Proform Single or Dual Fan Fan Controller - 60 amp - Adjustable - Digital 11000503 They utilize the best features

They utilize the best features from Holley's Race Bred 4150 HP(TM) carbs

The Street HP features an aluminum contoured main body design taken from the race winning 4150 HP™ and has a tumble polished shiny finish and screw in air bleeds for precision tuning capabilities

Designed for do-it-yourself fabricators who make their own multi-port fuel injection manifolds

Rated at a maximum 35 amps

AFR or Lambda

Proform Single or Dual Fan Fan Controller - 60 amp - Adjustable - Digital 11000503 They utilize the best featuresProduct Description: Fan Controller Single or Dual Fan 60 amps Adjustable Digital PROFORM invites racers to experience the strength, innovation, and power behind the PROFORM brand. PROFORM Parts (Specialty Auto Parts U. S. A., Inc.) is a leader in the High Performance Automotive Aftermarket by engineering and manufacturing creative products from intelligent concepts. Our goal is to provide the performance enthusiast with innovation, quality, and