SRX
Year Engine Original Power Stage 1 Difference Vmax ECU
2004-2007 3.6L 255 Hp 255 ft·lb 280 Hp 280 ft·lb 25 Hp   E55
2008-2010 3.6L 255 Hp 255 ft·lb 280 Hp 280 ft·lb 25 Hp   E77
2007-2009 4.6L 320 Hp 315 ft·lb 345 Hp 340 ft·lb 25 Hp ✓* E67
2010-2016 3.0L 267 Hp 222 ft·lb 290 Hp 247 ft·lb 23 Hp ✓* E39 and E39A
2010-2016 3.6L 308 Hp 273 ft·lb 330 Hp 300 ft·lb 26 Hp ✓* E39 and E39A

*Depends on the software version