SKU: 11900451
GReddy Aluminum Weld-On BOV Flange 11900451 Universal Turbo Accessory
The GReddy Aluminum Weld-On BOV Flange 11900451 provides a direct mounting point for GReddy blow-off valves on custom charge pipes. Weld it onto aluminum or stainless steel piping in forced induction systems on vehicles like Subaru WRX STI Nissan 350Z and Mitsubishi Lancer Evolution for dependable operation. Ensures airtight seal to handle high boost levels without leaks during throttle lifts.
Key Features
- Billet Aluminum Construction: Lightweight durable material resists corrosion and high temperatures in turbo environments
- Precision Machined Interface: Exact tolerances match GReddy Type-S Type-RS Type-RZ and Profec BOV outlets for flawless alignment
- Included Hardware: Comes with silicone gasket and stainless steel bolts for immediate secure assembly
- Weld-On Design: Fits 44mm OD piping common in aftermarket intercooler setups for straightforward integration
- Compact Profile: Minimal added bulk preserves hood clearance and piping flow dynamics
Product Notes
- Requires proper welding preparation on clean pipe surfaces for strongest bond
- Inspect gasket condition regularly for long-term performance
- Store in dry area to prevent surface oxidation
Installation Notes
- Professional installation recommended.
- TIG weld preferred for aluminum pipes to avoid warping
- Hardware compatible with all GReddy BOV models bolts torque to 8-10 ft-lbs
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2002-2007 | Subaru | Impreza | WRX STI |
| 2003-2009 | Nissan | 350Z | All |
| 2003-2006 | Mitsubishi | Lancer | Evolution VIII IX |
| 1995-2002 | Nissan | 240SX | S14 SE S15 |
| 2004-2021 | Subaru | WRX | All Turbo |
| 2007-2015 | Mitsubishi | Lancer | Evolution X |
Why Choose GReddy?
- Established JDM performance leader since 1977 with motorsport heritage
- Focus on forced induction components tested in racing applications
- CNC precision manufacturing ensures consistent quality and fit
Frequently Asked Questions
- Q: Will this flange work with my GReddy Type RS BOV on a Subaru WRX?
A: Yes it bolts directly to Type RS and other GReddy BOVs after welding to your charge pipe - Q: What type of welding is needed for installation?
A: TIG welding on aluminum or stainless pipes works best clean surface first for full penetration - Q: Does it include mounting hardware?
A: Yes includes silicone gasket and stainless bolts ready for BOV attachment
Shipping & Handling
- Method: UPS Ground
- Availability: In stock – ships same or next business day
- Packaging: Compact box 5 x 4 x 2 inches
- Weight: 0.22 lbs
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