SKU: 11056894599

Holley Single Plane EFI Intake - GM LS1/LS2/LS6

Sale price$229.92 Regular price$255.47
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Description

Holley Single Plane EFI Intake - GM LS1/LS2/LS6Holley Single Plane EFI Intake GM LS1 LS2 LS6 Black Ceramic Coated, Single Plane EFI LS Intake Manifold. Fits all GM LS Gen III engines equipped with LS3 L92 style rectangular port cylinder heads Overview Black Ceramic Coated, Single Plane EFI LS Intake Manifold. Fits all GM LS Gen III engines equipped with LS3 L92 style rectangular port cylinder heads Includes mounting bolts washers. Also includes O ring cylinder head mounting flange gaskets for an

Holley Single Plane EFI Intake - GM LS1/LS2/LS6

Black Ceramic Coated, Single Plane EFI LS Intake Manifold. Fits all GM LS Gen III engines equipped with LS3/L92 style rectangular port cylinder heads

Overview
Black Ceramic Coated, Single Plane EFI LS Intake Manifold. Fits all GM LS Gen III engines equipped with LS3/L92 style rectangular port cylinder heads

Includes mounting bolts washers. Also includes O-ring cylinder head mounting flange gaskets for an OEM style seal. This manifold will not work with factory fuel rails and requires the use of Holley Fuel Rail Kit 534-218. NOTE: The EFI versions of the LS HI-Ram intake manifold and fuel rail are designed to accept Bosch Style EV-1 or Magneti Marelli Pico fuel injectors. OE LS fuel injectors may not fit properly in the Hi-Ram EFI intake manifold fuel rail assembly. There is a kit available separately for the LS7 Hi-Ram EFI to allow the use of stock LS7 fuel injectors, P/N 300-230 (see below in the service parts section).

Features:
  • 2500-7000 RPM power band
  • 4150 Square bore flange
  • Optimized runner layout and constant cross sectional area - broad torque curve, best vehicle performance from 2500-7000 RPM
  • Minimum carb flange height - fit in vehicles with minimum hood modifications
  • Cast aluminum construction - great manifold for centrifugal blower, turbocharged or NOS power adder applications
  • Efficient casting design - lightweight, consistent wall thicknesses, improved casting quality
  • Weight - 11.5 lbs.
  • Height (front) - 5.417" to the lifter valley cover flange at the engine block front flange
  • Port size - 2.50" height x 1.15" wide
  • Includes Viton???? O-ring intake to cylinder head gaskets - Viton???? is a registered trademark of DuPont Performance Elastomers
  • Kit does not work with factory fuel rails and requires the use of Holley Fuel Rail Kit P/N 534-219


Details:
  • Color: Silver
  • Construction: Cast
  • Engine: GM LS1/LS2/LS6
  • Finish: Silver
  • Flange Style: 4150 Square Bore
  • Front Height: 5.417 inch
  • Fuel System Type: EFI
  • Manifold Type: Single Plane
  • Rear Height: 5.417 inch
  • Recommended Use: Forced Induction
  • RPM Power Band: 2500-7000 RPM
  • Warranty: Limited 90 Day


Links
Instruction Sheet
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
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
SKU: 11056894599

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Shawn
Battle Creek, US
★★★★★ 5
Why go OEM for this?
Number of Items: 1, Style: Omin C20 Accessories Kit
so much cheaper than OEM but works just the same
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 17, 2026
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Pao
Houston, US
★★★★★ 4
Muy buen producto
Number of Items: 15, Style: L60 / L50 Accessories Kit
Hoy cambié todo! por ahora funciona muy bien! muy alegre con la compra
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on August 10, 2025
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Verified Purchase
Amy Mc
Carnegie, US
★★★★★ 5
Great maintenance kit!
Number of Items: 1, Style: X10 Pro Omni Accessories Kit
You have to take care of your vacc for it to work properly. This set gives you e writhing you need.
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Reviewed in the United States on December 29, 2025
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P. Davis
Lowell, US
★★★★★ 5
Fit my Robotic cleaner as described by Amazon!
Number of Items: 15, Style: L60 / L50 Accessories Kit
Ordered kit for replacements for my Robotic cleaners, they work well, would order again.
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Reviewed in the United States on November 9, 2025
D
Verified Purchase
Daniel J Roberts
Los Angeles, US
★★★★★ 5
Has worked for me
Number of Items: 1, Style: X10 Pro Omni Accessories Kit
All the parts fit my Eufy vacuum/mop perfectly
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 29, 2025

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