Full Race - 2011-2018 Ford F150 EcoBoost 3.5L 3″ ProStock Downpipe

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  • Regular price $999.00



Description

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

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.

Features:

  • 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


Removal of OEM downpipe:

    • 1. Unbolt exhaust, remove from vehicle
    • 2. remove under tray and if applicable the front driveshaft’s metal shield
    • 3. Support Transmission and unbolt shield from transmission crossmember, then remove crossmember
    • 4. Remove Driver’s side upper rubber hangar
    • 5. Remove/Unplug front and rear O2 sensors
    • 6. Loosen OEM Downpipe’s clamp at driver’s side connection
    • 7. Unbolt and remove OEM Downpipe from Driver’s side turbo
    • 8. Unbolt and remove OEM Downpipe from Passenger side turbo
    • 9. Inspect threaded surfaces at turbo outlet connection to downpipe, apply anti-seize

Installation of Full-Race 3″ downpipe:

  • 10. Install front and rear o2 sensors off the vehicle.
  • 11. Install Full-Race passenger side downpipe on passenger side turbo
  • 12. Orient clamps on Y-pipe merge collector and insert driver side pipe into the slip-fit collector – do not tighten yet
  • 13. With the passenger side downpipe in place, slip the entire Y-pipe and driver side downpipe into position. Some grease on the hangars can make this easy
  • 14. Re-install Exhaust system, tighten connection to downpipe
  • 15. Carefully tighten the turbocharger to downpipe hardware, watching for proper alignment
  • 16. Fully tighten clamps. Reinstall transmission crossmember and under tray/shields. Start engine and check for leaksWarning: This product is not legal for sale or use in CA on pollution controlled motor vehicles. This is intended as a “Race Only” product to be used solely for competition motorsport use limited to closed-course and open-course racing that is formally sanctioned by a recognized racing organization; any other use including recreational off-road use, may be a violation of local, state and federal laws. It is the buyer’s responsibility to verify legal use of this product for the intended application and use.

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