Vibrant Pipe Reducer Adapter Fitting 3/8in NPT Female to 1in NPT Male ['E90 3 Series' a higher flowing intake creates

a higher flowing intake creates a strong engine resonance at this rpm causing a momentary dip below the stock curve

No surging

They can also be wired into our C7 fender cove and hood vent kit if you want to control them wirelessly

integrating seamlessly with factory emissions equipment

Vibrant Pipe Reducer Adapter Fitting 3/8in NPT Female to 1in NPT Male ['E90 3 Series' a higher flowing intake createsVibrant Performance Female NPT to Male NPT Transition Adapters are lightweight and constructed from 6061 Aluminum Alloy. Our Female NPT to Male NPT Transition Adapters deliver quality, reliability, smooth flow, ease of assembly and the comfort of an anti leak seal and are designed to fit most popular oil pumps, fuel pumps, fuel filters and a wide range of other common components. All Vibrant Performance Adapter Fittings are available in anodized black