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aFe Twisted Steel 3in. 304 SS Catted Series Downpipe 16-18 Ford Focus RS I4-2.3L (t)

Unleash the full potential of your Ford Focus RS with this Twisted Steel downpipe, engineered to deliver a significant boost in power and torque. With its 3" mandrel-bent, 304 stainless steel tubing and high-flow catalytic converter, this downpipe is designed to optimize exhaust flow and deliver impressive gains.

Our in-house dyno testing has proven that this downpipe can produce gains of up to +10 horsepower and +14 lbs. x ft. torque. Plus, it's a direct bolt-on installation, requiring no cutting or drilling for a hassle-free setup.

  • 3" mandrel-bent, 304 stainless steel tubing for maximum flow and corrosion resistance
  • High-flow catalytic converter for maximum flow
  • Laser-cut flanges for a leak-free sealing surface
  • 6" interlock flex pipes for added durability
  • TIG-welded for race-proven strength and durability
Make Model Year Type
Ford Focus 2016 RS
Ford Focus 2017 RS
Ford Focus 2018 RS
Advanced FLOW engineering (aFe) is a manufacturer of automotive cold air intake systems, performance air filters, fluid filters, intake manifolds turbochargers, programmers, throttle body spacers and exhaust systems. aFe was founded in 1999 and is headquartered in Corona, California, USA, in two facilities including their headquarters and manufacturing facilities. A warehouse and R&D facility was added in 2012.
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