How much horsepower does a 2006 GS 430 have?
The 2006 Lexus GS 430 delivers 300 horsepower from its 4.3-liter V8. This is the standard figure for US-spec GS 430 models in that year.
Power output and engine details
The horsepower rating reflects the engine's peak output under typical testing conditions. For the 2006 GS 430, the 4.3-liter V8 produces:
- Engine: 4.3-liter V8 (3UZ-FE)
- Horsepower: 300 hp at 5,600 rpm
- Torque: 324 lb-ft at 3,400 rpm
- Transmission: 5-speed automatic
- 0–60 mph: approximately 5.7–5.8 seconds (varies with conditions)
Note: Real-world performance can vary with factors such as vehicle weight, drivetrain condition, tires, and elevation.
Context and takeaways
During its model years, the GS 430 occupied Lexus's sport-luxury niche with a focus on smooth, high-revving acceleration. The 300-horsepower rating has been the standard figure cited in official materials and automotive databases, and it remained a consistent specification across most U.S.-market GS 430 models in 2006.
Summary
Bottom line: The 2006 GS 430 delivers 300 horsepower from its 4.3-liter V8, paired with 324 lb-ft of torque and a 5-speed automatic transmission. This setup provides brisk acceleration for a luxury sedan of its era, maintaining its place as a notable performance option within the GS lineup.
