Blue Shortram Air Intake+Heat Shield+Red Filter+BK Hose For Ford 11-14 Mustang Product_Vacuum Hose Effective Diameter Range: 7/16" -

Effective Diameter Range: 7/16" - 11/16" (11mm-17mm)

OD: 2-1/2" (63mm)

So maintain your KFX400 cooling system by replacing your old brittle hoses now before it's too late

OD: 2-3/4" (70mm)

that you know they are durable and can withstand the toughest conditions

Blue Shortram Air Intake+Heat Shield+Red Filter+BK Hose For Ford 11-14 Mustang Product_Vacuum Hose Effective Diameter Range: 7/16" -Short Ram Intakes (SRIs) or similar Warm Air Intakes (WAIs) offer benefits over Cold Air Intakes (CAIs) which include better MPG due to a more complete burning of fuel. Users with forced induction engines often opt for short ram intakes because compressors adjacent to the engine, especially turbochargers, heat the incoming air and negate much of the benefits of a cold air intake. Moreover, SRIs are the intakes, which give better throttle response