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SKU: 12548R | UPC: 690092135942
Vibrant Replacement O-Ring for 4in Weld Fittings (Part #12548) - Universal Fit
Vibrant Performance replacement O-rings fit 4-inch weld fittings for secure modular connections in aluminum and stainless steel charge piping or exhaust systems. These O-rings deliver reliable sealing for custom turbo intercooler piping and performance exhaust setups on any vehicle. Professionals rely on them for consistent performance in high-pressure high-heat environments.
Key Features
- Viton Material: Black Viton fluoroelastomer withstands temperatures up to 400°F and resists oils fuels chemicals for long-lasting seals
- Precise 4-Inch Sizing: Matches Vibrant weld-on fittings exactly to prevent leaks in slip-fit tube connections
- Modular Design: Replaces traditional flanges clamps with quick-assembly connections for easier fabrication
- Single O-Ring Pack: Includes one high-quality O-ring ready for immediate replacement in piping assemblies
- Professional Grade: Built to handle boost pressures and exhaust heat in racing street performance applications
Product Notes
- Inspect fittings for damage before installing new O-ring
- Lubricate O-ring with silicone-based grease during assembly for smooth fit
- Ships in protective packaging to prevent deformation
Installation Notes
- Professional installation recommended.
- Clean mating surfaces thoroughly before seating O-ring
- Compatible with Vibrant 4-inch weld-on fittings part numbers like 12540 series
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| Universal | Various | Custom Fabrication | Turbocharged Supercharged Exhaust Intake |
Why Choose Vibrant Performance?
- Decades of experience supplying motorsports teams worldwide
- Premium materials tested in extreme racing conditions
- Exact engineering for seamless integration in performance builds
Frequently Asked Questions
-
Q: Does this O-ring fit non-Vibrant 4-inch weld fittings?
A: Designed specifically for Vibrant Performance 4-inch weld-on fittings but compatible with standard 4-inch ID weld fittings in custom piping -
Q: What material resists heat in turbo applications?
A: Black Viton construction handles continuous 400°F exposure and intermittent higher spikes common in charge pipes exhaust -
Q: Is a warranty included with this replacement part?
A: Covered by Vibrant Performance limited lifetime warranty against manufacturing defects when installed correctly
Shipping & Handling
- Method: UPS Ground or USPS Priority
- Availability: In stock - ships same or next business day
- Packaging: Compact poly bag inside protective box 4 x 4 x 1 inches
- Weight: 0.05 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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O-Rings
O-Rings parts and accessories are stocked at Black Ops Auto Works. Shop AN fitting O-rings, fuel filter body seals, fuel rail and injector O-rings, regulator rebuild kits, engine service O-rings, clamp seals, and replacement packs for fuel-system, plumbing, nitrous, oil, and cooling projects. Every product is filterable by year, make, model, trim, engine, and drivetrain where application data is available. Black Ops Auto Works carries 57 O-ring SKUs across AN plumbing, fuel systems, engine service, regulator rebuilding, and specialty sealing. What Automotive O-Rings Cover O-rings provide a compact seal in fuel fittings, filters, injectors, regulators, engine assemblies, and fluid plumbing. The material, size, groove, and fluid exposure determine whether a seal will perform reliably. AN Fitting O-Rings Port-style and O-ring-seal AN fittings use a specific O-ring size and material. Confirm the fitting size, thread style, and sealing method before ordering replacements. Fuel System...
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Vibrant
Vibrant Performance parts for custom exhaust, turbo builds, and fabrication projects are stocked at Black Ops Auto Works. Shop clamps, V-band flanges, mandrel bends, silicone couplers, wideband bungs, catalytic converters, resonators, tips, mufflers, oil catch cans, AN fittings, hoses, wastegate flanges, and fuel system fittings for street, race, drift, and off-road builds. Every product is filterable by size, material, and fitting type so the correct part ships the first time. Black Ops Auto Works carries 3,096 Vibrant Performance SKUs across exhaust fabrication, forced induction plumbing, and fuel system hardware. What This Brand Covers Vibrant Performance manufactures exhaust and fabrication parts for DIY custom exhaust, turbo builds, and general fabrication work. The catalog spans stainless mandrel bends and V-band flanges for exhaust construction, silicone couplers and hump hoses for intercooler and intake plumbing, and AN fittings and PTFE hose for fuel and oil systems. Fa...
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