aFe Y-Pipe Street Series Twisted Steel 3"-3-1/2" 3.5L EcoBoost F-150 2011-2014



  • Improved Airflow
  • 3" to 3-1/2" Piping
  • Steel Construction
  • Hassle-Free Install

aFe Twisted Steel 3" to 3-1/2" Street Series Y-Pipe for 2011, 2012, 2013 and 2014 3.5L EcoBoost F-150s.

Add the aFe Twisted Steel 3" to 3-1/2" Street Series Y-Pipe 48-43006 to your 2011-2014 3.5L EcoBoost F-150's exhaust system for improved airflow. The true merge collector y-pipe eliminates dead space that can cause turbulence and hinder flow that formed collectors are prone to produce. 

Features and Benefits:
- Reduces Turbulence
- Leak-Free Seal with OE Flanges/Clamps
- True Merge Collector
- Premium Performance
- Mandrel-bent 3" Piping Transitions into 3-1/2" Piping

High quality OE style flanges and band clamps are used for a complete 360 degree sealing surface. The performance Y-Pipe is designed to fit in the stock location incorporating the OE hanger, flange and O2 sensor locations.

California Residents: Proposition 65 Warning

Note: This item is not CARB (California Air Resource Board) exempt and is not legal for sale or use in the state of California.

Installation Difficulty


Intermediate skill is required for this installation.

Vehicle Fitment

This product will fit the following F-150 years:

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