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Fuel information
Your vehicle must use only unleaded gasoline. Premium unleaded gasoline with an octane rating of 91 (Research Octane Number 96) or higher required for optimum engine performance. If 91 octane canno ...

Exterior Design
The Lexus IS sedans show a strong family resemblance to the Lexus GS models while establishing their own distinctively sporty identity. A notably wide stance and long wheelbase, coupled with tight ...

Under the Hood
For 2006, the 4.7-liter V-8 produces 263 hp and 323 pounds-feet of torque. Those numbers are down slightly from the 2005 model's 270 hp and 330 pounds-feet of torque due to new SAE testing procedu ...