Which is a better pipe for the 421B?
09-07-2008, 09:40 PM
#1
Which is a better pipe for the 421B?
I've had a really good show of performance with the 9853 pipe on it but I was kinda curious as to what a 9863 pipe would do? Anyone whose used the 9863 pipe, please feel free to chime in and thanks.
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