Alpha Injection Gen 2 Honda K-Series High Flow Fuel Rail

Engineered for high horsepower K-series applications demanding stable fuel delivery, maximum flow capacity, and clean engine bay integration. The Alpha Injection Gen 2 High Flow Fuel Rail is CNC machined from billet 6061 aluminum and designed to support everything from aggressive street setups to full race builds running gasoline, E85, methanol, and other performance fuels.

Built around a large 16.9mm internal bore and high-flow port design, the Gen 2 rail helps maintain consistent fuel pressure and volume under extreme load conditions where smaller rails can become restrictive.

Compatible with factory and aftermarket injectors utilizing standard K-series injector spacing.

Applications:

2002–2005 Honda Civic EP3

2002–2006 Acura RSX DC5

2004–2014 Acura TSX CL9 / CU2 (K24)

2006–2015 Honda Civic Si FG2 / FA5 / FB6

ANY Other K-series swap applications using factory injector spacing

Features:

CNC machined billet 6061 aluminum construction

Black anodized corrosion-resistant finish

High-flow large internal bore design

Supports 1000+ WHP fuel systems

Compatible with gasoline, E85, methanol, and race fuels

Multiple ORB/AN port configurations for custom fuel routing

Designed for clean tucked or center-feed fuel line setups

Improved clearance for larger intake manifolds and turbo applications

Compatible with stock and aftermarket injectors

Alpha Injection Gen 2 K-Series Fuel Rail

Mounting hardware included.

Port fittings / plugs depending on selected configuration

Notes

Perfect for:

Stock OEM Builds

Turbo K-series builds

Rotrex / supercharger setups

Drag racing applications

High boost street cars

Flex fuel / E85 conversions