Semi Truck Diesel Exhaust Fluids (DEF)
- Dorman HD Solutions®Diesel Exhaust Fluid (DEF) Pump Cover (904-7998)Diesel Exhaust Fluid (DEF) Pump Cover by Dorman HD Solutions®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your needs...Direct replacement - this replacement NOx sensor matches the function and performance of the original sensor on specified vehiclesRestores performance - properly repairs nitrogen oxide detection to comply with regulations$49.40