Integrated Merge Spike?

[kmastl]

http://stainlessworks.net/cart/performance-header-merge-spike.php

I have never seen this before, how much of a difference could it actually make?

[musclemerc]

JBA has been doing that for some time now

[SpartaPerformance]

So has American Racing headers, it's pretty much an industry standard, atleast for American made, not sure on Chinese junk.

[ImpalaSlayer]

kooks have it, it makes more of a difference then you would think.

[Krytin]

So has American Racing headers, it's pretty much an industry standard, atleast for American made, not sure on Chinese junk.
Those are marine headers!:lol:

[TAKEDOWN]

Go figure... Now they make em'!