Originally Posted by chrischhorn

Motordyne has headers? That's news to me. PPE/FI have proven gains for just over $1100. Z1 is releasing their Momentum repdroduction shorty headers but no price yet and as long as those flow as well has the original Momentums, all is well. Most beautiful and one of the most expensive headers definitely goes to 5zigen.

5zigen - EXM-SP - Exhaust Manifold Special - Nengun Performance


Gains aren't really know but it looks AWESOME!!!