Mishimoto MMHOSE-FIST-14IHBK Ford Fiesta ST Silicone Induction Hose, 2014+, Black Direct fit for the 20142015 Ford Fiesta ST INNER DIAMETER: 2.8" OUTER DIAMETER: 3" Up to 5 whp / 10 wtq gains over the stock rubber induction hose High grade silicone and heat-resistant embedded fibers feature max temp of 330F Mishimoto Lifetime Warranty