Description
Part Number: AF4200-350
Aeroflow T304 Stainless Steel 4-into-1 Exhaust Merge Collector (2″ to 3.5″)
Engineered to maximize exhaust velocity and optimize pulse scavenging, this hand-ported T304 stainless steel 4-into-1 merge collector efficiently merges four 2″ primary header pipes into a single 3.5″ outlet.
Key Features
- ☑ High-grade T304 stainless steel construction for maximum heat and oxidation resistance
- ☑ 4-into-1 design featuring 2″ (50.8mm) Inside Diameter (I.D.) primary slip-in inlets
- ☑ 3.5″ (88.9mm) Outside Diameter (O.D.) collector outlet suitable for butt-welding or V-band clamps
- ☑ Hand-ported internal transition pyramid eliminates flow restriction and power-robbing turbulence
- ☑ Broadens engine torque curve and accelerates exhaust scavenging for ultimate engine performance
Technical Specifications
| Specification | Details |
|---|---|
| Brand | Aeroflow Performance |
| MPN | AF4200-350 |
| Collector Type | 4-into-1 Exhaust Merge Collector |
| Material | T304 Stainless Steel |
| Primary Inlet Size | 2″ (50.8mm) Inside Diameter (I.D.) |
| Collector Outlet Size | 3.5″ (88.9mm) Outside Diameter (O.D.) |
| Internal Finish | Hand-ported merge transition |
What’s Included in the Box
- 1x Aeroflow T304 Stainless Steel 4-into-1 Exhaust Merge Collector (2″ Primary to 3.5″ Outlet) – Part AF4200-350
Aeroflow Performance products are built to rigorous standards, utilizing aerospace-quality materials to deliver maximum reliability and power gains. As an official UK distributor, JP Racing stocks genuine Aeroflow fabrication components with fast nationwide delivery and expert customer support.







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