Diablo has just released their Predator programmer for the 2005 GM trucks that are powered by the 4.8, 5.3, 6.0 and 8.1motors -

NEW DiabloSport Predator U7193 Update Release on 1-17-05

The Following Predator revision has been released: R2.00

Part #: U7193 / 2004-05 4.8L 8.1L GM Trucks and H2 Hummer

Reason: U7193 Predator revision R2.00 was updated to add the following features:


• NEW Addition 2005 4.8L 8.1L GM Trucks and H2 Hummer

• Modified tunes for 03-04 and modified/added adjustable parameters.


New adjustable parameters implemented:


Timing Table 2000rpm-4000rpm (+15% / -20%)

Timing Table 4000rpm-7000rpm (+15% / -20%)

Fuel Table 2000rpm-4000rpm (+/- 20%)

Fuel Table 4000rpm-7000rpm (+/- 20%)

Idle (+/- 20%)

Speed Limiters

Rev Limiters

Part and Full Throttle Shift Points

Shift Timing

WOT Shift Pressure

Part throttle Shift Pressure

Re-Calibrate Speedometer for Gear and Tire Size Changes

Torque Management ON/OFF adjustment

o Torque Management abuse mode time limit ON/OFF

o % torque reduction vs. RPM ON/OFF

o Up shift torque reduction (all gears) ON/OFF

Catalytic Overtemp protection Adjustment

o Disable P0430 and P0430 codes

o Adjust COT enable temperature

Multiple Misfire P0300 adjustment

o Misfire Low rev

o Misfire Low cyl

o Misfire idle cyl

EGR disable

o Enable/disable MPH, set high to disable

o Disable P-codes: 0400,0401,0402, 0405, 1404 and 1409

AIR code disable:

o Disable P-codes: 0410, 0412 and 0418

Rear 02 disable code:

o Disable P-codes: 0137, 0138, 0140, 0141, 0157, 0158, 0160

and 0161

We will have this new version in stock very soon! We will also be extending our Predator programmer sale though January 31st. This offer is for the Predator, your choice of a 160 or 180 thermostat and free overnight shipping to locations in the 48 states. Orders can be placed online or by calling 1-877-482-9763.