Brand: Allstar Performance Manufacturer's Part Number: ALL76415 Part Type: Oil Preheaters Product Line: Allstar Performance Immersion Heaters Automotive Fittings Part Number: AAF-ALL76415 UPC: 848238039931 Oil Preheater Style: Internal element Oil Preheater Attachment: Screw-in Oil Preheater Thread Size: 1/2 in. NPT Watts: 400.0 watts Length (in.): 4.750 in. Cord Length: 3 ft. Power Supply: 110 V Quantity: Sold individually. Description: Allstar Performance immersion heaters preheat your oil for "hot" performance! Cold oil is not good. With Allstar immersion heaters, your overall warm-up time is reduced to get you to the line quicker. Improved lubrication during initial startup also means less stress on your engine and components. The stainless steel sleeve inserts into the pan or tank and secures with a welded brass screw-in fitting. Warm your oil for better performance with help from Allstar immersion heaters.