Turbochargers for Ford F-150 (2011-2012) 3.5L EcoBoost Left & Right

Direct-Fit Replacement Twin Turbocharger Pair for 2011-2012 Ford F-150 (P415)

What it Does: The matched twin turbocharger set replaces degraded factory turbo units on the 2011-2012 Ford F-150 to restore balanced manifold boost pressure, correct compressor efficiency, and eliminate boost leaks under heavy engine load.

The Stock Ford F-150 Journal Bearing and Seal Failure

Factory turbochargers on early P415 generation trucks equipped with the twin-turbo 3.5L EcoBoost frequently suffer from journal bearing wear, carbonized oil lines, and blow-by oil seal failure after repeated severe thermal cycles. When bearing clearances open up, shaft play allows the compressor wheel to contact the housing, causing catastrophic underboost codes like P0299, whistling or grinding noises, blue smoke at idle, and oil pooling inside the charge air cooler. Replacing only one failed turbo places uneven backpressure on the opposite cylinder bank, forcing the remaining worn unit to over-spin and fail prematurely.

The Engineering Solution

This balanced left and right turbocharger pair delivers direct-fit replacement housings calibrated specifically to early 2011-2012 wastegate orientations and factory oil/coolant plumbing. Featuring high-nickel ductile iron turbine housings to withstand high exhaust gas temperatures and dynamic VSR balancing of the central rotating assemblies (CHRA), this pair equalizes spool response and airflow across both cylinder heads. They bolt directly to the factory cast manifolds and OEM downpipes without custom fabrication, restoring the smooth 420 lb-ft torque delivery required for sustained towing.

What's Included

• 1x Driver Side (Left) Turbocharger (OE interchange BL3E-9G438-UA / 179204)
• 1x Passenger Side (Right) Turbocharger (OE interchange BL3E-9G438-VA / 179205)
• Complete Installation Gasket Set (Oil feed, return, and mounting gaskets)

Technical Specifications

Compatibility

• 2011 Ford F-150 3.5L V6 EcoBoost (All Cabs and Trims: XL, XLT, Lariat, FX2, FX4, King Ranch, Platinum)
• 2012 Ford F-150 3.5L V6 EcoBoost (All Cabs and Trims: XL, XLT, Lariat, FX2, FX4, King Ranch, Platinum)

Frequently Asked Questions & Fitment Warnings

Does this fit the P415 F-150?

Yes, this is a direct fit for the 2011-2012 Ford F-150 equipped with the 3.5L EcoBoost engine. Does not fit 2013 and later models, which feature revised wastegates, diverter valves, and distinct compressor housing castings.

Do I need to prime the turbochargers before starting the engine?

Yes, you must inject clean engine oil directly into the CHRA oil feed inlet ports and manually spin the compressor wheels prior to reconnecting lines and starting the vehicle.

The Ford Towing Standard

Restores the low-end boost threshold and high-load thermal capacity necessary to maintain commercial payloads and heavy trailer towing stability without over-temping the valvetrain.