GD STI 400 PACKAGE

OFF THE LINE PERFORMANCE 400HP Package for the GD Subaru STI

The Subaru WRX STI has long been a symbol of rally-bred performance and reliability. At Off The Line Performance, we believe in pushing the boundaries of what’s possible while preserving the core DNA of this legendary machine. That’s why we’re thrilled to introduce our 400 horsepower package for the GD Subaru STI—a perfect blend of power, precision, and performance.

What’s Included in the 400HP Package?

Our comprehensive 400HP package is designed to deliver a substantial boost in power while maintaining daily drivability and reliability. Here’s what’s under the hood:

Performance ECU Tune
Custom ECU calibration tailored to your STI ensures optimal power delivery, enhanced throttle response, and improved fuel efficiency.

Upgraded Turbocharger
A precision-engineered turbo upgrade provides increased airflow and boosts power output without sacrificing spool time.

High-Flow Intake System
Maximize airflow with a high-performance intake system, delivering cooler, denser air to the engine for improved combustion.

Turbo-Back Exhaust System
A full turbo-back exhaust system reduces backpressure and enhances exhaust flow, resulting in better performance and an aggressive exhaust note.

High-Capacity Fuel System
Upgraded injectors and fuel pump ensure your engine gets the fuel it needs for higher power levels.

Improved Cooling
A high-performance intercooler and radiator keep temperatures in check, even during spirited driving.

The Benefits

Our 400HP package isn’t just about raw numbers—it’s about creating an exhilarating driving experience. Here’s what you can expect:

Enhanced Acceleration: Shave seconds off your 0-60 time with smoother, more linear power delivery.

Improved Reliability: Each component is carefully selected and tested to ensure it’s up to the task.

Track-Ready Performance: Whether it’s on the road or the track, this package delivers where it counts.

Why Choose Off The Line Performance?

At Off The Line Performance, we’re not just enthusiasts—we’re professionals who understand what it takes to transform a great car into an extraordinary one. Our team has extensive experience in tuning and building Subarus, ensuring that every upgrade meets the highest standards.

Get Ready to Transform Your STI

Whether you’re a weekend warrior or a daily driver, the Off The Line Performance 400HP package will elevate your GD Subaru STI to new heights. Contact us today to learn more or schedule your build. It’s time to unleash the beast within!