Compatible with: The spark plug wire kit fit for 825i, 825i S4 MIA11722 MIA11723 MIA11724. Function: The spark plug wire is used as a medium between the ignition coil and the spark plug to provide power to the engine. It can transfer the high-pressure fire distributed by the distributor to the spark plug, and then push the engine to rotate. Damage to the spark plug wire of the engine can cause the engine to misfire and cause engine jitter. Timely replacement of the damaged spark plug wire can prolong the service life of the engine and reduce fuel waste. High Quality Material: The spark plug wire kit made of high-quality materials, wear-resistant, high reliability, long use time, and stable performance.Helps provide maximum voltage and final performance. High Performance: Extremely high /RFI suppression and extremely low resistance help provide as many as possible.-duty silicone sleeve protects the spiral winding core from heat, moisture and chemicals. Type: Spark Plug Wires Condition: New Manufacturer Part Number: MIA11722, MIA11723, MIA11724 Fitment: For 825i, 825i S4 MIA11722 (Cylinder #1) 13.5inch MIA11723 (Cylinder #2) 10inch MIA11724 (Cylinder #3) 8inch Colour: black Material: plastic Package Contents: 3 * Spark Plug Wire Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.