Estimates last updated January 28, 2026

Lexus GS430 Throttle Body Replacement Cost

The average cost for a Lexus GS430 Throttle Body Replacement is between $1,413 and $1,502.

• Labor costs are estimated between $191 and $281 while parts are typically priced around $1,222.
• This range does not include taxes and fees, and does not factor in your unique location. Related repairs may also be needed.
• For a more accurate estimate based on your location, use our Fair Price Estimator below.