Skunk2 K-Series Ultra Fuel Rails (K-Ultra Race Primary/Secondary/K Ultra Street/S2000 Ultra Race)

SKU: 350-05-7000 / UPC: 841150910326

Skunk2 K-Series Ultra Fuel Rail

The Skunk2 K-Series Ultra Fuel Rail, the top-tier choice for enthusiasts seeking maximum horsepower, unmatched reliability, and superior engineering. Designed to outperform all competitors, the Skunk2 Ultra Fuel Rail (Part #350-05-7000) is the definitive fuel delivery solution for Honda and Acura K-Series engines, as well as select S2000 applications. Engineered for both street and race applications, this fuel rail delivers exceptional fuel flow to support high-horsepower builds, making it the best choice for performance-driven customers.

Why Choose Skunk2 K-Series Ultra Fuel Rail?

The Skunk2 K-Series Ultra Fuel Rail stands head and shoulders above the competition, offering a high-flow design that supports up to 1,200+ horsepower. Crafted from premium billet 6061-T6 aluminum, it features a large 0.669-inch internal bore for optimal fuel delivery, ensuring your engine performs at its peak under the most demanding conditions. The corrosion-resistant hard-anodized finish guarantees compatibility with all fuel types, including ethanol blends, for long-lasting durability. Its versatile design allows it to serve as both a primary and secondary fuel rail for Skunk2 Ultra Street and Ultra Race Intake Manifolds, as well as S2000 Ultra Race setups, making it a universal solution for high-performance builds.

Unlike other fuel rails, the Skunk2 Ultra Fuel Rail (350-05-7000) replaces multiple previous part numbers (350-05-6050, 350-05-6055, 350-05-6060, 350-05-6070), streamlining your upgrade process with a single, superior component. The -8 AN ORB (O-Ring Boss) inlet/outlet ports (3/4"-16 SAE) ensure seamless integration with remote-mount fuel pressure regulators, providing unmatched flexibility for custom setups. Whether you’re building a street monster or a track-dominating race car, this fuel rail delivers the performance, reliability, and ease of installation that enthusiasts demand.

What’s Included in Your Purchase?

• Skunk2 K-Series Ultra Fuel Rail (Part #350-05-7000): One high-flow fuel rail, compatible with primary and secondary injector positions for Skunk2 Ultra Street, Ultra Race, and S2000 Ultra Race Intake Manifolds.
• Material: Billet 6061-T6 aluminum with a hard-anodized black finish for corrosion resistance.
• Specifications: Large 0.669-inch internal bore, -8 AN ORB inlet/outlet ports (3/4"-16 SAE O-Ring Boss Ports).
• Hardware: Mounting hardware for secure installation (fuel injectors and intake manifold sold separately).
• Fitment Compatibility: Designed for use with Skunk2 Ultra Street and Ultra Race Intake Manifolds (K-Series) and S2000 Ultra Race Intake Manifolds.
• Performance Capability: Supports up to 1,200+ horsepower for high-performance applications.

Vehicle Fitment:

The Skunk2 K-Series Ultra Fuel Rail is engineered for precise compatibility with a wide range of Honda and Acura K-Series vehicles, as well as select S2000 models when paired with the appropriate Skunk2 Ultra Intake Manifold. Below is the detailed fitment list:

• Acura RSX:
• 2002-2006 Acura RSX Base (2.0L K20A3)
• 2002-2006 Acura RSX Type-S (2.0L K20A2, K20Z1)
• Acura TSX:
• 2004-2008 Acura TSX Base (2.4L K24A2)
• 2009-2014 Acura TSX Base (2.4L K24Z3)
• Acura RDX:
• 2007-2012 Acura RDX Base (2.3L K23A1)
• 2010-2012 Acura RDX SH-AWD (2.3L K23A1)
• Honda Civic:
• 2002-2005 Honda Civic Si (2.0L K20A3)
• 2006-2011 Honda Civic Si (2.0L K20Z3)
• Honda Accord:
• 2003-2007 Honda Accord DX, EX, LX, SE (2.4L K24A4, K24A8)
• 2006 Honda Accord LX Special Edition, Value Package (2.4L K24A8)
• Honda CR-V:
• 2002-2006 Honda CR-V EX, LX, SE (2.4L K24A1)
• Honda Element:
• 2003-2006 Honda Element DX, EX, LX (2.4L K24A4)
• Honda S2000:
• 2000-2009 Honda S2000 (2.0L F20C, 2.2L F22C1) when paired with Skunk2 S2000 Ultra Race Intake Manifold for secondary fuel rail use.

Note: Fitment requires Skunk2 Ultra Street or Ultra Race Intake Manifolds for K-Series engines or S2000 Ultra Race Intake Manifold for S2000 applications. Always verify compatibility with your specific setup before installation.

Note: This product is NOT CARB-approved and is illegal for use or installation in California due to emissions regulations. Check local laws before purchasing.

Why Skunk2 is the Best Choice Skunk2 Racing has been a trusted name in the sport compact industry since 1994, delivering high-quality, performance-driven parts designed by enthusiasts for enthusiasts. The K-Series Ultra Fuel Rail is a testament to Skunk2’s commitment to innovation, with advanced computer simulation and rigorous testing ensuring top-tier performance. Its ability to support 1,200+ horsepower, combined with its versatile primary/secondary functionality, makes it the go-to choice for serious tuners. Don’t settle for inferior fuel rails that compromise flow or durability choose Skunk2 for unmatched performance and reliability.

Order Your Skunk2 K-Series Ultra Fuel Rail Today! Transform your K-Series or S2000 build with the Skunk2 K-Series Ultra Fuel Rail (350-05-7000). Engineered for maximum performance, this fuel rail is the ultimate upgrade for street, track, or drag applications. 

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