PLM Power Driven RH (RamHorn) B-series 4-1 header features a true 4-1 merge collector for more equal exhaust flow. This header delivers the best peak horsepower gains while utilizing a 2 piece design. This is ideal for all forms of competition; Autocross, Drag racing and road racing. Includes test pipe!Designed for 1.8L-2.0L engine displacement.
- Made from 18-gauge 304 brushed stainless steel
- True 2.5" collector outlet
- Hand TIG welded
- A/C and P/S compatible (slim fan required!)
- CNC-ed machined manifold flange
- One year warranty
- Measures at .049" to .050"
- OEM spec header gasket
- OEM spec donut gasket
- Two piece design
- Test pipe included
- Half core radiator must be used