Proflow Single Exhaust Cutouts, Electric, Aluminium, Bolt On, 4.0 in. Diameter, Cooling Components Male AN Reducer makes adapting

Male AN Reducer makes adapting different size fittings way easier

Standard female

Part Number : AF501-16-12

which are usually not used in racing applications

Toyota Yaris 2013-Current

Proflow Single Exhaust Cutouts, Electric, Aluminium, Bolt On, 4.0 in. Diameter, Cooling Components Male AN Reducer makes adaptingPart Number : PFEEEC400 Proflow's complete single or dual electric exhaust cut outs give you the best of both worlds an OEM quality quiet sound for the street, or a wide open race growl for the track. These kits are designed to be welded or clamped into an existing exhaust, and can be opened and closed from inside the vehicle with an included remote control switch. The remote controls both sides of the dual versions, or they can be wired independently