Like it's big brother it has many features and catcher software (programs for downloading) and adding power. The JR come with 4 programs unlike the smarty which has a few more. Saves money when only a few programs are necessary. Lower price and more compact design.
Fast guide features:
Fast guide to Smarty-JR software levels
- CaTCHER software's inside
- Four different performance levels:/ 40 / 70 / 100 hp
- Improved fuel economy
- Optimized drivability
- Fastest download in the industry, up to three times faster than the competition, a typical ECM update takes about 3.5 to 5 minutes, depending on the truck model
- ABS tire height updates in just few seconds from 22,5" to 44"
- Cold weather 3 Cylinder High Idle is enabled in all software
- Reads Diagnostic Trouble Codes in plain text
- No tools required, no fuses to pull
- USB built in for simple updates from internet (see cable below)
- Easy installation
- Reliable, it works off your OEM hardware
The horsepower settings have a modified "Torque management" ( TQM ). The throttle response is greatly improved but is set to a safe limit. With "Safe" I mean safe for your tranny and rest of the driveline. Power levels from a completely stock truck.
- SW # 1 : 40 Hp increase
- SW # 2 : 70 Hp increase
- SW # 3 : 100 Hp increase