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This downpipe is our highest flowing and lowest restriction design for stock frame BorgWarner K03 turbos. Featuring TIG-welded stainless steel construction with a handmade low-angle merge collector, The driver’s side pipe connects using a 321 stainless steel flex section, for the best fit possible. Fitment is designed for all Gen1 and Gen2 3.5L F150 engines – but will not fit Raptor.



  • Excellent fit and sound quality
  • 321 Stainless flex section with precise slip fit simplifies a leak-free install
  • Aerodynamic low-angle merge collector for reduced backpressure
  • Improves turbo spool time and increases overall power
  • Polished Stainless Steel finish
  • Plenty of clearance for crossmember, mounting hangars and chassis
  • Includes all gaskets and hardware needed for installation
  • For competition racing use only, may not be used on any public roadway

2011-2018 Ford F-150 EcoBoost 3.5L 3″ ProStock Downpipe

$999.00 Regular Price
$949.05Sale Price
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