GFB Respons Dual Port Variable BOV
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GFB Respons Dual Port Variable BOV Blow Off Valve Hyundai i30N 17+/Stinger 2.0T 17+
GFB pioneered the dual port blow off valve design back in 1999, and the Respons TMS is the result of two decades of refinement. Unlike a basic dual port valve, it uses a patented venting bias adjustment ring so you can dial in the exact recirc-to-atmosphere ratio you want. Fitted to the Hyundai i30N and Kia Stinger, it delivers a genuine blow off sound without the MAF-related dramas that plague poorly matched aftermarket valves.
This listing covers the Hyundai i30N PD (2.0T-GDI) built 2017-2021, and the Kia Stinger CK (2.0T-GDI) built 2017-2021. It's a direct bolt-on kit, fitting straight into the factory location with no adaptors or modifications required.
Key Features
- Adjustable venting bias — 100% recirc through to 100% atmosphere, or anywhere in between
- Up to 30% faster boost recovery on gearshift versus the factory bypass valve
- Balanced piston design — cannot be forced open by high boost, holds unlimited boost pressure
- Improved throttle response using GFB's TMS (Turbo Management System) principle
- Engineered to avoid stalling, backfiring, or fuelling issues on sensitive MAF based systems
- Direct bolt-on kit — no cutting, adaptors, or permanent modification needed
Vehicle compatibility, OEM part numbers, and fitment notes are provided in the tabs above. Please confirm your vehicle's build year and engine code before ordering.
Not sure if this suits your build? Contact our team at sales@chicaneaustralia.com.au for expert advice.
Vehicle Compatibility
| Make | Model | Chassis | Engine |
|---|---|---|---|
| Hyundai | i30N | PD | - |
| Kia | Stinger | CK | - |
Technical Specifications
| Spec | Value |
|---|---|
| Valve Type | Dual Port Variable Blow Off Valve (BOV) |
| Operating Principle | GFB TMS (Turbo Management System) — valve remains shut until required to open |
| Venting Bias Adjustment | Fully adjustable from 100% recirculation to 100% atmosphere, and any ratio in between |
| Piston Design | Balanced piston — boost pressure equalised on both sides, cannot be forced open by high boost |
| Boost Recovery | Up to 30% faster boost recovery on gearshift compared to a factory diverter valve |
| Kit Type | Direct bolt-on kit — fits factory location, no modifications required |
| Vehicle Fitment | 2017-2021 Hyundai i30N (PD) 2.0T-GDI; 2017-2021 Kia Stinger (CK) 2.0T-GDI |
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