Home / Performance / Mazda MPS Dump Valve (Straight Flange) Mazda MPS Dump Valve (Straight Flange)R1,714.00 Straight bolt on kit, specially designed in accordance with MAF. Mazda MPS Dump Valve (Straight Flange) quantity Buy now Categories: Dump Valves, Performance Tags: Dump Valves, Performance Product ID: 507 Description Description Straight bolt on kit, specially designed in accordance with MAF. Related products 50mm External Wastegate R5,980.00 Buy now Subaru Dump Valve (Straight Flange) R1,714.00 Buy now 45mm External Wastegate R4,950.00 Buy now 38mm High Flow Wastegate R2,800.00 Buy now