SKU: 10419 | UPC: 690092184858
Vibrant Heat Sink Oxygen Sensor Weld Bung T304 SS (M18 x 1.5 Thread) Universal Fit
Weld this Vibrant heat sink bung into any exhaust system for Bosch LSU 4.9 oxygen sensors. Finned design delivers convective cooling to keep sensor temps up to 30 percent lower than standard bungs avoiding heat-related failures. Coped edges simplify precise welding on tubes from 1.5 to 4 inches diameter.
Key Features
- Heat Sink Fins: Optimized finned surface boosts airflow cooling sensor tip up to 30 percent cooler than plain bungs extending service life in high-heat exhaust
- T304 Stainless Steel: Corrosion-resistant material withstands extreme exhaust environments for long-term durability
- M18 x 1.5 Thread: Exact match for Bosch LSU 4.9 sensors ensuring secure fit without adapters
- Coped Design: Pre-shaped contour matches round exhaust tubing for faster cleaner welds
- Universal Application: Fits 1.5 to 4 inch OD tubes works on any custom or performance exhaust setup
Product Notes
- Exclusively compatible with Bosch LSU 4.9 wideband oxygen sensors
- Clean weld area free of oil or paint before installation
- Ships in protective packaging to prevent damage
Installation Notes
- Professional installation recommended.
- Weld in 45 degree position for optimal sensor clearance
- Compatible with TIG MIG or oxy-acetylene welding on stainless or mild steel tubing
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| Universal | All | All | Bosch LSU 4.9 O2 Sensor Installations |
Why Choose Vibrant?
- Proven in motorsports and street performance exhaust systems
- Precision-machined components from premium materials
- Engineered solutions for wideband sensor protection
Frequently Asked Questions
- Q: Will this bung fit other oxygen sensors?
A: Designed exclusively for Bosch LSU 4.9 sensors M18 x 1.5 thread other types require different bungs - Q: What material is the bung made from?
A: Full T304 stainless steel construction resists corrosion and high temperatures - Q: How do I weld this bung properly?
A: Use coped edge on clean 1.5 to 4 inch tubing position at 45 degrees weld with TIG for best results
Shipping & Handling
- Method: UPS Ground
- Availability: In stock – ships same or next business day
- Packaging: Compact box 2 x 2 x 1 inches
- Weight: 0.05 lbs
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