Cruze Opel Saab Platform Ignition Coil 55584745 55571790 24107493 Precise Match

This ignition coil precisely matches Chevrolet Cruze (2009–2015, 1.6L/1.8L), Opel Astra (2004–2014, 1.6L/1.8L) and SAAB 9-3 (2003–2011, 2.0T) on GM Delta platform four-cylinder engines. Core function: convert low voltage to high voltage to ensure stable spark and improve combustion efficiency while reducing misfires. OEM numbers include 55584745, 55571790, and 24107493 for cross-check with stock. Replacement difficulty is low; torque install with standard torque and inspect spark plugs; KLP brand replacement at about 40% lower cost than original, suitable for bulk purchase for repair shops or fleets.