SKU: 34827192522

Holley Modular Lo-Ram EFI Manifold LS1/2/6 - 300-620

Sale price$459.88 Regular price$510.98
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Description

Holley Modular Lo-Ram EFI Manifold LS1/2/6 - 300-620Overview: The Holley LS1 2 6 Lo Ram intake manifold kits are designed for GM LS Gen III and IV engines equipped with GM LS1 2 6 (cathedral port) cylinder heads. These intake manifolds will work with OE or aftermarket cylinder heads. The Lo Ram intake manifolds are designed for forced induction (supercharged or turbocharged) engine applications and the 105 mm throttle body part number 112 581 or similar models. The base intake manifold is designed with

Overview:

The Holley LS1/2/6 Lo-Ram intake manifold kits are designed for GM LS Gen III and IV engines equipped with GM LS1/2/6 (cathedral port) cylinder heads. These intake manifolds will work with OE or aftermarket cylinder heads. The Lo-Ram intake manifolds are designed for forced induction (supercharged or turbocharged) engine applications and the 105 mm throttle body part number 112-581 or similar models. The base intake manifold is designed with a low height to aid the packaging of a plenum mounted air-to-water intercooler in a top-feed configuration. The 300-620 top-feed plenum entry configuration is designed to allow the included Hi-Ram 105 mm plenum top to be fitted to a low-profile base intake manifold. The short runner, low-profile base intake manifold intended for forced induction applications was conceived to package with an air to water plenum mounted intercooler with a shorter overall height than possible with other existing intake manifolds. The fuel rail kits come with two sets of brackets. A set for long (usually standard length) fuel injectors and a set for short (such as Pico, or LS7) fuel injectors.

Features:

  • Designed for GM LS Gen III and IV engines equipped with GM LS1/2/6 (cathedral port) cylinder heads
  • Designed for forced induction (supercharged or turbocharged) engine applications with peak power at 7000-8000 rpm depending on the application. With forced-induction and the short runner length the engine rpm at which peak power occurs is more likely to
  • Modular design allowing the use of the included top-feed plenum entry
  • Low height to aid the packaging of a plenum mounted air-to-water intercooler in a top-feed configuration or to fit under a stock or mildly modified hood in the front-feed configuration
  • High volume fuel rails and mounting hardware included with ¾”-16 o-ring ports (8 AN)

Application:

Year Make Model Submodel Engine Size
Universal

Specs:

Brand Holley EFI
Color Silver
Construction Cast
Emission Code 3
Engine GM Small Block Gen III/IV (LS Based)
Finish Satin
Flange Style EFI
Front Height 9.07" without Intercooler
Fuel System Type EFI
Manifold Type Lo-Ram
Product Type Manifold
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:
  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: 34827192522

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4.3 ★★★★★
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Csaw
Phoenix, US
★★★★★ 4
Love the look and the size
Color: Brown
Great size for a small bag. I wanted something that would carry a water bottle, phone, card case, keys and sunglasses. Just my essentials but did not want to carry my BIG bag this summer. This was a cute alternative. Not real leather but looks like it is. Quality is pretty good- wish it was real leather though, but the functionality of the staps is what really does it for me. It's been a perfect size and shape for me. Easy to dress up or down.
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Reviewed in the United States on July 3, 2025
A
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Amazon Customer
Phoenix, US
★★★★★ 5
Absolutely LOVE
Color: Brown
I absolutely love this bag and receive so many compliments on it.
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Reviewed in the United States on March 5, 2026
A
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Amazon Customer
Houston, US
★★★★★ 1
NOT REAL LEATHER, but cute design.
Color: White
THIS IS NOT REAL LEATHER! Maybe they grind up leather bits and mix it with some synthetic material and call it genuine leather. But if you’re looking for full grain leather do not buy it. Though it’s a very cute design, it’s much too expensive for a synthetic bag!
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Reviewed in the United States on May 18, 2025
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Verified Purchase
Tina Moore
Phoenix, US
★★★★★ 5
Small but good quality
Color: Brown
Was a gift for my niece’s 16th birthday, she loved it
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Reviewed in the United States on January 4, 2026
K
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Kylie Y Song
Draper, US
★★★★★ 3
Might false advertisement
Color: Brown
Delivery and their packaging was very good. Also, design and color is nice as well. BUT I don’t think it’s genuine leather. It feels like pu leather.
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Reviewed in the United States on April 18, 2026

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