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SKU: 69835
Vibrant 3.02in ID x 4.00in Long 321SS Electro Polished Motorsport Bellows w/Neck & Liner (04-21 Subaru STI, 03-09 Nissan 350Z, 09-20 Nissan 370Z)
Vibrant 69835 motorsport bellows deliver reliable flex in high-performance exhaust systems. Designed for vehicles like 2004-2021 Subaru Impreza WRX STI, 2003-2009 Nissan 350Z, and 2009-2020 Nissan 370Z, it handles engine vibration and thermal expansion. This 321SS construction ensures long-lasting performance under extreme conditions.
Key Features
- 321 Stainless Steel Build: Withstands temperatures up to 1600°F and resists cracking from repeated flexing.
- Electro Polished Finish: Smooth surface repels exhaust residue and corrosion for extended service life.
- 3.02in Inner Diameter: Secure fit over standard 3in exhaust tubing without adapters.
- 4.00in Length: Balances flexibility and rigidity to isolate drivetrain movement.
- Neck and Liner Design: Provides airtight seal and minimizes exhaust turbulence for better scavenging.
Product Notes
- Ideal for turbo downpipes and custom exhaust fabrication.
- Inspect clamps regularly to maintain seal integrity.
- Packed in protective sleeve to prevent handling damage.
Installation Notes
- Professional installation recommended.
- Use stainless steel 3in V-band or U-bolt clamps for secure attachment.
- Torque clamps to 45-50 in-lbs and align necks concentrically.
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2004-2021 | Subaru | Impreza | WRX STI |
| 2003-2009 | Nissan | 350Z | All |
| 2009-2020 | Nissan | 370Z | All |
| 2015-2021 | Subaru | WRX | All |
| Universal | All | 3in Exhaust | Motorsport |
Why Choose Vibrant?
- Proven in NHRA and SCCA racing applications.
- Hand-welded for consistent wall thickness and strength.
- Backed by limited lifetime warranty against defects.
Frequently Asked Questions
-
Q: Will this bellows fit Subaru STI turbo downpipe?
A: Yes, the 3.02in ID matches factory and aftermarket STI downpipes from 2004-2021 models. -
Q: What makes the finish special?
A: Electro polishing removes impurities for a mirror-like surface that resists carbon buildup and rust. -
Q: What clamps work best?
A: Pair with Vibrant 3in V-band clamps or marmon style for vibration-free hold.
Shipping & Handling
- Method: UPS Ground
- Availability: In stock - ships same or next business day
- Packaging: 6 x 6 x 2 inch box
- Weight: 0.4 lbs
Fabrication
Shop Fabrication Parts and Materials at Black Ops Auto Works for stainless steel tubing, titanium tubing, aluminum charge piping, mandrel bends, V-band clamps, flanges, merge collectors, AN fittings, PTFE hose kits, braided fuel and oil lines, heat shields, welding supplies, brackets, bungs, and hardware for building custom exhaust systems, turbo plumbing, intercooler piping, and fuel system routing. Start with tubing in stainless, titanium, or aluminum in the right diameter and wall thickness, then add mandrel bends, flanges, V-bands, and clamps to complete the joint work. Black Ops Auto Works carries 5,866 fabrication SKUs from Vibrant Performance, Ticon Industries, Stainless Bros, Radium Engineering, Fragola, DEI, and ATP Turbo. Why Custom Fabrication Custom fabrication solves fitment problems that no universal or pre-bent kit can address. Raw tubing, flanges, and fittings give the fabricator freedom to route exhaust around a turbo, snake charge pipe around accessories, hard-...
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Vibrant
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