Cart 0
RF V2 B Series B16 B18 B20 Header 4-1 Megaphone Collector RMF
RF V2 B Series B16 B18 B20 Header 4-1 Megaphone Collector RMF
RF V2 B Series B16 B18 B20 Header 4-1 Megaphone Collector RMF
RF V2 B Series B16 B18 B20 Header 4-1 Megaphone Collector RMF
RF V2 B Series B16 B18 B20 Header 4-1 Megaphone Collector RMF
RF V2 B Series B16 B18 B20 Header 4-1 Megaphone Collector RMF
RF V2 B Series B16 B18 B20 Header 4-1 Megaphone Collector RMF
RF V2 B Series B16 B18 B20 Header 4-1 Megaphone Collector RMF
RF V2 B Series B16 B18 B20 Header 4-1 Megaphone Collector RMF
RF V2 B Series B16 B18 B20 Header 4-1 Megaphone Collector RMF

RF V2 B Series B16 B18 B20 Header 4-1 Megaphone Collector RMF

The Power Driven B-Series RMF Version 2 header features a true 4-1 merge collector with a reverse cone megaphone to create equal exhaust flow and deliver the best peak horsepower gains while utilizing a one-piece design. 

Version 2 has two distinctive design updates:

  • Integrated skid plate. Can be removed if desired

  • Megaphone collector with a reverse cone

Key Features:

  • AC and PS compatible (slim fans required)

  • True 2.5 inch collector

  • Megaphone collector with reverse cone

  • Hand TIG welded

  • CNC machined manifold flange

  • 304 brushed stainless steel

  • 18 gauge, mandrel bent tubing

  • Includes OEM spec header gasket

  • Includes OEM spec donut gasket

  • One-piece design

  • Includes skid plate

  • Recommended for 1.8L-2.0L Honda B-Series engines

Installation Note:

  • Not factory length, you will need an extension pipe

  • Slim fans may be required to clear radiator

  • Half core radiator MUST be used