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Motor Ops AutoCal & 4" Downpipe Back No Muffler | 2013-2017 6.7L Cummins


This performance package includes the Motor Ops Autocal & Flo~Pro 4" aluminized downpipe back with no muffler for 2013-2017 6.7L Cummins 2500/3500 pickup modeland comes pre-loaded with five custom power levels and "Shift-on-the-Fly" functionality.

  • Deletes the DPF, CAT, EGR, & DEF without trouble codes
  • Comes Pre-Loaded with 5 Shift-On-The-Fly Power Levels
  • Easy, Plug and Play Install
  • Important Note: Requires the Bully Dog Triple Dog GT Gauge/Tuner & Bully Dog Unlock Cable
Availability: Availability:AutoCals are tuned to your specific vehicle after purchase, please allow 2-3 business days for order fulfillment.
Pricing: $1,128.00

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Motor Ops AutoCal

Motor Ops has spent countless man-hours fine tuning the calibrations on their AutoCal device so that your 2013-2016 6.7L Cummins performs to its highest potential while still maintaining excellent driveability, heat, and smoke control. This product comes pre-loaded with five tunes and all of the hardware and cables required for installation.

Important Note:Requires the Bully Dog Triple Dog GT Tuner (40420) & Bully Dog Unlock Cable (42214).

Power Levels

  • Refined Stock: Stock power level, refined timing and fuel curve strategy for mileage
  • Heavy Tow: Rear wheel horsepower that you can use up the GVWR of the truck
  • Light Tow: Rear wheel horsepower and the ability to maintain transmission health and low EGTs with loads up to 8,000 lbs
  • Sport Economy: Best balance of power, reliability and mileage on an unloaded truck. This is the highest level we recommend without a lift pump
  • Race: When used in conjunction with a lift pump, this tune will get the most fuel possible out of the factory pump

Flo~Pro 4" Downpipe Back Single Exhaust System No Muffler | 1873

  • Fits 2013-2017 Dodge Cummins 6.7L, 2500/3500, Pickup
  • Fits RC-QC-MC/SB-LB-Dually
  • Aluminized 4" Downpipe Back Exhaust Kit No Muffler
  • Deletes Diesel Particulate Filter, Catalytic Converter
  • No welding necessary, completely bolt in


  • Increased Flow
  • Increased MPG
  • Improved Horsepower
  • Improved Torque

These components have been designed and are intended for closed course competition only! It becomes the sole responsibility of the Customer to ensure that the use of their vehicle and items purchased comply with federal, state, and local regulations. Performance products are legal in California only for sanctioned closed course racing vehicles, which may never be used on a public highway. Customer assumes all risks and expenses relating to unlawful vehicle operation on public roads.



Shipping Information

  • Item Requires Shipping
  • 33.0 lbs.
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