Hi all
Im having a magnex centre decat fitted on Friday with a new Rumbla back box, what BHP increase can I expect and will the exhaust give me a little more noise etc....
Russ
Hi all
new exhaust arrived today back box and centre decat what you think ???
PS I have my current stainless steel back box up for sale only 6 months old £130.00 pics available
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Cheers Russ