UP TO 10% MORE ENERGY OUTPUT THAN STOCK: Unlock max engine efficiency with top of the line engineering. Dinan coils produce a more consistent spark which can mean increased engine power, improved throttle response, quicker acceleration, & smoother idling. DURABILITY MEETS ENGINEERING: No more sluggish acceleration or misfires. From premium materials to rigorous testing, each coil is engineered for consistency, durability, and more efficient power delivery–all packaged in a sleek, performance-grade casing. DIRECT PLUG AND PLAY: Just a few steps to your instant upgrade. Visually confirm 3-prong fit, then swap out existing OEM coils with Dinan coils for plug and play ease. COMPATIBILITY: Dinan D6500-0005 (Black) coils are compatible with BMW M and S Series engines M52, M54 (produced before October 2002), M62, M73, S52, and S62. Replaces OEM part numbers 12131748018, 12137599219, and 12139067830. TRUSTED IN THE U.S. FOR OVER 45 YEARS: Founded in 1979, Dinan is well-established as a leading BMW parts manufacturer in America. Quality products and solid engineering have made Dinan a household name among BMW enthusiasts worldwide. The Dinan D650-0005 Ignition Coil delivers a noticeable upgrade in spark consistency and engine response for BMW M and S Series engines. With up to 10 percent more energy output than the factory coil, this unit supports smoother idle quality, sharper throttle response, and more confident acceleration. Built with premium materials and tested to withstand demanding conditions, this coil helps minimize misfires by promoting stable, efficient combustion. Installation is straightforward with a direct plug-and-play design. Simply confirm the 3-prong connection and replace your OEM coil with no modifications needed. Compatible with BMW M52, M54 (produced before October 2002), M62, M73, S52, and S62 engines. Always confirm visual fitment before installation.