Superior | A4LD Boost Valve And Sleeve
Superior | A4LD Boost Valve And Sleeve

Superior | A4LD Boost Valve And Sleeve

Works on 727 / 904 / A500-A518 1989-1995 RH units. Designed to replace the commonly mushroomed out aluminum OE valve which is the leading cause for a sticking governor problem.

$29.74

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