Difference

[3leche]

Sry am a noob at this whats the difference between this 3.View attachment 7719

 

[rcspeedmart]

The 2 up top are metal which is the one you want the bottom one is plastic which comes stock on the engine they re no good after running awhile the plastic warps causing air leaks and tuning problems. The 2 at the top are the same thing just 2 different companies.

 

[Ildy666]

Ada & zrc are aluminum manifolds.the other is plastic.i prefer aluminum.

So now its price based

 

[3leche]

Ok thx to all