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

PLM Power Driven B-Series 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.  Version 2 has two distinctive design updates: Integrated skid plate.  Can be removed if desired. Megaphone collector with a reverse cone. With any aftermarket header, the length may differ compared to your stock OEM exhaust manifold.  You may need an adapter pipe for installation. Features: 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 One year warranty 18 gauge, mandrel bend tubing Includes OEM spec header gasket ($20+ value) Includes OEM spec donut gasket ($20+ value) One piece design Includes skid plate Recommended for 1.8L-2.0L Honda B-Series engines Note: Not factory length, you will need an extension pipe Slim fans maybe required to clear radiator Half core radiator must be used