N55 Stage 3.3 F-Chassis turbo upgrade | BMW products

N55 Stage 3.3 F-Chassis turbo upgrade

$4,550.00 $3,700.00

What comes with the kit?

Big Boost's N55 Stage 3 turbo upgrade components:
– Cast exhaust manifold
– Master Power 6159 turbocharger (7-Blade billet aluminum compressor wheel)
– Wastegate mount
– Turbo to intercooler charge pipe
– BOV mount
– Turbo inlet pipe
– Big Boost down-pipe
– Custom coolant pipe
– Engine block coolant adapter
– Intercooler inlet adapter
– Oil lines
Our different stages:

(Reasonable boost level)

Stage 3.1 (5459 turbo) capable of 470 whp
Stage 3.2 (5959 turbo) capable of 520 whp
Stage 3.3 (6159 turbo) capable of 620 whp

Torque was 517.77 FT-LBS at 5000 RPMs. (22.5 psi)




Product photos are from a E-Chassis turbo kit



After stage 3.2 needed external products:

  • Fuel-It port injection
  • Fuel-It stage 2 fuel pump

***Order instructions***

For F-Chassis vehicles you must add an order note specifying if your car has a EWG (Electric wastegate) or PWG  (Pneumatic wastegate).


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