3989652C1
TUBE, DEF SUCTION LINE, HEATED
Navistar International®

The heated DEF suction line tube is engineered to facilitate the transfer of diesel exhaust fluid from the tank to the injection system while preventing freezing in cold weather. Its design incorporates high-grade materials that are resistant to the corrosive nature of DEF, ensuring a long service life. The tube features a smooth inner lining that promotes efficient fluid flow while minimizing turbulence, which can lead to pressure drops. Additionally, its flexible construction allows for easy routing and installation, making it suitable for a wide range of vehicles.

Navistar International Corporation has a storied history in the heavy-duty vehicle sector since its founding in 1902, recognized for its commitment to quality and innovation. The heated DEF suction line tube is designed to facilitate the transfer of diesel exhaust fluid from the tank to the injection system while preventing freezing in cold weather. Its construction incorporates high-grade materials that resist the corrosive nature of DEF, ensuring a long service life. The tube's smooth inner lining promotes efficient fluid flow while minimizing turbulence, showcasing Navistar's dedication to engineering components that enhance operational efficiency. This commitment to quality solidifies Navistar's reputation as a leader in the industry, providing essential solutions for demanding applications.

This part fits the following models:

• - ProStar Linehaul Conventional
• - 9900 Premium Conventional (built on or after 3/15/96)
• - 8600 Heavy Tractor
• - 5900I Severe Service Conventional
• - LoneStar Linehaul Conventional

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