Heating is provided from the hot engine coolant just like an OEM setup, but in a much more compact size making it easy to fit under your dash or seat. Beware of lower quality plastic cases that are prone to cracking and damage.This heater case is made from high strength steel guaranteed to handled the harshest environments. Each heater includes 2 adjustable vents, 1 main vent, high speed blower motor, 3 speed adjustable switch, mounting brackets. The item "COMPACT HEATER UNDER DASH HOT ROD RAT STREET CUSTOM VINTAGE STYLE LOWRIDER BOMB" is in sale since Monday, April 23, 2018. This item is in the category "eBay Motors\Parts & Accessories\Vintage Car & Truck Parts\AC & Heating". The seller is "so-cal_speed_shop" and is located in Sacramento, California. This item can be shipped worldwide.