MUGE CR1854 Ls Cathedral Port Cylinder Head Lsa Intake ZL1 Manifold Adapter

( Brand: Muge ), ( Type: Rectangular Port Intake Manifold Adapter ), ( Material: Aluminum ), ( Placement On Vehicle: Front ), ( Features: Polished ), ( Manufacturer Part Number: CR1854 ), ( Oe/oem Part Number: Not Oem ), ( Color: Silver ), ( Items Included: 2 Adapter Plates With 8 O-ring ), ( Country/region Of Manufacture: China ), ( Vintage Part: No ), ( Universal Fitment: Yes ), ( Manufacturer Warranty: 6 Months ), ( Mounting Style: Bolt-on, Screw-on ), ( Note 1: Ls3 Engines Need To Be Modified/polished Before Use ), ( Note 2: Will Not Fit Raised Port Ls7 Intakes ), ( Application 1: Fit For Ls1 Lsa Zl1 Cts-v Lsx Series ), ( Application 2: Adapter To Any Rectangle Port Intakes Supercharger Or Blower ), ( Application 3: For Cathedral Port Heads )

Review MUGE Ls Cathedral Port Cylinder Head To Lsa Zl1 Cts v Intake Manifold Adapter fits LS1 CTS

The Muge CR1854 Intake Manifold Adapter is a precision-engineered component designed specifically for use with Cathedral Port Cylinder Heads on various GM engines, including LS1, LSA, ZL1, and CTS-V models. This adapter is a must-have for enthusiasts and professionals seeking to upgrade their intake systems for superior performance.

Crafted from high-quality aluminum alloy, the Muge CR1854 Intake Manifold Adapter boasts a robust and durable construction. It is designed to fit perfectly with the Cathedral Port Cylinder Heads, allowing for a seamless integration of the intake manifold and the cylinder head. This adapter is CNC-machined to ensure a precise fit and optimal engine performance.

The Muge CR1854 Intake Manifold Adapter features a unique design that accommodates the Cathedral Port Cylinder Heads' larger intake ports. This allows for a more efficient airflow and better power output from the engine. The adapter also includes integrated gasket surfaces, ensuring a leak-free seal between the intake manifold and the cylinder head.

Installing the Muge CR1854 Intake Manifold Adapter is a straightforward process. It comes with all necessary hardware, including bolts and gaskets, making it a complete solution for upgrading your intake system. The adapter is also compatible with factory and aftermarket intake manifolds, making it a versatile addition to your engine build.

The Muge CR1854 Intake Manifold Adapter is a high-performance component that delivers on its promise. It enhances the airflow and power output of your engine, making it an essential upgrade for anyone seeking to extract the maximum performance from their Cathedral Port Cylinder Head-equipped GM engine. With its robust construction, precise fit, and easy installation, the Muge CR1854 Intake Manifold Adapter is an investment that pays for itself in improved engine performance.

The Muge CR1854 intake manifold adapter is a popular aftermarket option for various GM engines, including the LS1, LSA, ZL1, and CTS-V. This part replaces the original intake manifold and provides several benefits and drawbacks.

1. Improved Air Flow: The Muge CR1854 intake manifold adapter is designed to increase air flow into the engine by optimizing the runner length and size. This results in better engine performance, increased horsepower, and improved throttle response.

2. Improved Fuel Efficiency: The improved air flow and engine performance can lead to better fuel efficiency. The adapter's design ensures that the engine receives an optimal amount of fuel and air mixture, reducing fuel wastage.

3. Durability: The Muge CR1854 intake manifold adapter is made of high-quality aluminum material, making it more durable than the original intake manifold. It is also designed to withstand high temperatures and pressures, making it suitable for high-performance applications.

4. Easy Installation: The Muge CR1854 intake manifold adapter is relatively easy to install. It comes with all necessary hardware, and the installation process is straightforward.

1. Cost: The Muge CR1854 intake manifold adapter is more expensive than the original intake manifold. This may be a deterrent for some buyers, especially those on a tight budget.

2. Requires Tuning: The improved air flow and fuel efficiency may require tuning to ensure optimal engine performance. This can be a complex process and may require the help of a professional tuner.

3. Compatibility: While the Muge CR1854 intake manifold adapter is compatible with various GM engines, it may not be compatible with all vehicles or engines. It is essential to ensure that the adapter is compatible with your specific vehicle before making a purchase.

The Muge CR1854 intake manifold adapter is an excellent investment for those looking to improve the performance of their LS1, LSA, ZL1, or CTS-V engine. It offers several benefits, including improved air flow, fuel efficiency, and durability. However, it comes with a higher cost and the requirement for tuning. Ultimately, the decision to purchase the Muge CR1854 intake manifold adapter depends on your specific needs, budget, and performance goals.

If you are looking to improve the performance of your LS1, LSA, ZL1, or CTS-V engine and have the budget for it, the Muge CR1854 intake manifold adapter is an excellent investment. It offers significant performance gains and durability. However, if you are on a tight budget or are unsure about the compatibility of the adapter with your specific engine, you may want to consider other options or seek professional advice before making a purchase.

Details:

Type: Intake Manifold Adapter. For LS Cathedral Port Cylinder Head to LS1 LSA ZL1 CTS-V Intake Manifold Adapter SPECIFICATIONS. Premium Aluminum,Longer service life,Intake manifold bolt lengths required when used with Car intake M6 130mm Truck, 90mm The thickness of adapter plate is approximately 1/2. The adapter plate is made of billet aluminum, which wear-resistant and durable to ensure long service life.

Material: Aluminum. 100% Brand New and Never Used or Installed. Can ONLY be used with LS rectangle port cylinder heads. Fit for LS1, LS3, LSA, ZL1, CTS-V, LSX Series.

Due to the difference between different monitors, picture may not reflect the actual color of item. The Compatible with LS Cathedral Port Cylinder Head to Rectangle Intake Manifold Adapter Kit.

part #: cr1854 price

• $28.17

specifications inputmanifolds:

• for models: Ls1, Cts
• brand: Muge
• type: Rectangular Port Intake Manifold Adapter
• material: Aluminum
• placement on vehicle: Front
• features: Polished
• manufacturer part number: CR1854
• oe/oem part number: Not Oem
• color: Silver
• items included: 2 Adapter Plates With 8 O-ring
• country/region of manufacture: China
• vintage part: No
• universal fitment: Yes
• manufacturer warranty: 6 Months
• mounting style: Bolt-on, Screw-on
• note 1: Ls3 Engines Need To Be Modified/polished Before Use
• note 2: Will Not Fit Raised Port Ls7 Intakes
• application 1: Fit For Ls1 Lsa Zl1 Cts-v Lsx Series
• application 2: Adapter To Any Rectangle Port Intakes Supercharger Or Blower
• application 3: For Cathedral Port Heads

payments inputmanifolds:

• credit card: Mastercard
• other
• wallet: Apple-pay

returns inputmanifolds:

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

offer inputmanifolds:

• availability: In Stock
• sold: 0
• quantity: 10
• best offers: True
• started: July 22, 2025
• options: Ship-to-home

shipping inputmanifolds:

• service: Standard
• cost: $0.00
• class: Standard
• transit: 4-8 Days
• type: Fixed

seller inputmanifolds:

• # reviews: 1191
• rating: 97.7%
• city: Burlington, New Jersey

general inputmanifolds:

• Car Truck Parts Accessories > Air Fuel Delivery > Intake Manifolds
• condition: New