COBB 591100 Cat back exhaust system 3" FORD FOCUS ST ymm_37 75" piping throughout

75" piping throughout

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

Factory calibrated resistor does not require free-air calibration

precision welds

Specifications Socket Size(s) 8mm 12pt UHL 40mm Thread Length 18mm Grip Length 22mm Thread Diameter-Spacing M6-1

COBB 591100 Cat back exhaust system 3" FORD FOCUS ST ymm_37 75" piping throughoutPart 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