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Item #:
190675619
Rectangle Billet Intake Manifold Adapter Plates Compatible with LS1 Cathedral Port Cylinder Head to LS3 LSA ZL1 CTS-V
Item #:
190675619
USD 79
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This adapter provides a means of compatibility between different components, allowing you to connect Cathedral Port Cylinder Heads to powerful LS3, LSA, ZL1, or CTS-V superchargers.
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Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.
What Stands Out
Enhanced Compatibility
Designed to seamlessly fit LS1 Cathedral Port Cylinder Heads and transition to LS3/LSA configurations, ensuring versatile installation options for various LS engine setups.
Superior Performance
Optimized airflow design boosts engine efficiency, enhancing power output and fuel economy, making it an ideal choice for high-performance racing applications.
Durable Construction
Manufactured from high-quality materials, these adapter plates resist heat and wear, ensuring long-lasting use in demanding automotive environments.
Product Details
| Item Weight | 2.5 lbs (1.13 kg) |
Who Should Buy?
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Performance Enthusiasts
Ideal for car enthusiasts looking to upgrade their LS engine performance with better airflow and efficiency.
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Engine Builders
Useful for custom engine builders needing reliable adapters for transitioning older LS1 heads to modern LS3-style intakes.
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Race Track Applications
Great for competitive racers who want to optimize their intake system for maximum horsepower and torque.
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Casual Drivers
Not suited for daily drivers looking for stock performance without the need for modifications or upgrades.
Product Description
Rectangle Billet Intake Manifold Adapter Plates Compatible with LS1 Cathedral Port Cylinder Head to LS3 LSA ZL1 CTS-V
Have any Query? Chat with us
Customer Questions & Answers
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Question:
Will this adapter fit raised port LS7 intakes?
Answer: No, this adapter is not compatible with raised port LS7 intakes. -
Question:
What materials are used in the construction of this adapter?
Answer: The adapter is made of high-quality aluminum alloy. -
Question:
Do I need to buy anything additional for installation?
Answer: If using with M6 x 130mm intake manifolds, longer screws will need to be purchased separately.
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23 July 2026 · via Trustpilot
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- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
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USD 79
This product is not Fulfilled by Ubuy and can take minimum 10 days in delivery. We might cancel the product from the order and refund you if any issue arise with the delivery of this product.
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
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Fastest cross-border delivery
Features & Benefits
- Compatible with LS1 Cathedral Port and LS3, LSA, ZL1, CTS-V.
- Adapts any Cathedral Port heads to rectangular port intakes.
- High-quality aluminum alloy construction for durability.
- Includes 2 sets of screws for easy installation.
- Perfect for enhancing engine performance and versatility.
- Note: Longer screws required for specific intake installations.
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