Cobb Tuning Turbo Inlet Tubes - Ford F-150 Raptor 17-21/F-150 17-21 (3.5L V6 Ecoboost)This one of a kind product provides a 222% increase in cross sectional area at the power robbing bottleneck near the turbo inlets. Constructed of molded ABS plastic and given a textured finish, these look right at home on an otherwise stock truck or with COBB Intake System. Not only does the increased diameter reduce pre turbo restrictions and significantly improve pressure drop at the turbo inlets, it also balances pressure across the two banks. The