Xcell Performance Mazda MPS Dump Valve locally manufactured by Xcell Performance
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This Xcell Performance Mazda MPS Dump Valve kit is locally manufactured by Xcell Performance.
These DV's are fantastic qaulity and use O-Rings to seal the pistons to allow minimal to no leakage of Boost and Vacuum past the DV piston.
These External Blow off DV's are manufactured to not cause issuse with the vehicles MAF Sensor