COBB 591100 Cat back exhaust system 3" FORD FOCUS ST ymm_37 which is 28% lighter than

which is 28% lighter than the stock equivalent

It is intended for vehicles that are either not equipped with NPP or have the NPP disabled

Outside Length/Base Outside Diameter (mm): 485

4L) 4-cylinder

These are not intended to add NPP to vehicles not originally equipped with NPP

COBB 591100 Cat back exhaust system 3" FORD FOCUS ST ymm_37 which is 28% lighter thanPart of the COBB Stage 3 Package, our 3" Stainless Steel Dual Tip Cat Back for the Ford Focus ST is a direct replacement cat back exhaust that boasts full 304 stainless steel construction, custom inline mufflers, and dual 4" double wall tips, resulting in a unique exhaust note. Perfectly tuned out of the box with the Accessport and ready to run with easy installation! The COBB 3" Stainless Steel Dual Tip Cat Back for the Ford Focus ST is a direct