Bullitt and Ecoboost
0L Coyote engine's exhaust flow and overall performance and provide the added benefit of shedding some weight off your S550 via deleting the stock resonator
this part isn't only strong - it also looks great under your new Mustang
improving fuel economy
Ford F Series Chrome Achterbumper 49-9529 Gasklep Bullitt and EcoboostFord F Series Chrome Achterbumper 49 9529 Passend op: F100 Pickup 2WD (1973, 1974, 1975, 1976, 1977, 1978, 1979) F250 Pickup 2WD (1973, 1974, 1975, 1976, 1977) F150 Pickup 2WD (1975, 1976, 1977, 1978, 1979) F100 Pickup 4WD (1973, 1974, 1975, 1976, 1977) F250 Pickup 4WD (1973, 1974, 1975, 1976, 1977) F150 Pickup 4WD (1975, 1976, 1977, 1978, 1979)