Find the perfect spark plug gap for your BMW model with our comprehensive guide. From the 3 Series 318i to the 5 Series 535i, we provide detailed specifications for various engine types like M20, M30, M50, and more. Ensure optimal performance by using Bosch or NGK spark plugs with specific gap ranges. Get your BMW running smoothly and efficiently with the right spark plug adjustments. Trust our expert recommendations for your vehicle’s maintenance needs.