Two engines were offered: a 4.0-liter V6 and a 5.7-liter V8.
In 2013, Toyota's full-size Tundra used two powertrains. The 4.0-liter V6 (1GR-FE) powered the lighter end of the lineup, while the 5.7-liter V8 (3UR-FE) supplied the maximum towing and payload capability. The V6 produced about 236 horsepower and 266 lb-ft of torque, while the V8 delivered about 381 horsepower and 401 lb-ft of torque. Both engines are part of Toyota's long-running engine families and were paired with transmissions that varied by trim and configuration.
Engine Options
4.0-liter V6 (1GR-FE)
The 4.0L V6 in the 2013 Tundra is drawn from Toyota's 1GR-FE family. It produces roughly 236 horsepower and 266 lb-ft of torque, with Variable Valve Timing (VVT-i) and robust midrange power suitable for daily driving and light towing.
5.7-liter V8 (3UR-FE)
The 5.7L V8 is the i-Force engine from Toyota's 3UR-FE family, delivering about 381 horsepower and 401 lb-ft of torque. It is designed for heavy-duty use, offering stronger towing capacity and payload.
Transmission and Configuration
Transmission options varied by model year and trim. In the 2013 Tundra, the V8 typically paired with a six-speed automatic, while the V6 could be paired with either a manual or automatic in certain configurations. Always check the specific vehicle’s window sticker or owner's manual for exact pairing by trim, cab style, and drivetrain.
Summary
The 2013 Toyota Tundra offered two engines: a 4.0-liter V6 (1GR-FE) and a 5.7-liter V8 (3UR-FE). The V6 delivers solid everyday performance, while the V8 provides stronger towing and hauling capability. Transmission options vary by trim, but the V8 is commonly paired with a six-speed automatic.