SKU: 41003-AF006 | UPC: 4957266564592
HKS / Blitz / Apexi / STI 2008+ WRX/STI TT Harness FT-6
This twin turbo wiring harness delivers direct compatibility for HKS Blitz Apexi and STI turbo kits on 2008+ Subaru WRX and STI models. It simplifies complex electrical routing with pre-made connections matching OEM-style plugs for faster installs. Drivers gain dependable power delivery and reduced failure risk in boosted setups.
Key Features
- Multi-Brand Fit: Matches HKS GT-series Blitz Nur Spec Apexi AVCR and STI twin turbo kits without adapters
- Plug-and-Play Design: Uses OEM connectors for 08+ WRX STI engine harness no cutting or soldering needed
- Heat-Resistant Wiring: 125C rated silicone insulation withstands turbo bay temperatures up to 500F
- Compact Routing: Pre-routed paths follow factory lines for clean engine bay appearance
- Boost-Safe Relays: Integrated 40A relays handle high-draw turbos and wastegates reliably
Product Notes
- Confirm turbo kit model before purchase matches HKS Blitz Apexi STI specifications
- Store in dry area away from oils to preserve connectors
- Packages in anti-static bag inside sturdy box for protection
Installation Notes
- Professional installation recommended.
- Disconnect battery before routing harness near ECU
- Compatible with stock mounting clips no extra hardware required
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2008-2014 | Subaru | Impreza | WRX STI |
| 2008-2014 | Subaru | Impreza | WRX STI Limited |
| 2008-2014 | Subaru | Impreza | WRX STI R205 |
| 2015-2021 | Subaru | WRX STI | All |
| 2015-2021 | Subaru | WRX STI | Limited |
Why Choose HKS / Blitz / Apexi / STI?
- Proven in JDM racing circuits for consistent turbo performance
- Factory-level quality wiring reduces electrical faults
- Precision-engineered lengths prevent strain on connections
Frequently Asked Questions
- Q: Will this fit my 2010 WRX STI with HKS twin turbo kit?
A: Yes direct fit for 2008-2014 Impreza WRX STI and HKS GT2560 GT2860R kits plugs into factory harness - Q: What wire gauge is used in the harness?
A: 14-16 AWG tinned copper strands with silicone jacket for flexibility and corrosion resistance - Q: Is any ECU flashing required for install?
A: No this harness handles all turbo signals stock ECU compatible professional tuning advised post-install
Shipping & Handling
- Method: UPS Ground or USPS Priority
- Availability: In stock – ships same or next business day
- Packaging: 10 x 6 x 2 inch box with foam inserts
- Weight: 0.9 lbs
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