Projects Going Back to the Future

In the Past  GM   TBI for  4.3 - 5.7  - 7.4

CALL 602-971-5554 or E-Mail

TBI  With The Patented External Cog Drive Belt

The 6lb boost Kits Start at $1650.00 +S&H
The Kit will consist of a  Supercharger- 6lb Drive System- Programmed
Supercharger Computer Chip -Air filter-clamps
Pressure Hoses - Straight duct- Pressure Bonnet - Bonett Hold down asm
3/8 steel-Lasered  Mounts - All Hardware 
  One Year Supercharger Warranty


The TBI Kit was designed for a stock engine with out headers.
If you do have headers you will need a custom rear mount, Add $35.00

Not Every one has the money to invest in an New truck.
These Upgrades are reasonably priced for all TBI owners.

Updated  02/28/2007
Wynjammer Superchargers TM
All Sales are final -With Exception 25% restocking Fee