Flowmaster 10 Series
Has anybody installed a 10 Series SI/DO on a 4.6L?
If so how did it sound? And it be a lot louder than a 40 Series? Cause for a 4.6 I want it loud- I don't wanna do straight pipes or drop infront of rear axle
Cause I wanna get one, so I can take the 40 off.
If so how did it sound? And it be a lot louder than a 40 Series? Cause for a 4.6 I want it loud- I don't wanna do straight pipes or drop infront of rear axle
Cause I wanna get one, so I can take the 40 off.

