Soft Caterpillar 1925322-00, rating 454HP@2100rpm; 1550LB-FT@1200rpm. 1998 MY 455 HP 1550 lb-ft 2100RPM | | Low NOx Kit Software | | SOFTWARE DATE CODE: Apr00 | | INTERLOCK CODE: 438 | | Rating#1: | | 454HP@2100rpm, | | 1550LB-FT@1200rpm |