what size is the exit pipe from the turbo unit? 2"? If 2" is big enough to run 300bhp --why go bigger and make life hard
no point in being anybigger than that ,except for last bit where it meets the t/body ,unless its for bling .it will make installation a lot simpler
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when the flag drops the bulshit stops.
owner of GMC motorsport 01671404030/01671403699
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