Bully Dog Heavy Duty ECM Tuner For 1995-2010 Caterpillar C11, C12, C13, C15, C16 - Bully Dog 46521

Looking to add power and efficiency to your Heavy-Duty Truck? Look no further than this Bully Dog Heavy Duty ECM Tuner For 1995-2010 Caterpillar C11, C12, C13, C15, C16, Bully Dog Part 46521, to get the job done. The Heavy-Duty ECM Tuner has three tuning modes, Economy, Economy/Power, and Power. Economy Mode can offer fuel savings up to 10%, while Economy/Power Mode brings efficiency gains up to 12% paired with power gains up to 15%, and Power Mode boasts horsepower gains up to 20% over the current output! Thus meaning, depending on Mode selection, you can unlock increased efficiency, an extra 75-120 horsepower, and 125-200 more pound-foot of torque by choosing to tune your Heavy-Duty truck with Bully Dog. All Bully Dog Tuners can tune the Engine, set the Speed Limiter, and read/clear DTCs. Check our complete application guide below to confirm if this is the model for you.

Caterpillar:

14.6L 3406E 1995-1998             

15.8L 3406E 1995-1998             

9.3L C-9 2004-2010     

10.3L C-10 1999-2003

11.1L C-11 2004-2010

12.0L C-12 1997-2003

12.5L C-13 2004-2010

14.6L C-15 1999-2003

15.2L C-15 ACERT 2005-2010 

15.8L C-16 1999-2003

18.1L C-18 1999-2003