Collection:

6.7 Cummins Programmers & Tuners

34 products
Regular Price $169.95
Sale Price $169.95
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Put the finishing touch on your lifted vehicle with Rough Country’s Speedometer Calibration Device! This easy-to-use Speedometer Calibrator helps you quickly and easily reprogram your vehicle’s spe...
Regular Price $27.50
Sale Price $27.50
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The ProCal Bypass Harness is required for all 2018+ FCA vehicles to bypass OBD-II security that prevents aftermarket recalibration.
Regular Price $550.00
Sale Price $550.00
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Get All Five Custom Tunes, Switchable while driving (Switch-On-The-Fly) Emissions Intact / Emission Compliant – no need to remove your emissions equipment Do you need Switch-On-The-Fly (SOTF) C...
Regular Price $850.00
Sale Price $850.00
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Get All Five Custom Tunes, Switchable while driving (Switch-On-The-Fly) Emissions Intact / Emission Compliant – no need to remove your emissions equipment Do you need Switch-On-The-Fly (SOTF) C...
Regular Price $1,193.00
Sale Price $1,193.00
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Get All Five Custom Tunes, Switchable while driving (Switch-On-The-Fly) Emissions Intact / Emission Complaint– no need to remove your emissions equipment Do you need Switch-On-The-Fly (SOTF) Cu...
Regular Price $550.00
Sale Price $550.00
Regular Price
Unit Price
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Smarty MM3 Hardware NOT Included Advanced Custom Emission Compliant Tuning capabilities for 2003-2018, 5.9L & 6.7L Cummins Direct J1939 connection to the 3-pin connector on the engine Abl...