High Flow Engine Aluminum Alloy Oil Injector Fuel Rail Kit for Honda B Series B16 B18 B20 Si LS GSR Integra Application: Acura / Honda Integra Civic Del Sol Si B16A B16A1 B16A2 B16A3 B18C B18C1 B18C5 B20BSeries Features: HighwaZ B20BSeries Flow Fuel Rail OE fuel pressure regulator or adjustable fuel pressure regulator mounts directly to the rail without modification Included 1/8 NPT port for nitrous system or fuel pressure gauge 1/2" fuel port to support fuel flow up to 1000 Horsepower Package includes: 1x Fuel Delivery Kit (, Never Used or Installed) Includes ALL Hardware As Shown Note: No installation instructions are included in the kit. We include everything you see in the picture. Due to manual measurement, there will be 0.5-1 inch difference (1 inch = 2.54 cm). Picture match before purchase The color of the actual items may be slightly different from the listing images due to different computer screen, thanks for your understanding.