Absolute massive compared to standard, flows 200% more gasses which aids turbo spool and power.
Full details are here: http://www.atpturbo.com/mm5/merchant.mv ... TP-VVW-157
These are known to get small stress cracks in the same place as a standard manifold does- which this does have but these do not affect it in any way- it doesnt blow etc.
Price is £100 picked up, £115 delivered. (£250 + P&P new- and long delivery from US)
