5.3L & 6.2L
GMC Denali
Chevy Silverado
Custom Tuning:
- Improves shift points and transmission responsiveness
- Increases power
- Enhances drivability & feel
- Improves shifting and proper gear selections in Tow/Haul Mode
- Chassis Dyno Tuned
- Tune available for 87, 91, and 93 octane
- Increases both the Total Power & Total Torque throughout the curve, including “down low” and peak numbers.
$649.99 LS1 Equipped
$799.99 LT1 Equipped
$899.99 LT1 (2017+)
**8-Speed Automatics require TCM unlocking and thus additional fees.
**TCM Unlock (Your TCM) $249 (Plus Shipping) or Purchase New Unlocked TCM $399 (Plus Shipping).
**Transmission Tuning Fees are additional and range between $350-600.
Customized packages & options are available, please contact our shop for more information!
Interested in this Performance Package?
Other Performance Upgrades & Options:
- Chassis Dyno Tune
- Cold Air Intake
- Custom Vector Tuning
- Long Tube Headers
- Motor Builds & Modifications
- Professional Installation
- Suspension Enhancements
- VMS Super-Flex Fuel E85 System
