aFe® (15-21) F-150 EcoBoost Twisted Steel 409SS 3" to 3-1/2" Y-Pipe

  • Sale
  • Regular price $1,425.00

Compatible: (3.5L)

2015 - 2021 Ford F-150 EcoBoost


Race Disclaimer:

This is a Race Only product that is to be used solely for competition, it cannot be used on vehicles that are operated on public streets, roads or highways. Its use is 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, could be in violation of local, state and federal laws. To complete the purchase of this item, aFe Power competition acknowledgement/liability release form must be filled out and submitted.

aFe POWER introduces an all new Twisted Steel catted Y-pipe for the Ford F-150 EcoBoost with V6-3.5L engine. This torque monster Y-pipe is constructed out of 3" to 3-1/2" stainless steel tubing and includes dual 400 CPSI catalytic converters for improved flow giving you added performance. In testing, this system produced a max gain of +8 horsepower and +15 ft. lbs. of torque verified by our in house dyno. This package is a direct bolt-on installation which includes all hardware needed and requires no cutting or drilling to provide a hassle-free installation

True Mitered Merge:
The Mitered Merge on this aFe POWER Y-Pipe eliminates dead space that formed collectors are prone to produce. This eliminates turbulence and promotes smoother flow to produce more power.

Leak-Free Seal:
High quality OE style flanges and band clamps are used for a complete 360 degree sealing surface.

Hassle-Free Installation:
The performance y-pipe is designed to fit in the stock location incorporating the OE hangers, flanges and O2 sensor locations.

High Flow Catalytic Converters:
400 CPSI catalytic converters are used for maximum flow.

  • Dyno-Proven Gains up to +8 HP & +15 Lbs. x Ft. TQ
  • Constructed out of Stainless Steel for Durability
  • True 2-Into-1 Mitered Merge Collector Eliminates Dead Zone for Improved Flow
  • Mandrel-Bent 3" Piping Transitions into 3-1/2" Piping for Increased Flow and Performance
  • Incorporates High-Flow 400 Cell Catalytic Converters for Optimum Flow
  • No Modification to Stock Exhaust System for Hassle-Free Installation



    Install Guide: