B Series Megaphone Header 4-1 Collector RF V2 B16 B18 B20 RMF
RMF Version 2 header features a true 4-1 merge collector, with a megaphone to create equal exhaust flow & delivers the best peak horsepower gains while utilizing a 1-piece design.
- 304 brushed stainless steel
- True 2.5 inch collector
- Megaphone with reverse cone
- Hand TIG welded
- A/C and P/S compatible (slim fans required)
- CNC machined manifold flange
- 18 gauge, 304 stainless steel
- Includes OEM spec header gasket
- Includes OEM spec donut gasket
- One piece design
- Includes skid plate
- Half core radiator must be used
- Recommended for 1.8L-2.0L engine displacements