




CTS Turbo Turbine Housing Adapter Set for Ford Raptor/F150/Expedition/Navigator
Pull unnecessary restrictions out of your 3.5L EcoBoost by swapping the factory turbo adapters for these high-flow CAST stainless steel units. It is a small modification that makes a big difference: the redesigned mouth is 55.4% wider than OEM, cutting backpressure and improving spool from the turbos. Power gains can be up to 20 hp.
Each adapter is machined from cast 304 stainless steel on an in-house HAAS 750 mill. The flange matches the factory gasket at the turbo but opens up larger toward the downpipe — a must when installing performance exhaust downpipes.
Features
- Two large-bore downpipe adapters for twin-turbo EcoBoost 3.5L motors
- One of the largest downpipe adapters on the market
- Less backpressure means more flow even with factory catalytic converters
- Faster spool from the turbos
- CNC-machined from cast 304 stainless steel
- 55.4% larger area for maximum exhaust flow
Fitment
- 2011-2022 Ford F150 3.5L EcoBoost
- 2017-2022 Ford F150 Raptor 3.5L EcoBoost HO
- 2015-2020 Ford Expedition 3.5L EcoBoost
- 2015-2020 Lincoln Navigator 3.5L EcoBoost
Replacement parts required (not included)
- 2x factory exhaust gaskets (BL3Z-9450-A)
- 4x exhaust studs (W716667-S900)
- 4x exhaust nuts (W520514-S440)
Ships from our Vancouver shop — KORE SPEED is proudly Canadian-owned, with no surprise cross-border duties for Canadian buyers. Questions on fitment? Email support@korespeed.com.
Pairs well with

CTS Turbo Turbine Housing Adapter Set for Ford Raptor/F150/Expedition/Navigator
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