Bully Dog Heavy Duty ECM Tuner for Caterpillar- Part #46521

Fits the following applications:

• 3406E:  1994-2000 14.6L
• C-10:  1999-2003 10.3L
• C-11:  2004-2010 11.1L
• C-12:  1997-2003 12.0L
• C-13:  2004-2010 12.5L
• C-15:  1999-2004 14.6L
• C-15 ACERT:  2005-2010 15.2L
• C-16:  1999-2003 15.8L
• C-7:  2002-2010 7.2L
• C-9:  2004-2010 9.3L

Benefits:

• 15-18% Power Increase
• 6-12% Fuel Mileage Increase
• Speed Limiter Adjustments
• Diagnostic Reader