Focus ST

$399.00

SCT 96-16 Ford Cars & Trucks (Gas & Diesel) X4 ...

From the factory, your vehicle's computer is calibrated for the masses, designed with the average...

From the factory, your vehicle's computer is calibrated for the masses, designed with the average driver in mind, not the performance enthusiast. This not only leaves valuable Horsepower & Torque hidden inside your vehicle, but it also makes for a mediocre driving experience. The SCT X4 Power Flash unlocks your vehicle’s hidden performance by optimizing your vehicle’s computer for Maximum Horsepower, Torque, Increased Throttle Response, Firmer Shifts & even Increased Fuel Mileage! *X4...

$1,395.00

Ford Focus ST Turboback Exhaust System

The COBB Tuning Stainless Steel 3” Turbo Back Exhaust was designed to be everything we were looki...

The COBB Tuning Stainless Steel 3” Turbo Back Exhaust was designed to be everything we were looking for in an exhaust system -- a complete, truly engineered system, that offers optimal performance, tasteful looks, and unparalleled durability without a loud and obnoxious exhaust note. The system is offered with a high flow catalytic converter, or no catalytic converters, in the downpipe. This is a direct fit replacement to the stock exhaust unit. Constructed purely from 304 Stainless Steel, th...

$650.00

Cobb Ford Focus ST Catted Downpipe

The COBB Tuning Downpipe is one of the premier modifications most owners look to upgrade on their...

The COBB Tuning Downpipe is one of the premier modifications most owners look to upgrade on their vehicle. By opening the diameter of exhaust flow coming out of the turbo, the downpipe unleash power where the stock restrictive unit lacks. The COBB Tuning Downpipe comes in two variants, street and race. The Street version comes with a single high flow catalytic converter, where the Race version downpipe lacks the cat, thereby freeing up an additional 1-3hp over the catted version. The Race ver...

$678.30 $714.00

Stainless Works 2013-18 Ford Focus ST 3in High-...

2013-18 Ford Focus ST 2.0L 3" catted downpipe. Includes hangers and flex joint. This 3" downpipe ...

2013-18 Ford Focus ST 2.0L 3" catted downpipe. Includes hangers and flex joint. This 3" downpipe is fully 3" front to back with V-Band flange at the turbo and two bolt flange at the catback factory connection point. Works with OEM or Stainless Works catback (FC13CB-RT, FC13CB-WT)

$573.56 $605.75

Stainless Works 2013-18 Ford Focus ST 3in Downp...

2013-18 Ford Focus ST 2.0L 3" offroad downpipe. Includes hangers and flex joint. This 3" downpipe...

2013-18 Ford Focus ST 2.0L 3" offroad downpipe. Includes hangers and flex joint. This 3" downpipe is fully 3" front to back with V-Band flange at the turbo and two bolt flange at the catback factory connection point. Works with OEM or Stainless Works catback (FC13CB-RT, FC13CB-WT)

$539.00

mountune 13-18 Ford Focus ST Full High Flow Int...

The mountune Full High Flow Intake for the Focus ST is an end to end solution that provides incr...

The mountune Full High Flow Intake for the Focus ST is an end to end solution that provides increased airflow along with a configurable design that adapts easily to future engine modifications. While this engineered intake has been tested and validated to support over 550hp, it also functions on otherwise stock vehicles and is the perfect foundation for future vehicle modifications. Manufactured in the USA from high-quality cast aluminum with an enlarged bore and cross section, the design al...