Originally Posted by Jedi54 (Post 2618537)

T-Rex: WTF does that have to do with THIS kit?? Please take you discussion elsewhere, maybe try the Greddy Upgrade thread.

Originally Posted by MazdaManiac (Post 2618533)

What a complete load of horse shit.

The GReddy manifold does not crack.
Its made to the same standards that OE manifolds have been made for yeas.
A solid cast piece is ALWAYS going to be more durable than a welded piece, regardless of materials.