Ramair CC-509-70 Performance Foam Universal Cone Filter 70mm - RAM-CC-509-70 - This filter is designed to be fitted to the outside of a rigid pipe such as a MAF sensor housing. These filters have an rubber polymer neck and a cone shaped filter element. This enables easy fitting to space-restricted engine compartments, whilst providing a large surface to maximise potential air flow. The filters are constructed using stainless steel cage internal and our famous 15mm thick twin layer foam. Ramair universal filters are designed and manufactured for a very diverse range of applications and are made here in the UK. They are available in many different sizes and styles available. Clean using our filter maintenance kit - CK-003 This product has the following dimensions: Filter Internal Neck Diameter: 70mm Filter Neck Length: 23mm Filter Overall Height: 143mm Filter Base Width: 150mm Filter Top Width: 121mm Filter Material: 15mm Dual Layer Foam