The ATS E-Power programmers offer a power increase of over 270 HP & 350 lb FT. You can perform speedometer corrections, speed limiter removal, and gain amazing performance. The E-Power also retains the stock programming in memory. The E-Power can read and clear data trouble codes output by the OEM computer.

Features:

2001-2004.5 LB7: +350 HP / +530 lb FT, Ten Power Levels, Speedo correction, Speed limiter removal, +2-3 mpg, DTC code reading, Gear Ratio Adjustment and Defueled Shift Option

Power Levels (LB7):
1. +50hp - +97 lb.ft.
2. +90hp - +160 lb.ft.
3. +120hp - +200 lb.ft.
4. +160hp - +265 lb.ft.
5. +221hp - +332 lb.ft.
6. +270hp - + 349 lb.ft
7. + 300hp - +362 lb.ft.
8. +315hp - +383lb.ft.
9. +330hp - +503lb.ft
10. +350hp - +530lb.ft

2004.5-2005 LLY: +315 HP / +383 lb FT, Eight power levels, Speedo correction, Speed limiter removal, +2-3 mpg, DTC code reading, Gear Ratio Adjustment and Defueled Shift Option

Power Levels (LLY):
1. +50hp - +97 lb.ft.
2. +90hp - +160 lb.ft.
3. +120hp - +200 lb.ft.
4. +180hp - +265 lb.ft.
5. +221hp - +332 lb.ft.
6. +270hp - + 349 lb.ft
7. + 300hp - +362 lb.ft.
8. +315hp - +383lb.ft

2006-2007 LBZ: +270 HP / +349 lb FT, Six power levels, Speedo correction, Speed limiter removal, +2-3 mpg, DTC code reading, Gear Ratio Adjustment and Defueled Shift Option

Power Levels (LBZ):
1. +50hp - +97 lb.ft.
2. +90hp - +160 lb.ft.
3. +120hp - +200 lb.ft.
4. +180hp - +265 lb.ft.
5. +221hp - +332 lb.ft.
6. +270hp - + 349 lb.ft