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SKU: 10306 | UPC: 690092130602
Vibrant 4-1 SS Merge Collectors (1-7/8in Inlet Slipover ID 3in Merge Outlet OD) - Universal Fit
Vibrant Performance 4-1 stainless steel merge collectors deliver smooth exhaust flow for custom header builds on muscle cars imports and race vehicles. These collectors combine four 1-7/8 inch primaries into a 3 inch outlet to increase horsepower through reduced backpressure. Precision design supports professional racing and street applications where rules allow.
Key Features
- 304 Stainless Steel Construction: Resists corrosion and withstands high heat for long-term durability in demanding exhaust systems
- 1-7/8in Slipover Inlet ID: Fits standard .065 wall primary tubes with slip-fit design for straightforward header assembly
- 3in Merge Outlet OD: Provides generous flow capacity to pair with larger exhaust piping and mufflers
- Proven Merge Design: Scavenge pulses from four tubes into one for improved volumetric efficiency and power output
- Mill Finish: Ready for welding or polishing to match custom fabrication needs
Product Notes
- Sold individually for flexible header projects
- Inspect tube wall thickness compatibility before assembly
- Store in dry area to prevent surface contamination
Installation Notes
- Professional installation recommended.
- TIG weld for best results on stainless steel to avoid warping
- Slip-fit inlets require no cutting on primary tubes
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| Universal | Various | Custom Headers | Muscle Cars Imports Race Cars |
Why Choose Vibrant Performance?
- Extensive lineup of exhaust components trusted by racers and fabricators
- 304 grade stainless steel milled for consistent quality
- Engineered dimensions for real-world flow gains in headers
Frequently Asked Questions
-
Q: Does this merge collector fit specific vehicles?
A: Designed as universal component for custom 4-1 headers on performance cars with 1-7/8 inch primaries including small block engines imports and drag setups -
Q: What material and finish does it have?
A: Made from T304 stainless steel with mill finish suitable for direct welding or custom polishing -
Q: What installation methods work best?
A: Use TIG welding on slip-fit inlets professional fab shops ensure leak-free seals and alignment
Shipping & Handling
- Method: Ground shipping via UPS or FedEx
- Availability: In stock - ships same or next business day
- Packaging: Protective cardboard box approximately 12in x 12in x 6in
- Weight: 2.60 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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Merge Collectors
Merge Collectors parts and accessories for fabricated turbo manifolds, naturally aspirated headers and custom exhaust systems are stocked at Black Ops Auto Works. Shop stainless steel merge collectors, 2 into 1 collectors, 3 into 1 collectors, 4 into 1 collectors, turbo manifold collectors, T3 collectors, T4 collectors, divided collectors, collector transitions, V band outlets, fabrication tubing and weld in components. Every product is filterable by year, make, model, trim, engine and drivetrain so the correct part ships the first time. Black Ops Auto Works carries 43 merge collectors SKUs across fitment, materials, mounting, service and performance needs. What This Merge Collectors Collection Covers Merge collectors bring individual primary tubes together with a controlled transition before the exhaust outlet or turbo flange. The collection includes compact two, three, four and six runner options for custom header and turbo manifold work. Collector design for exhaust flow A co...
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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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