Brian Crower Bronze Valve Guides - Intake - Toyota 2JZ-GTE / GE Hawk Performance They improve your braking performance

They improve your braking performance for competition or every-day driving

High saturation HNBR elastomeric composites contribute to the exceptional durability and heat resistance with aramid reinforcement

Extreme Duty

It bolts in using factory mounting points and is hidden from view underneath the factory cowling

Supra xMOD Opti-Flow Modules: feature fast-flowing 3” mandrel bent stainless steel design correcting the flow restrictions of the ovalized factory pipe which traded better ground clearance for total flow

Brian Crower Bronze Valve Guides - Intake - Toyota 2JZ-GTE / GE Hawk Performance They improve your braking performanceBrian Crower Bronze Valve Guides Intake Toyota 2JZ GTE GE BC3930 BC premium valves guides are made from Manganese Silicon Aluminum Bronze alloy and CNC machined to exacting tolerances. BC guides are resistant to cracking and corrosion, while reducing friction and insures high lubrication even at elevated engine temperatures and rpm's. The perfect replacement to worn or damaged guides and 100% compatible with BC's lineup of stainless steel valves. Part