Shop OEM 2003 Lexus Part # 2203038050 (22030-38050). Fuel Injection Throttle Body. Throttle Body - Repair or Replace If your 2003 Lexus is idling rough, has suddenly lost

BODY ASSY, THROTTLE W/THROTTLE POSITION SENSOR

Fits GS F, IS 250, IS 350, IS SERIES, LC 500, RC F

Throttle Body - Repair or Replace
If your 2003 Lexus is idling rough, has suddenly lost performance or refuses to start, your throttle body could need some attention. Have it inspected or replaced by a professional to keep your Lexus performing as it should.