Just stumbled across these details for the F30 335i M Performance Power Kit on BMW.com. I was hoping for a slightly bigger power bump. PDF diagram attached.
BMW M Performance power kit for BMW 335i
Customised for more adrenalin: Higher maximum output of 240kW (326 hp), performance-optimised engine specifications, technical features like sound customisation and accelerator alignment – the BMW M Performance power kit for the standard engine in the BMW 335i provides increased driving pleasure.
-automatic transmission: increase in performance from 225 kW/400 Nm to 240 kW/450 Nm (in 6th gear: 400 Nm)
-manual transmission: increase in performance from 225 kW/400 Nm to 240 kW/430 Nm
-improved acceleration from 0-100 km/h: -0.2 seconds compared to the standard
-improved elasticity from 80-120 km/h: -0.3 seconds compared to the standard
-optimised accelerator alignment
-extremely sporty engine and exhaust system sound: ‘exhaust bubbling’
-retention of the quality and guarantee claim
-fuel consumption and CO2 emissions remain unchanged
Included in delivery:
New engine specifications,
M Performance intake silencer,
M Performance engine cover,
M Performance plaque for the engine compartment,
M Performance stickers for the side sills,
new engine control device (vehicles built before November 2012)
Available from November 2012.
Source:
http://www.bmw.com/com/en/owners/acc...ies_sedan.html