Ducting air from grille to radiator - Page 3 - Fuel Economy, Hypermiling, EcoModding News and Forum - EcoModder.com
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Amazon.com: Phone Cooler, Three Gear Wind Cooling Mobile Phone Radiator with Noise Reduction Duct Design Suitable for Mainstream Models, Cell Phone Cooling Fan for Gaming : Electronics
Plastic Radiator Ducts
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997.2 Center / Third Radiator Kit Air Duct Adapters — Emc2design
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Contrails ! Wind-tunnel design of an MCR 4S radiator duct