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SKU: 12568 | UPC: 690092168452
Vibrant Vanjen Aluminum Union Sleeve for 4in OD Tubing (for use with Weld Fittings Part #12548)
This aluminum union sleeve from Vibrant Performance creates strong modular joints for 4-inch OD tubing in charge pipes and exhaust systems. It works with weld fittings #12548 to replace flanged clamped or slip fit connections in custom automotive fabrication projects. Professionals rely on these connections for consistent performance in high-demand setups.
Key Features
- Aluminum Construction: CNC machined from durable aluminum to keep weight low while handling heat and pressure in charge and exhaust applications
- Precise Sizing: Fits 4.000 inch OD tubing with a 1.875 inch sleeve length for secure slip fit assembly
- Direct Compatibility: Designed exclusively for use with Vibrant weld fittings part #12548 to form leak proof unions
- Modular Design: Enables quick assembly and disassembly of piping sections without flares or clamps
- Versatile Use: Handles both aluminum and stainless steel tubing in turbo intercooler piping or exhaust configurations
Product Notes
- Inspect tubing ends for burrs before insertion to ensure tight fit
- Apply anti-seize to threads during assembly for repeated service
- Packaged in protective foam sleeve to prevent shipping damage
Installation Notes
- Professional installation recommended.
- TIG weld fittings #12548 to tubing ends before inserting union sleeve
- Compatible with standard weld on fittings and straight or mandrel bent tubing
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| Universal | All | Custom Fabrication | 4in OD Tubing Systems |
Why Choose Vibrant Performance?
- Trusted by racing teams and fabricators around the world
- Consistent quality in every modular piping component
- Engineered for reliable seals under boost and exhaust pressures
Frequently Asked Questions
-
Q: What size tubing does this union sleeve fit?
A: It fits 4.000 inch outside diameter tubing with a sleeve length of 1.875 inches for full engagement -
Q: What material is used in construction?
A: Billet aluminum machined to exact tolerances for strength and corrosion resistance -
Q: What warranty coverage applies?
A: Covered under Vibrant Performance limited lifetime warranty against manufacturing defects
Shipping & Handling
- Method: UPS Ground
- Availability: In stock - ships same or next business day
- Packaging: Small box dimensions 4in L x 4in W x 1.5in H
- Weight: 0.1 lbs
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