2015 Lexus IS Specifications Overview
The 2015 Lexus IS is certified across 6 configurations with 2.5L 6-Cylinder Engine, 3.5L 6-Cylinder Engine powertrain options. Available drivetrain layouts include Rear-Wheel Drive, All-Wheel Drive paired with Automatic (S6) or Automatic (S8). EPA classified under the Compact Cars / Subcompact Cars size category.
Certified Powertrain & Transmission Configurations (6)
Official laboratory certification specifications for each factory engine, transmission, and drivetrain permutation
| Configuration / Model | Engine & Displacement | Cylinders | Induction / Tech | Transmission | Drivetrain | Fuel System |
|---|---|---|---|---|---|---|
| IS 250 Compact Cars | 2.5L 6-Cylinder Engine | 6 | Naturally Aspirated | Automatic (S6) | Rear-Wheel Drive | Premium |
| IS 250 C Subcompact Cars | 2.5L 6-Cylinder Engine | 6 | Naturally Aspirated | Automatic (S6) | Rear-Wheel Drive | Premium |
| IS 250 AWD Compact Cars | 2.5L 6-Cylinder Engine | 6 | Naturally Aspirated | Automatic (S6) | All-Wheel Drive | Premium |
| IS 350 Compact Cars | 3.5L 6-Cylinder Engine | 6 | Naturally Aspirated | Automatic (S8) | Rear-Wheel Drive | Premium |
| IS 350 C Subcompact Cars | 3.5L 6-Cylinder Engine | 6 | Naturally Aspirated | Automatic (S6) | Rear-Wheel Drive | Premium |
| IS 350 AWD Compact Cars | 3.5L 6-Cylinder Engine | 6 | Naturally Aspirated | Automatic (S6) | All-Wheel Drive | Premium |
Regulatory Classification & Safety Architecture
Federal classification standards and standard active driver assistance system capabilities
EPA Regulatory Size Class
- Compact Cars
- Subcompact Cars
NHTSA NCAP Body Formats
Standard passenger body configuration
Active Safety Technology
Evaluated under federal safety compliance standards.
Powertrain, transmission, drivetrain, and regulatory classification specifications on this page are derived directly from the United States Environmental Protection Agency (EPA) and National Highway Traffic Safety Administration (NHTSA) official laboratory certification registries.
Local Production Store Compiled: August 2026 • Deterministic Audited Dataset • Zero Dynamic External API Runtime Latency.