MagnaFlow 15072 Street Series Stainless Cat-Back Performance Exhaust Focus 2012-2018

CNC precision robotic manufacturing Optimized weight & dyno proven performance 2.25" Tubing Diameter Polished Tips Deep MagnaFlow performance sound Simple installation Fits2013-2018 Ford Focus ST

aFe POWER 49-33083-P Takeda 3in 304 SS Cat-Back Exhaust w/ Polished Tips 13-17 Ford Focus ST L4-2.0L (t)

+13 Horsepower gain and +15 ft. lbs. of torque Constructed from 3" MIG-welded, mandrel-bent, 304 stainless steel tubing Utilizes a high-flow 304 stainless steel resonator for an aggressive sound Includes dual, center exit, polished, 4.25" x 4.75" oval,...

Roush 421610 Cat-Back Performance Exhaust Focus ST 2013-2019

Fits 2012-2019 Ford Focus ST and 2012-2014 Ford Focus NA models High-flow 3" cat-back system Perforated-tube muffler for optimum exhaust tone with a deap, throaty note Made of high-quality 409 stainless steel Includes dual 4" round chrome-flashed 304...

Injen SES9001TT Cat-Back Exhaust System Stainless Steel 3" With Titanium Tips

Direct fit for 2013-2018 Ford Focus ST L4-2.0L TurboIncreased Horsepower and Torque (est gains - 17 hp and 15 ft/lbs) Stainless Steel Investment Cast Flanges For a Fast and Easy InstallHand Crafted and Tig Welded to Perfection for Strength and...