Lexus GS tuning: everything you need to know
The Lexus GS is tuned via an ECU map optimisation tailored to each engine. Among the 7 available engines, gains vary by powertrain: expect on average 15 to 30% more power and torque from Stage 1.
Select your Lexus GS engine above to view detailed gains per stage (Stage 1, Stage 2, E85), stock and tuned performance, and indicative tuner pricing.
Lexus GS tuning: frequently asked questions
What gains can I expect from Lexus GS tuning?
On the Lexus GS, a Stage 1 remap typically adds 15 to 30% more power and torque depending on the engine, with no hardware changes.
Which GS engine tunes best?
The turbocharged engines (both petrol and diesel) of the Lexus GS deliver the best gains. Select your engine above to see precise data.
Does tuning the Lexus GS void the warranty?
A remap is reversible, but it may affect the manufacturer warranty. A certified tuner will advise you on best practices for your GS.
Where can I get my Lexus GS tuned?
Use the ChiptuneMAP directory to find a certified tuner near you, and compare reviews, pricing and specialities for your Lexus GS.