Brian Crower 6mm Intake Valve Guides - 2002-2014 Subaru WRX / 2004-2021 STI

Here, you are looking at the Brian Crower 6mm Intake Valve Guides. These are made using durable materials and are ideal for those of you rebuilding your head and want premium materials to sustain larger power gains, and where the engine will live at higher RPMs.

Brian Crower 6mm Intake Valve Guides

SPECS:

• Made from manganese silicon aluminum bronze alloy materials
• CNC machined to exacting tolerances
• 6mm in size
• Resistant to cracking and corrosion
• Reduces friction and insures high lubrication at elevated engine temperatures
• 100% compatible with BC's lineup of stainless steel valves
• Includes (8) intake valve guides