prepare your engine for high performance modifications

these high-performance valves offer exceptional strength and heat resistance

Ferrea Competition Plus Valves are renowned for their extreme performance capabilities and industry-leading reliability

1988      E30     M3 Evo II

The included CNC-machined chromoly retainers provide exceptional strength with reduced mass

5150 Xtreme Duty Cylinder Sleeve Set, BMW S55 S54B32 prepare your engine for high5150 Xtreme Duty Cylinder Sleeves, also known as cylinder liners, are centrifugally cast, ductile iron cylinder sleeves. Benefits of Engine Sleeving Include: Increased Bore Size: Sleeving your engine gives the opportunity to increase bore size for higher displacement and increased engine capacity, resulting in more power and more torque Increased Strength: Iron sleeves are stronger than alusil when subjected to high power, high stress applications,