Engine

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 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...