Flex-A-Lite Direct fit dual electric fans


Fits: 2001-2005 Chevy Duramax LB7/LLY

SKU: 284 Categories: , ,


This is a direct-fit, bolt-on Flex-a-lite® S-Blade dual electric-fan system for new body style ’01-’05 Chevrolet and GMC trucks with diesel engines. Dyno tests show a gain of up to 27 horsepower and 34 lbs-ft. of torque while also improving fuel economy by replacing your stock clutch fan assembly with this dual electric fan system. This system features two 15-inch electric fans and a Flex-a-lite Variable Speed Controller that varies the fan speed from 60-100 percent, depending on radiator temperature. These powerful automotive electric fans move up to 6,000 cfm of airflow!

  • Direct-fit, bolt-on design
  • Up to 6,000 cfm of airflow
  • Up to 27 horsepower and 34 lbs-ft. of torque
  • Quicker engine warm up
  • Approximately 4-hour installation time
  • Variable Speed Controller with A/C relay

NOTE: Flex A Lite dual electric fans are not recommended for primary diesel engine cooling when the combined gross vehicle weight (CGVW) exceeds 18,000 pounds (truck, trailer and load)

Install Instructions

Additional information

Weight 20 lbs
Dimensions 34 × 20 × 6 in