Full Race 3 Inch ProStock Downpipe

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Special Price $849.00 Regular Price $999.00
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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.

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.

For CA Proposition 65 Warning: Click Here

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BrandFull Race
Filter by Type of PartDownpipes
Select Your Engine3.5L
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