This Mack MP8 block warmer is the perfect accessory for any commercial truck owner. Designed for use with Mack engines, this engine block heater is manufactured in the United States and offers reliable performance even in cold weather conditions. With a manufacturer part number of 21099291, this engine block heater is a must-have for anyone looking to protect their engine from the harsh winter weather. The unit quantity is one and comes with no warranty.

Ideal for use with Mack engines, this engine block heater is a top-of-the-line product that will keep your engine running smoothly and efficiently even in the coldest of weather conditions. Whether you're a long-haul truck driver or own a fleet of commercial vehicles, this Mack MP8 block warmer is an essential accessory that will help you protect your investment and get the most out of your truck. So why wait?