Free up your Focus ST's engine with the COBB 3" Downpipe! This direct replacement for the factory downpipe features a 200 cell count high flow catalytic converter and 304 stainless steel tubing. The CNC machined v-band flange and 4" flex section ensures perfect OEM-like fitment. All of these features combine to provide a free flowing exhaust outlet for high energy exhaust gases to reduce turbo back pressure and increase turbo efficiency. This downpipe is the perfect step towards Stage 3 power! Stage 3 off-the-shelf maps are available for the Focus ST Accessport for a perfectly tuned out-of-the-box experience.

The COBB 3" Stainless Steel Catted Downpipe for the 2013 Ford Focus ST is a direct replacement which features a high-flow 304 stainless steel construction.

• 3" 304 Stainless Steel Construction
• 4" Flex Section
• 200 Cell Count High Flow Catalytic Converter
• CNC'ed V-Band Flange
• 2.5" & 3" Gaskets to Work w/ Stock or Aftermarket Cat-backs

COBB Installation Guides & Manuals

 COBB Focus Exhaust 591202 Installation Instructions