Tuning a Subaru STi on pump fuel

In Dyno by fullboost

We caught up with Subaru STi owner Justin at Chasers Motorworks who was having a pump fuel tune done on his freshly build EJ25 engine. The car made solid power with a bolt on turbocharger.

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2009 Subaru Impreza WRX STi
Closed deck EJ25 by All Drive Subaroo
Cosworth pistons & rods, head studs
Kelford 263/260 cams, Supertech valves
Forced Performance PF Green turbocharger
Haltech Elite EFI, flex fuel system
ID 1700cc injectors, Process West surge tank
Process West intercooler & inlet manifold
20kg viscous centre diff, ORC twin plate ceramic clutch
Tuned by CHASERS Motorworks

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