GMC Sierra 1999–2007

GMC Sierra 1999–2007 4.3 V6 200hp tuning file

Power 200 hp 220 hp +20 hp
Torque 350 Nm · 258 lb-ft 370 Nm +20 Nm · +15 lb-ft

Typical Stage 1 result for a stock vehicle in good condition. Your file is written for your exact software and hardware, so the final figures can differ.

Technical data

  • FuelPetrol
  • Displacement4300 CC
  • Engine codeLU3
  • Compression ratio9,2 : 1
  • Bore × stroke101,6 X 88,4 mm
Questions