Honda EP3 Civic Si Idler Pulley 31190-RRA-A00

Honda EP3 Civic Si Idler Pulley (OEM 31190-RRA-A01)

Ensure smooth, reliable accessory belt operation with the Honda EP3 Civic Si Idler Pulley (31190-RRA-A01). This genuine Honda idler pulley maintains proper belt tension and alignment, preventing slippage and noise while extending the life of your serpentine belt system. Constructed from high-quality materials and engineered to meet OEM standards, this pulley delivers the durability and precision your high-revving Honda or Acura engine demands. The idler pulley is a common failure on the EP3 Civic Si, so having a spare ready is always a great idea. 

The Honda idler pulley is compatible with the 2002–2005 Honda Civic Si (EP3), 2006–2011 Honda Civic Si (FA5/FG2), and the 2009 Acura TSX (CL9). Whether you’re performing preventative maintenance or replacing a worn bearing, the 31190-RRA-A01 pulley ensures factory-fit performance and long-term reliability for your K-series engine. It’s the perfect solution to restore smooth accessory operation and eliminate belt noise.

Key Features:

• Genuine OEM Honda part designed for perfect fitment and function
• Maintains proper serpentine belt tension and alignment
• Reduces belt noise and vibration for smoother operation
• Precision bearing ensures long-lasting performance and durability
• Ideal replacement for worn or noisy factory pulleys

Vehicle Compatibility:

• 2009 Acura TSX
• 2002–2005 Honda Civic Si (EP3)
• 2006–2011 Honda Civic Si (FA5/FG2)

Restore your accessory drive system to peak efficiency with the Honda EP3 Civic Si Idler Pulley (31190-RRA-A01)—the OEM-quality solution for maintaining reliability and performance in your Honda or Acura.