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BeGooD69 BeGooD69 is offline
Junior Member
Posts: 219
Join Date: Sep 2012
Car: 2007 335i
Default 10-03-2020, 07:44 PM

I pushed 735whp on 93. One of the secrets is cooling. I do use pi for more delivery of fuel. Have the the fuel bar on the high pressure isolated from heat and a goof fmic. Should help increase knock resistance. Good luck
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