


Holley EFI Billet LSA Fuel Rails
Marsoni
M251S
Get it in 3 business days with 1 day shipping.
Friday, May 29
Holley EFI Billet LSA Fuel RailsDress up and open up your ZL1, CTS V, or ZR 1 with Holley Hi Flow Fuel rails. The bright dip, black anodized rails come with laser etched EFI logo for long lasting good looks and are a direct replacement for the rails on the factory blower or any other supercharger that was designed to use OEM rails. For perfect sealing, the 534 285 kit has been machined to accept 8 (3 4 16) ORB ports which use O ring fittings. But, to utilize your factory fuel line
Quick Dispatch:
Your Holley EFI Billet LSA Fuel Rails orders ship within 1-2 business days.
Delivery Options:
- Standard: 3-7 business days
- Fast: 2-3 business days
- Express: 1-2 business days
Order Tracking:
You'll receive a tracking link by email once your Holley EFI Billet LSA Fuel Rails ships.
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Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
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4.4 ★★★★★
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Product Reviews
★★★★★ 1
Too large. Correct size not depicted.
SIZE 10-14... Too large. Product details says "Regular" size. Returning.
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Reviewed in the United States on March 16, 2026
★★★★★ 2
Too big
The one size fits all was too big for me.
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Reviewed in the United States on March 10, 2026
★★★★★ 5
Not to thick or thin well made
Size: Medium, Color: (601) Bittersweet Pink / Stone / Stone
I bought pink so as not to lose when doing laundry with my daughter who steels all socks lol!
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Reviewed in the United States on May 8, 2026
★★★★★ 5
Perfect
Size: X-Large, Color: (601) Bittersweet Pink / Stone / Stone
They were perfect
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Reviewed in the United States on April 27, 2026
★★★★★ 5
Very Comfortable!
Size: Medium, Color: (601) Bittersweet Pink / Stone / Stone
Very comfortable. Don’t slip off back of heal. Love the colors.
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Reviewed in the United States on March 25, 2026