Vibrant Standard Flex Coupling w/ Inner Braid Liner, 2.50" I.D. x 6.00" Long - 62806 3.75" to 4.0" The COBB Redline Carbon Fiber

The COBB Redline Carbon Fiber Intake frees up airflow and adds a level of refinement under the hood of your Focus ST/RS without any compromises

MS1-XTG6 kit features an Xtreme pressure plate for the most demanding driver

Deadtime is the delay between when exhaust gas composition changes and when that change is reported by the O2 sensor

Includes 1/8 PT provision for Japanese brand coolant temperature sensors: HKS

Vibrant Standard Flex Coupling w/ Inner Braid Liner, 2.50" I.D. x 6.00" Long - 62806 3.75" to 4.0" The COBB Redline Carbon FiberVibrant Performance Standard Flex Couplings with Inner Braid Liner provide smooth flow while retaining flexibility in the coupling itself. The Inner Braid protects the Bellows from premature failure due to high temperature exhaust gas exposure, and is ideal for eliminating whistling caused by high velocity flowing media.