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Top Street Performance

GM LS Rectangle Port V Series Billet Aluminum Hi-Rise Intake - Natural

GM LS Rectangle Port V Series Billet Aluminum Hi-Rise Intake - Natural

SKU: SKU: 81413

Regular price $3,648.44
Sale price $3,648.44 Regular price $4,145.95
Shipping calculated at checkout.

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Top Street Performance (TSP) is committed to providing high-quality performance parts while complying with emissions regulations. This product is designed for use on vehicles that comply with federal emissions regulations. It is the customer’s responsibility to verify that this part is legal for use in their state or local jurisdiction. Check with your local emissions authority before purchasing.

Product Details

Features

  • Designed for 6.2L / 376ci LS applications
  • Hi-rise single-plane airflow design
  • T-6061 billet aluminum construction
  • Includes custom V-Series fuel rails

Description

Upgrade your LS-powered build with the Top Street Performance GM LS Rectangle Port V-Series Billet Aluminum Hi-Rise Intake Manifold. Designed for Chevrolet Small Block V8 Gen III (LS-Based) 6.2L / 376ci applications, this premium billet aluminum intake manifold delivers exceptional airflow capacity, modular serviceability, and race-inspired styling for high-performance street, drag racing, and competition builds.

Fresh off its award-winning appearance at the 2024 SEMA Show, the V-Series intake manifold was engineered to maximize airflow efficiency and support serious horsepower potential. The single-plane hi-rise design features increased plenum volume and optimized runner geometry to improve airflow at higher engine speeds, making it an excellent choice for naturally aspirated, turbocharged, and supercharged engine combinations.

Manufactured from precision-machined T-6061 billet aluminum, this LS intake manifold provides exceptional strength, durability, and premium appearance. The modular design simplifies installation, maintenance, and future upgrades, while the included custom V-Series fuel rails help create a clean, professional engine bay appearance.

Designed for electronic fuel injection applications, the manifold utilizes a stock LS3 throttle body bolt pattern, high-flow plenum design, EV1 injector provisions, and Gen IV 3-Bar MAP sensor compatibility.

Whether you're building a high-performance 6.2L LS street car, race vehicle, restomod, or LS swap project, this billet aluminum intake manifold delivers the airflow capacity, tuning flexibility, and performance potential demanded by serious LS enthusiasts.

 

Billet Aluminum Intake Manifold Technology
The Top Street Performance V-Series Hi-Rise Intake Manifold is precision machined from premium T-6061 billet aluminum and engineered for high-performance LS applications. The modular design simplifies maintenance and future upgrades while delivering the durability, appearance, and airflow performance expected from a premium induction system. Included V-Series fuel rails provide a complete EFI-ready solution.

High-RPM Performance Benefits
The single-plane hi-rise design is engineered to maximize airflow and support serious horsepower levels. Increased plenum volume and optimized runner design help improve airflow efficiency at elevated RPM, making this intake manifold ideal for street/strip, drag racing, boosted, and competition-oriented applications.

Specs

Basic Operating RPM Range1,500-9,000 RPM
Center Maximum Height10.550 in.
ColorSilver
Deck HeightStandard
EGR PortYes
Front Maximum Height10.086 in.
Fuel Injection StyleMulti-port Fuel Injection
Fuel Injector Stye ProvisionEV1
Fuel Rail ColorSilver
Fuel Rail FinishNatural
Fuel Rail Fitting Thread Diameter-10 AN
Fuel Rail MaterialAluminum
Fuel Rails IncludedYes
Fuel System TypeElectronic Fuel Injection
Gasket Or Seal IncludedYes
Grade TypePerformance
Intake Port ShapeRectangle
Manifold Absolute Pressure Sensor Port IncludedYes
Manifold Absolute Pressure Sensor Port StyleGen IV 3-bar
Manifold FinishNatural
MaterialAluminum
Mounting Hardware IncludedYes
Mounting Hole Quantity10
Plenum Thickness8 mm
Rear Maximum Height8.933 in.
Removable RunnersYes
Removable Throttle Body FlangeYes
Removable TopYes
Runner Length4.800 in.
Single Or Dual Plane TypeSingle Plane
Supplemental Boss Quantity2
Throttle Body Bore Size102.200 mm

Engine Fitment

COMPATIBLE WITH:
CHEVROLET SMALL BLOCK V8 GEN. III (LS BASED)
• 6.2 L / 376 in3

COMMON VEHICLE APPLICATIONS
• Chevrolet Silverado
• GMC Sierra
• Chevrolet Camaro
• Chevrolet Corvette
• Chevrolet Tahoe
• CTS-V

NOTES
• Fits Chevrolet Small Block V8 Gen III (LS-Based) 6.2L / 376ci applications
• Single-plane hi-rise intake manifold design
• Billet T-6061 aluminum construction
• Includes custom V-Series fuel rails
• Uses stock LS3 throttle body bolt pattern
• Features Gen IV 3-Bar MAP sensor provision
• Supports electronic fuel injection systems
• Verify cylinder head configuration, throttle body compatibility, fuel system requirements, and hood clearance before installation

Q&A

What engine is this intake manifold designed for?
This intake manifold is designed for Chevrolet Small Block V8 Gen. III (LS-Based) 6.2L / 376ci applications.

What is the advantage of a hi-rise intake manifold?
A hi-rise intake manifold provides increased plenum volume and airflow capacity, making it ideal for high-horsepower and high-RPM engine combinations.

What RPM range is this intake designed for?
This intake manifold is designed for performance applications operating from 1,500 to 9,000 RPM.

Is this intake manifold designed for EFI applications?
Yes. This intake manifold is designed for electronic fuel injection systems.

Does this intake manifold include fuel rails?
Yes. Custom V-Series fuel rails are included.

What throttle body does this intake manifold use?
The manifold utilizes a stock LS3 throttle body bolt pattern and supports 102.2mm throttle body configurations.

What are the benefits of billet aluminum construction?
Billet aluminum provides exceptional strength, durability, precise machining, and premium appearance while supporting high-performance engine combinations.

Does this intake support turbocharged or supercharged applications?
Yes. The airflow capacity and EFI design make it suitable for naturally aspirated, turbocharged, and supercharged applications.

Will this intake manifold fit my LS engine?
Verify your engine's cylinder head design and displacement before ordering. The published TSP fitment specifically lists Chevrolet Small Block V8 Gen. III (LS-Based) 6.2L / 376ci applications.

Emissions Notice

This product is legal for off road use and non pollution controlled vehicles (1965 & older); however, it has not been tested or approved by the California Air Resources Board (CARB) for highway vehicles in the state of California. By purchasing this product, buyer agrees it will not be used on pollution controlled vehicles in California, or in a state with similar emissions regulations.