OE-Style Throttle Body Replacement

The Spectra TB1104 fuel injection throttle body assembly is built for electronic throttle control systems that need precise airflow management and consistent response. It is a direct-fit replacement for select Lexus and Toyota applications, including Lexus ES350, RX350, RX450h, Toyota Highlander, RAV4, and Avalon models.

Engineered and tested to meet original equipment requirements, this throttle body assembly is a practical choice for restoring drivability on vehicles with throttle-related concerns. The Spectra TB1104 is a fitment-based replacement for common Toyota and Lexus V6 applications.

Key Features

• Electronic throttle body assembly for fuel injection systems
• Built to meet OE requirements for fit and function
• Direct replacement for select Lexus and Toyota applications
• Supports consistent throttle response and airflow control
• Cross-references Monroe Shocks & Struts 172286 and 182286 for the same application

Detailed Description

Spectra TB1104 is a fuel injection throttle body assembly designed for vehicles that use electronic throttle control. It is engineered to match original equipment specifications closely, helping maintain proper air delivery to the engine under changing load and throttle input conditions. This part number, TB1104, is used across multiple Lexus and Toyota applications, including 2007-2015 Lexus RX350, 2010-2015 Lexus RX450h, 2013-2017 Lexus ES350, 2007-2012 Lexus ES350, 2008-2009 Toyota Highlander, 2006-2008 Toyota RAV4, and 2005 Toyota Avalon.

What It Helps Address

• Throttle response issues caused by a worn electronic throttle body
• Idle instability related to airflow control problems
• Driveability concerns tied to throttle plate or actuator wear
• Reduced engine performance from inconsistent air metering
• Check engine light conditions associated with throttle body faults

Installation Notes and Tips

Verify the part number and vehicle application before installation. For best results, inspect the throttle body bore, intake tract, and related sensors during replacement. After installation, perform any required throttle relearn or idle relearn procedure specified by the vehicle manufacturer.

Quality Assurance

Spectra Premium fuel injection throttle body assemblies are developed and rigorously tested to meet OE requirements and to meet or exceed the performance of the original equipment they replace.