NGK BMW 318i 1999-1991 Spark Plug Wire Set

If you're noticing a rough idle, misfires, or a general lack of power in your 1991-1998 BMW 318i, it might be time to check your spark plug wires. These NGK wire sets are built to replace your original equipment, ensuring your engine gets a strong, consistent spark to run smoothly. They're designed to fit right into your BMW, making the replacement process straightforward.

NGK uses a tinned copper core wire, which is a premium choice for certain European models like yours, offering excellent dielectric strength to keep that high voltage current contained. The outer jacket is made of high-temperature silicone, and the inner insulation uses a blend of EPDM and silicone, all working together to prevent voltage loss and radio frequency interference. The spark plug and distributor boots have built-in resistor connectors to suppress that interference, and they're sealed to the cable with silicone for a watertight connection, protecting against moisture.

This set is a solid option for restoring your BMW's ignition performance. It's backed by a limited lifetime warranty, giving you peace of mind with your purchase.