The Heck is A Test Pipe? Would Anyone Care to Educate Me?
#1
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I have Thermal R&D Race System was wondering if test pipe would increase the performance? Also what pieces does the test pipe actually replace and what is it supposed to do?
TIA,
Oenophile
TIA,
Oenophile
#4
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Or does it just include Down Pipe? I am confused as to whether the Down Pipe is the same as the Test Pipe @_@