2005 Lexus GS 300/Gs 430

Sedan Premium
Lexus GS 300/Gs 430 2005
19MPG Combined
2 Trims
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Updated February 27, 2026

The 2005 Lexus GS 300/Gs 430 Sedan provides 18–19 combined MPG depending on trim. We’ve compiled EPA fuel economy data, NHTSA safety ratings, and recall history so you can make an informed decision.

2005 Lexus GS 300/Gs 430 Specifications

SpecValue
Combined MPG18–19 combined MPG depending on trim
City MPG16
Highway MPG23
Body StyleSedan
Fuel TypePremium
DriveRWD
Available Trims2

Available Trims

TrimMPG (City/Hwy/Combined)EngineTransmission
6 cyl16/23/193.0L 6cylAutomatic (S5)
Auto16/22/184.3L 8cylAutomatic 5-spd

Annual Fuel Cost

Based on EPA estimates, the 2005 Lexus GS 300/Gs 430 costs approximately $3,150 per year in fuel. This assumes 15,000 miles driven annually and current fuel prices.

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