Cometic 2020+ BMW S58B30T0 .055in MLX Cylinder Head Gasket - 85mm Bore - C15696-055

The Cometic 2020+ BMW S58B30T0 .055in MLX Cylinder Head Gasket - 85mm Bore - C15696-055 is a precision-engineered head gasket with a 85mm bore and .055" compressed thickness.

The Cometic MLX Multi-Layer Steel (MLS) head gasket is engineered for high-performance and racing applications where OEM gaskets fall short. Featuring MLX Multi-Layer Steel (MLS) construction, this gasket uses multiple embossed steel layers for superior sealing under extreme cylinder pressures and temperatures. Precision CNC-machined to exacting tolerances, this gasket seals combustion, water jackets, and oil passages simultaneously — eliminating the need for multiple gaskets or sealing compounds.

• Material: MLX Multi-Layer Steel (MLS)
• Bore Size: 85mm
• Thickness: .055" compressed
• Part Number: C15696-055

Verified fitment: BMW M2 (2023); BMW M3 (2021); BMW M4 (2021–2022); BMW X3 (2020–2023); BMW X4 (2020–2023).