SKU: 12578G | UPC: 690092170530
Vibrant Replacement O-Ring for 4.00in HD Weld Fittings – Universal
Vibrant Performance replacement O-rings deliver secure seals for 4.00-inch heavy duty weld fittings in custom aluminum and stainless steel charge piping plus exhaust systems. These seals support modular connections that replace traditional flanged clamped or slip fit joints. Performance builders rely on them for leak-free high-pressure operation in turbocharged and exhaust applications.
Key Features
- Viton Material: Fluorocarbon elastomer withstands 400°F continuous heat oils fuels chemicals and ozone for long-lasting performance in extreme conditions
- 4.00 Inch Inner Diameter: Exact match for Vibrant HD weld fittings ensures zero leaks under boost or exhaust pressure
- Green Color Coding: Simplifies identification during fabrication and maintenance of multi-piece piping assemblies
- 75A Durometer Hardness: Balances flexibility and durability for repeated assembly disassembly without tearing
- Universal Modular Design: Fits aluminum stainless steel tubing in charge pipes intercooler setups and full exhaust systems
Product Notes
- Clean mating surfaces thoroughly before installing O-ring to prevent contamination
- Apply thin layer of silicone-based lubricant during assembly for smooth seating
- Store in cool dry place away from direct sunlight to maintain material integrity
Installation Notes
- Professional installation recommended.
- Lubricate O-ring with assembly lube compatible with Viton prior to insertion
- Requires Vibrant Performance 4.00in heavy duty weld-on fittings for compatibility
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| Universal | All | All | Custom Fabrication Charge Exhaust Piping |
Why Choose Vibrant Performance?
- Proven by fabricators worldwide in racing and street performance builds
- Manufactured with tight tolerances for consistent sealing every time
- Engineered specifically for high-flow exhaust and intake applications
Frequently Asked Questions
- Q: What vehicles does this O-ring fit?
A: Universal fit for any custom setup using Vibrant 4.00in HD weld fittings on aluminum or stainless tubing in turbo charge pipes or exhaust systems - Q: What is the material and temperature rating?
A: Green Viton fluorocarbon rated to 400°F continuous with resistance to petroleum oils gasoline and engine chemicals - Q: Does it require special tools for installation?
A: No special tools needed just clean fittings apply lubricant and press into groove for secure seal
Shipping & Handling
- Method: UPS Ground or USPS Priority
- Availability: In stock – ships same or next business day
- Packaging: Compact poly bag inside protective envelope
- Weight: 0.05 lbs
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