Uxcell a15102300ux0848 Coolant Reservoir Tank Cap Product Name: Coolant Reservoir Tank Cap; Material: Plastic Package Content: 1 x Coolant Reservoir Tank Cap; Color: Blue Dimension: 80 x 37mm/3.1" x 1.5"(D*T) Thread Diameter: 63mm / 2.5" Fit for: VW Passat B5