If you have some issue with this product, please contact us. 4PCS Ignition Coils Pack and Spark Plug Compatible with Chevy Tracker... Fit for Model: For SUZUKI DF90 DF100 DF110 DF140, for Suzuki Aerio 2002-2003 L4 2., 0L, for Esteem 1999-2002 L4 1., 8L,for Sidekick 1996-1998 L4 1., 8L---Auxiliary Air Valve Replacement: 18137-77E00, AC593, 2H1309, 2152112, 1813777E00 Advantages: Regulates engine idle speed by controlling the amount of air that bypasses the throttle plate when the throttle is closed. A-Premium Idle Air Control Valve Compatible with Ford Windstar 2001 Fuel Injection Idle Air Control Valve Compatible With Suzuki Aerio 2002 2003 Esteem 1999 2002 Sidekick 1996 1998 1 8l 2 0l Auxiliary Air Valve Replacement 3aa4fdc8 4bff 48ec B44a 09beebdba712.9288c415406746f1d2fd3344939b0536 Strength and toughness higher than OEM standard. It's designed to replace part numbers 18137-77E00, AC593, 2H1309, and 2152112 for various Suzuki models. Specifically, it fits Suzuki Aerio 2002-2003 with the 2.0L engine, Esteem 1999-2002 with the 1.8L, and Sidekick 1996-1998 with the 1.8L High-quality replacement part, made of high-quality materials and fully tested to ensure long-term effective operation. Replacement:18137-77E00, AC593, 2H1309, 2152112, 1813777E00., Fitment: For Suzuki DF90 DF100 DF110 DF140, for Suzuki Aerio 2002-2003 L4 2., 0L, for Esteem 1999-2002 L4 1., 8L,for Sidekick 1996-1998 L4 1., 8L---Auxiliary Air Valve.