SKU: 65638326939

Mid-Rise Plenum Base Adapter Kit - GM LS1/LS2/LS6 - Black 300-267BK

Sale price$153.42 Regular price$170.47
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Description

Mid-Rise Plenum Base Adapter Kit - GM LS1/LS2/LS6 - Black 300-267BKMid Rise Plenum Base Adapter Kit GM LS1 LS2 LS6 Black For use with LS Dual Plane Mid Rise intake manifold base to adapt to modular tops. NOTES: Holley EFI LS main harnesses have a map sensor connecter designed for use with an LS1 2 style map sensor. The 558 416 is an adapter harness that can be used to adapt any LS harness that uses a LS1 2 MAP sensor connection to a LS3 MAP, which is recommended for this manifold. Features: Provides great performance

Mid-Rise Plenum Base Adapter Kit - GM LS1/LS2/LS6 - Black

For use with LS Dual Plane Mid-Rise intake manifold base to adapt to modular tops.

NOTES: Holley EFI LS main harnesses have a map sensor connecter designed for use with an LS1/2 style map sensor. The 558-416 is an adapter harness that can be used to adapt any LS harness that uses a LS1/2 MAP sensor connection to a LS3 MAP, which is recommended for this manifold.

Features:

  • Provides great performance to 6500 rpm for street/strip performance applications while providing the look of a racing EFI intake manifold
  • Unique modular design allows the combination of a traditional dual-plane layout with an EFI manifold plenum to produce great mid-range torque without compromising top end power
  • Great for supercharged or turbocharged engines
  • Power band from 1500-6500 rpm
  • May require an aftermarket hood for some vehicle applications.
  • Cast aluminum construction
  • Intended for use on all GM LS Gen III or IV engines equipped with LS1/LS2/LS6 style cathedral port cylinder heads (recalibration of the ECU may be required when using this intake manifold design with OE ECU).
  • Black Ceramic Coating for an aggresive look in your engine compartment

Specs:

Brand Holley
Emission Code 3
Engine GM LS1/LS2/LS6
Finish Black
Grade Type Performance
Manifold Color Black
Manifold Material Aluminum
Manifold Mount Hole Quantity 12
Product Type Intake Manifold
Type of Component Manifold Top
Warranty Limited 90 Day
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
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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]
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SKU: 65638326939

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New York, US
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My new favorite sunscreen!!! This was like normal lotion. Not greasy feeling. Invisible. Easily absorbed. Smelled Devine
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Omaha, US
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Super light and doesn't come off with sweat
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Great stuff. Its super light, once the smell wears away you forget you every applied sunscreen. It also goes on super easily and doesn't leave my face super shiny. To my surprise it also doesn't come off easily with sweat. I've used other brands and the moment you sweat it just all washes away. Overall great stuff. The fragrance is a bit strong for me but I usually use unscented stuff so I'm extra sensitive to it. Good thing is the smell does wear away after a little bit.
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West Palm Beach, US
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Birmingham, US
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It smells really good, and works well!!
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Reviewed in the United States on May 2, 2026

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