1. Fuel Injection Parts Deals
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  3. HOLLEY EFI 300-248BK

HOLLEY EFI 300-248BK Cast Throttle Body Intake Elbow Ls 090127063453 4500

300-248bk Holley Efi Black Cast Aluminum 4500 Throttle Body Intake Elbow-ls

( Brand: Holley Efi ), ( Part Type: Intake Aluminum Throttle Elbow ), ( Material: Cast Aluminum ), ( Color: Black ), ( UPC: 090127063453 ), ( Manufacturer Part Number: 300-248BK )

Review HOLLEY EFI Black Cast Aluminum 4500 Throttle Body Intake Elbow ls

The Holley EFI 300-248BK Cast 4500 Throttle Body Intake Elbow-LS is a premium performance component designed for enthusiasts seeking to upgrade their fuel injection system with high-quality, durable parts. This intake elbow is a crucial component of the Holley EFI 4500 Series Throttle Body kit, which is known for its exceptional power gains and easy installation.

Crafted from cast aluminum, this intake elbow boasts superior strength and durability, making it an ideal choice for high-performance applications. The casting process ensures a precise fit and finish, and the smooth inner surface ensures optimal airflow, which translates to better engine performance.

The Holley EFI 300-248BK Cast 4500 Throttle Body Intake Elbow-LS is specifically designed for use with the Holley EFI 4500 Throttle Body and is compatible with LS engine applications, including Gen III and Gen IV engines. The elbow features a large-diameter, 4500 series throttle body opening, which allows for increased airflow and better power output.

The elbow also includes a built-in, adjustable Idle Air Control (IAC) circuit, which ensures precise idle adjustment and stable idle quality. The IAC is fully adjustable, allowing you to fine-tune the idle to your specific engine and driving conditions.

Installation of the Holley EFI 300-248BK Cast 4500 Throttle Body Intake Elbow-LS is straightforward and can be completed in a relatively short amount of time. The elbow comes with all necessary hardware for installation, including bolts and gaskets, and Holley provides detailed instructions to guide you through the process.

Overall, the Holley EFI 300-248BK Cast 4500 Throttle Body Intake Elbow-LS is an excellent upgrade for any LS engine equipped with Holley EFI 4500 Series Throttle Body. Its high-quality construction, optimized airflow, and adjustable idle control make it a must-have for any serious performance enthusiast.

The Holley EFI 300-248BK Cast 4500 Throttle Body Intake Elbow-LS is a performance intake manifold and throttle body assembly designed for LS engines. Here are some potential pros and cons of purchasing this component.

Pros:

1. Improved Airflow: The Holley EFI intake manifold and throttle body are designed to provide better airflow and fuel distribution to the engine, leading to improved performance and power output.

2. Fuel Injection Compatibility: This intake manifold is specifically designed for use with Holley EFI systems, allowing for precise fuel injection and tuning.

3. High-Quality Construction: The manifold and throttle body are cast from aluminum, ensuring durability and strength.

4. Easy Installation: The intake manifold and throttle body come with all necessary hardware for installation, making the process relatively straightforward.

Cons:

1. Cost: The Holley EFI 300-248BK Cast 4500 Throttle Body Intake Elbow-LS is a premium performance component, and the cost may be higher than some stock or aftermarket intake manifolds.

2. Requires Holley EFI System: This intake manifold is designed to work specifically with Holley EFI systems, which may add to the overall cost and complexity of the project.

3. May Require Custom Tuning: Depending on the specific engine configuration and tuning requirements, custom tuning may be necessary to optimize performance with this intake manifold.

Conclusion:

The Holley EFI 300-248BK Cast 4500 Throttle Body Intake Elbow-LS is a high-performance intake manifold and throttle body assembly that can provide significant improvements in airflow, fuel distribution, and power output for LS engines. However, it comes with a premium price tag, and it requires the use of a Holley EFI system. If you're looking to maximize performance and are willing to invest in the necessary components and tuning, this intake manifold may be an excellent choice. If you're on a tighter budget or prefer a more straightforward installation, other options may be more suitable for your needs.

Recommendation:

If you're looking to maximize performance and are willing to invest in the necessary components and tuning, the Holley EFI 300-248BK Cast 4500 Throttle Body Intake Elbow-LS is an excellent choice for an LS engine. However, if you're on a tighter budget or prefer a more straightforward installation, other aftermarket intake manifolds may be more suitable for your needs. Be sure to consider the specific requirements of your engine and your performance goals before making a final decision.

part # 300248bk prices

  • $299.95-$304.47

specifications injectiopug:

  • brand: Holley Efi
  • part type: Intake Aluminum Throttle Elbow
  • material: Cast Aluminum
  • color: Black
  • upc: 090127063453
  • manufacturer part number: 300-248BK

returns injectiopug:

  • policy: Returns Accepted
  • paid by: Seller
  • time: 30 Days

general injectiopug:

  • Air Fuel Delivery > Fuel Injection Parts > Additional Fuel Injection Parts
  • condition: New

seller injectiopug:

  • rating: 98.9%
  • # reviews: 15440

shipping injectiopug:

  • type: Fixed
  • class: Standard
  • transit: 2-5 Days
  • carrier: UPS
  • cost: $0.00
  • service: UPS Ground

offer injectiopug:

  • sold: 0
  • availability: In Stock
  • started: August 25, 2025
  • quantity: 10
  • options: Ship-to-home

payments injectiopug:

  • wallet: Paypal
  • credit card: Visa
  • other
part type: intake aluminum throttle elbow,
category: auto parts > air fuel delivery > fuel injection parts > additional fuel injection parts, color: black, material: cast aluminum, sku: 7596535921982632,

Holley Efi 300-248BK Is Similar To:

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5 offers $299.95–$304.47 USD
  • Offer #1: $299.95 price + free delivery = $299.95* total. These cast aluminum EFI intake elbows allow the use of GM LS throttle bodies on any intake manifold w/ the 4500 mounting flange. Black EFI Throttle Body Intake Elbow 4500 - Fits GM LS Throttle Bodies.FREE SHIPPING
  • Offer #2: $299.95 price + free delivery = $299.95* total.FREE SHIPPING
  • Offer #3: $304.47 price + free delivery = $304.47* total. The port design spacing will also allow a transducer to be used if a MAP sensor is not needed. Our design incorporates an optimized transition from the throttle body to the intake plenum for maximum airflow and distribution.FREE SHIPPING
  • Offer #4: $299.95 price + free delivery = $299.95* total. Features (4) vacuum ports, MAP sensor port, machined / port matched to 4500 gasket, and 100 throttle body angle for extra hood clearance.FREE SHIPPING
  • Offer #5: $299.95 price + free delivery = $299.95* total. Intake Elbow Height 6.40 in. Intake Elbow Type Elbow.FREE SHIPPING