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sedanpowersc · 06-01-2011, 06:32 PM

it really depends on alot of things, but since you're coming from what 300whp and hoping to get up to 415 it might not be necessary but would probably be advised

06-01-2011, 06:32 PM	#164
sedanpowersc Registered User Join Date: Apr 2011 Location: South Carolina Posts: 638 My Ride: 330i 5 speed View My Garage	it really depends on alot of things, but since you're coming from what 300whp and hoping to get up to 415 it might not be necessary but would probably be advised