi (CARB for 02-04 Only) | +24.4 | X-1013-BR | |
| SP1202BLK | 04-07 STi, 06-07 WRX 2.5L w/MR Technology | +25.23 | +22.63 | X-1013-BR |
| SP1202P | 04-07 STi, 06-07 WRX 2.5L w/MR Technology | +25.23 | +22.63 | X-1013-BR |
| SP1202WR | 04-07 STi, 06-07 WRX 2.5L w/MR Technology | +25.23 | +22.63 | X-1013-BR |
| RD1222BLK | 2005 RS 2.5L | +17.5 | +20 | X-1020-BR |
| RD1222P | 2005 RS 2.5L | +17.5 | +20 | X-1020-BR |
| SP1204BLK | 2008 WRX, STi 2.5L 4 Cyl. Incl. heat shield w/AMSOIL Ea Nanofiber Air Filter | +33.2 | +31.2 | X-1013-BR |
| SP1204P | 2008 WRX, STi 2.5L 4 Cyl. Incl. heat shield w/AMSOIL Ea Nanofiber Air Filter | +33.2 | +31.2 | X-1013-BR |
| SP1204WR | 2008 WRX, STi 2.5L 4 Cyl. Incl. heat shield w/AMSOIL Ea Nanofiber Air Filter | +33.2 | +31.2 | X-1013-BR |
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