Headers

[rustik87]

Hey guys I've got a really dumb question but I would like to know, when it comes to headers what does 4-2-1 mean?:confused::confused::confused::confused::conf used:

[DLO01]

The pipes merge from 4 pipes > then to 2 pipes > then to 1 pipe only.

4-1 are 4 pipes > directly in to the 1 pipe.

Examples:

4-2-1:
15922

4-1:
15921

[tiah313]

4-1 is better on track, 4-2-1 is good for street,

[rustik87]

Cheers for that.

[DLO01]

Question answered. Closed.