1998 F150 5.4 New Exhaust Cold Start 0-90

[DaveTheYak12]

yikes I don't even let mine go over 1600 rpm until the engine is at least 189 degrees



[lanieTmarshall]

sound very good

[manisdrillingcompany]

damn it goes 73 in 2nd gear

[earlybird38]

Yeah you need to let your engine warm up a bit first before you run it so hard like that because you can mess up your valve train and other vital parts of the engine

[badassouthernboy]

let the motor warm up all the way b4 nailin it like tht i would hate to see a trition take an early grave lol

[SuicidalFurby]

lol at "Manual shift"... but hey it works ;)