Engine

Want to make a huge improvement to your Fiesta ST without changing the sound? The Fiesta ST Stage 2 Power Package is the ticket! Stage 2 upgrades your FMIC, Intake, Rear Motor Mount and adds a tune. These parts deliver an aggressive, but safe...

The COBB Ford Fiesta ST FMIC system is the single best bolt-on modification for the platform, allowing for much cooler boosted air temps that respond with healthy power increase when tuned with an Accessport.

The COBB 2.5” Stainless Steel Dual Tip Cat-Back for the Ford Fiesta ST is a direct replacement cat-back exhaust that boasts full 304 stainless steel construction, a single custom muffler, and dual 3.5” single wall, slash cut tips. The final...

The COBB Stainless Steel Catted Downpipe for the Ford Fiesta ST is a direct replacement unit which features full 304 stainless steel construction, billet machined turbo flange and a high quality metal spun catalytic converter. All of these features...

The COBB Anti-Sway Bar Kit for the 2014+ Ford Fiesta ST is the easiest way to improve handling balance, reduce body roll, and shed chassis weight, all without compromising ride quality.

The COBB Fiesta ST Hard Pipe Kit allows the use of the factory or COBB intercooler core while cleaning up the engine bay and freeing up airflow to the engine.

COBB High Flow Filters are designed to permit very high flow rates, minimize restriction, maximize filtration and provide a long life filter. Using proprietary woven cotton and metal mesh with a precision molded rubber base, the COBB High Flow Filter...

Don’t fix what isn’t broken! The COBB Ford Fiesta ST intake maintains the best qualities of the factory intake while improving on the rest! Allow your ST to really breathe by installing this full 3” intake utilizing the factory airbox!

The COBB Fiesta ST Intercooler Upgrade is a direct replacement of the factory piece and is the easiest modification to make for a drastic increase in cooling and power. Includes everything needed to install and requires no bumper modifications

The COBB 2014+ Ford Fiesta ST Sport Spring Kit enhances handling with a lower center of gravity and firmer spring rates while eliminating unsightly wheel gap.

Combining the world's best selling, most flexible ECU upgrade solution along with a high flow filter to increase air flow, and a rear motor mount to decrease engine movement, COBB brings you the COBB Stage 1 Power Package for your Ford Fiesta ST. Get the...

The best power package you can get for your Fiesta ST! The Accessport V3, Intake, FMIC, Rear Motor Mount, High Flow Catted Downpipe and Cat-Back provide consistent power delivery, enhanced sensory feedback, reduced back pressure and an aggressive, but...

The COBB Stainless Steel turbo-back Exhaust checks all the boxes in what you're looking for in your Fiesta ST. From the turbo to the tailpipe, this system was designed and fabricated with the driver in mind. The high flow catalytic converter, muffler...