OBP Brake Bias Proportioning Valve (Lever Type) 4B11 they experience very similar conditions

they experience very similar conditions to turbos

our silver sewn sleeving is ideal for fuel lines

managing the heat can be a struggle

No more cut or bruised silicon hose thanks to this unique design that allows the silicon to expand and contract when heat cyclining in your engine compartment without losing any tension

OBP Brake Bias Proportioning Valve (Lever Type) 4B11 they experience very similar conditionsLever Type Brake Bias Valve with M10x1 Female Outlets Our specially selected range of products that work in unison with all of our obp Motorsport core hardware. Whether you are looking for master cylinders, bias adjusters or replacement parts. obp Motorsport has you covered. Product Information: Manufactured from T6061 Aluminium Operating Range: 100 1200 PSI Inlet Thread: M10x1 Outlet Thread: M10x1