Quote:
Originally Posted by CCL16M3
My buddy did the 2 pipe mod after I did the 4. We put them side by side and you can def tell the difference. But the difference will not be like the 4 pipes to the ACM mod...... So if your expecting a big change, don't look for it out of the 4 pipe mod and should prob do the ACM mod, but if your looking for a slight increase, go with the 4.....
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Isn't the 4 pipe mod essentially the same as ACM mod? The pipes are just slightly longer when you swap the 4 pipes. Why would ACM be that much louder?
Also, any difference in drone with the 4 pipe vs 2 pipe method?
Thanks