STI STD 06-08, Stage 3 Tuning Package and ECU Remap: 450-470 BHP

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STI STD 06-08, Stage 3 Tuning Package and ECU Remap: 450-470 BHP

Name: STI STD 06-08, Stage 3 Tuning Package and ECU Remap: 450-470 BHP
SKU: 634
Availability: InStock

£0.00

Ideal for enthusiasts who demand uncompromising performance, the Stage 3 package transforms your STI into a high-powered machine, ready to dominate both the road and the track.

EXHAUST, PLEASE CHOOSE ONE:

Full Decat turbo back 3” bore exhaust system (+£500)

Turbo back 3” bore exhaust system with sports cat (+£800)

TURBO, PLEASE CHOOSE ONE:

Tuned By Tim Cox 450 BHP Turbo, SINGLE SCROLL (+£1,250) (+£1,250.00)

Tuned By Tim Cox 450 BHP Turbo, TWIN SCROLL (+£1,300) (+£1,300.00)

Tuned By Tim Cox 480 BHP Turbo, SINGLE SCROLL (+£1,300) (+£1,300.00)

Tuned By Tim Cox 480 BHP Turbo, TWIN SCROLL (+£1,350) (+£1,350.00)

SUPPORTING HARDWARE:

340LPH uprated fuel pump (+£79.50)

K+N panel filter (+£55)

Mac 3 port boost solenoid (+£75)

Fuel injectors 730cc (+£450)

One Step Colder spark plugs (+£85)

Oil Catch Can (+£350)

TUNING OPTIONS:

Dyno Remap (+£500) OR:

Remote Tune (+£300)

ADD-ONS:

32 bit ECU Flat Foot Shifting and Launch Control (+£150)

32 bit ECU Flat Foot Shifting and Launch Control and Mafless/SD “requires IAT sensor” (+£250)

32 bit ECU Flat Foot Shifting and Launch Control and Mafless/SD and Flex Fuel “requires IAT sensor and flex fuel sensor” (+£350)

Total options:
Order total:

Categories: STI 06-08, Tuning Packages

Description

Description

The 2006-2008 Subaru STI Stage 3 Tuning Package delivers an extraordinary performance upgrade, pushing power to 450-470 BHP. This advanced package features a Tuned by Tim Cox turbo, high-performance intercooler, upgraded injectors, fuel pump, high flow decat or sports cat downpipe, and other essential modifications. Combined with a custom dyno-tuned ECU remap, this setup maximises power, torque, and throttle response while maintaining engine reliability. Ideal for enthusiasts who demand uncompromising performance, the Stage 3 package transforms your STI into a high-powered machine, ready to dominate both the road and the track.

Note: The EJ257 Has weak Pistons – it is highly recommended to have at least forged Pistons With Stage 3 and Above over the 420bhp range