MAYASAF Replacement Ignition Coil was manufactured by OE proved suppliers, made from OEM standard casting number and premium material. Each Ignition Coil includes all hardware needed for easy installation, allows for quick and easy installation because you no longer need to search for replacement components or reuse old hardware. Whether you are putting the car up on blocks to do it by yourself or bring your own parts to your local mechanic, choosing MAYASAF will save your money and add life to your vehicle. MAYASAF Ignition Coil Fitment Information For Mercedes-Benz C230 1998-2000 2.3L L4 For Mercedes-Benz C280 1996-1997 2.8L L6 For Mercedes-Benz E320 1997 3.2L L6 For Mercedes-Benz S320 1996-1999 3.2L L6 For Mercedes-Benz SL320 1996-1997 3.2L L6 For Mercedes-Benz SLK230 1998-2004 2.3L L4 *Kindly Use 'Amazon Part Finder' (at the top of this page) to Make sure the Detailed Fitment Information. *Avoid using New coil together with the aged one to your best, which may lead new coils to become easy to overload and aged. *Professional installation recommended, No instruction included. Features Durable and reliable qualityMeet or exceed OE standardEasy installation Advantages Increases the thermal value of combustion in the cylinderImprove ignition power and combustion burstMore powerful climbing and more enjoyable driving When to replace ignition coils? Slow acceleration and stalling of enginePoor fuel economy and strong petrol smellCheck engine light turns on