



Rvng S58/Gen 2 B58 Port Injection Full Fuel Line
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Description
RVNG S58 Full Port Injection Fuel Line Kit
MANY AFTERMARKET PI RAILS COME IN 8ORB SIZING. THIS FUEL RAIL FITTING IS 6AN WHICH MATCHES THE SIZE AND STYLE OF OUR PI RAIL. THE 8ORB ADAPTER IS A SMALL 8ORB MALE 6AM FEMALE ADAPTER SO YOUR ABLE TO USE THIS LINE WITH YOUR RAIL.
Motorsport-Grade Plumbing. Zero Compromises.
Most intake manifolds on the market come with a port injection rail but no fuel line leaving the customer or shop to figure out their own option. But with there being limited options on the market for just a fuel line we wanted to change that…
The RVNG S58 Full Port Injection Fuel Line Kit was made to support high-horsepower builds where reliability, flow, and serviceability matter just as much as performance. Designed specifically for S58 port injection setups, this kit eliminates the weak points of pieced-together fuel plumbing and replaces them with a true motorsport-grade solution.
Each kit features high-pressure PTFE-lined braided fuel hose, paired with CNC-machined motorsport fittings rated for ethanol, E85, and high-pressure fuel systems. Precision angled fittings ensure clean routing with no kinks, no interference, and proper clearance in tight engine bays especially critical on turbo and manifold-heavy S58 builds.
To make installation and servicing effortless, the system incorporates quick-disconnect fittings, allowing fast removal and reinstallation without compromising sealing integrity. Every connection is designed to handle extreme heat, vibration, and pressure commonly seen in high-boost S58 applications.
This is not a universal fuel line set this is a purpose-built, plug-and-play port injection fuel solution developed to meet the demands of serious street, track, and race builds.
Key Features:
- Designed specifically for BMW S58 port injection systems
- Motorsport-grade PTFE-lined braided fuel hose
- CNC-machined, high-pressure AN fittings
- Ethanol & E85 compatible
- Integrated quick-disconnect fittings for easy serviceability
- Optimized routing for clean, stress-free installation
- Built to handle extreme heat, pressure, and vibration
Whether you’re pushing big boost on the street or running the car hard on track, the RVNG S58 Full Port Injection Fuel Line Kit delivers the durability, safety, and performance your build demands.
Built to perform. Built to last. Built to Kill.

Rvng S58/Gen 2 B58 Port Injection Full Fuel Line
FAQs
Answers to our most common questions below.
How Long Does Shipping Take?
All Rvng items ship within 1-3 days, if an item is out of stock the customer will be notified with the choice of a refund or an estimated timeline of delivery.
Do You Have Exhaust Parts For My Car?
We make a range of downpipes and exhaust systems for almost all BMW's. We choose to specialize in that market so we can always insure we are selling the best product possible for your Beamer!
Do You Offer In Person Pick-Up & Installs In Cali?
Yes, We are located in Garden Grove in Orange County, California. We invite any of our customers to pick-up in stock items and for any install or car related work.
Will Installing These Parts Void My Factory Warranty?
Aftermarket performance parts can affect your factory warranty on related components under the Magnuson-Moss Warranty Act — a dealer must prove the part caused the failure to deny a claim. We recommend speaking with your dealer or tuner. Our parts are precision-engineered to factory tolerances and we stand behind every product with our own Lifetime Warranty against defects and fitment issues.
Do These Parts Require a Tune?
Some parts — particularly downpipes, intake kits, and fuel system upgrades — will require or strongly benefit from an ECU tune to see full performance gains and to prevent check engine lights. Parts like heat exchangers, oil coolers, and hardware do not require a tune. We recommend reaching out to us or your local tuner before purchasing if you're unsure.
What Is Your Return Policy?
We accept returns within 30 days of delivery on unused, uninstalled, and undamaged items in original packaging. Custom or made-to-order parts are non-returnable. To start a return, contact us at rvngperformance@yahoo.com with your order number. Return shipping is the customer's responsibility unless the item arrived damaged or incorrect.
Are Your Catless Downpipes Street Legal?
Catless downpipes are intended for off-road and track use only. They are not emissions compliant and will trigger a check engine light without an appropriate tune or O2 spacers. If you need a street-legal option, contact us — we can discuss catted alternatives depending on your platform.
How Do I Know This Will Fit My Car?
Every RVNG product is developed and validated on the specific platforms listed. If your exact build year, model, or configuration isn't listed, contact us before ordering — we'll confirm fitment. We stand behind every part with our Fitment Guarantee: if it doesn't fit as described, we'll make it right.
If you have any questions, we're always welcome to help. We'll get back to you within 24 hours on weekdays.
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Shipping Information
All orders ship within 1-3 business days from our Garden Grove, CA facility.
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Customer Support
We're here to help. Reach out anytime and we'll get back to you within 24 hours on weekdays.
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FAQ's
Check out our FAQ section below for answers to our most common questions.
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Contact Us
Located in Garden Grove, CA. Stop by for pickup or install appointments — we'd love to meet you.
