Availability
The FAST LSXHR intake manifolds are available for LS3 rectangular port applications, as well as LS7 raised rectangular port applications. These units are the industry's first polymer tunnel ram-style intake manifolds—and are ideal for generating maximum power in boosted and naturally aspirated engines. Order the model designed for your application. Features include: * Standard "tall" stacks are interchangeable with separately purchased "medium" and "short" stacks to find the most powerful combination * Polymer construction is lightweight and high strength to eliminate power-robbing heat soak commonly found in aluminum intake manifolds * Average 30 hp gain between 5,000 and 7,500 rpm over competitors' high-ram intake manifolds * Rated for up to 45 psi of continuous pressure * Compound fuel injector angle aims spray pattern for ideal atomization, resulting in maximum power production and superior drivability * Reversible top allows for forward- or firewall-facing throttle body installations * Two nitrous nozzle bosses per runner for clean and easy direct port system installations * 103mm throttle body opening can be ported to 105mm
( 7 )
$1,222.95
On Sale
FiTech Ultimate Rebel LS cathedral intake manifolds with fuel rails enhance the performance of LS engines equipped with cathedral port cylinder heads. The manifold optimizes airflow and ensures consistent fuel delivery, resulting in improved engine efficiency and power output, while the fuel rails provide a consistent fuel delivery solution. Paired under the hood they provide a perfect fusion of aesthetics and performance. Features: * Precision-engineered cathedral port design for optimal airflow * Integrated fuel rail mounting points for a clean installation * Designed to improve air velocity into the cylinder heads * Engineered to increase the volume of air entering the engine * Compatible with factory or aftermarket fuel lines
Not Yet Reviewed
$549.00
$466.65
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$995.00
On Sale
A properly fabricated intake manifold can produce significant gains in your engine's performance. Add one of our Summit Racing™ fabricated intake manifolds to your engine combination to make more power! Each of these stock/OEM deck engine block style intake manifolds is manufactured to exacting standards utilizing the latest CNC machining and fabricating equipment. Simply find and order a perfect fit for your specific make and model vehicle.
( 28 )
$371.99
$271.99
On Sale
The FiTech Ultimate Rebel LS 500 hp EFI loaded intake manifold kits offer numerous benefits for LS engine conversions, including improved performance, enhanced fuel efficiency, and simplified installation to help to minimize downtime. These kits provide a modern, self-tuning fuel injection system that optimizes engine performance, offering better throttle response, increased horsepower, and improved fuel economy compared to traditional carburetors. These comprehensive conversion kits come with all the necessary components for a complete installation, including the ECU, sensors, wiring harness, and other fuel system parts. Key benefits and advantages: * Modern engine management utilizes speed density metering for optimal performance * Reliable and consistent fuel delivery * Boost/Nitrous compatibility—the system can handle boosted and nitrous applications, making it suitable for high-performance builds * E85 compatibility—supports E85 fuel, offering flexibility for different fuel preferences * Visual appeal—the low-profile intake manifold and redesigned fuel rail bracket enhance the overall appearance of the engine bay Kit components: * LS1/LS2/LS6 FiTech Rebel LS Fabricated Short Manifold (manifold, gaskets and hardware) * Ultimate LS 92mm throttle body with sensors * 36 lb. injectors * 3 Bar MAP sensor allows for boost and nitrous applications, expanding the performance potential of the engine * IAT sensor * Throttle cable bracket with round hole for new style LS intake * Throttle cable bracket with stock GM cable notch for new style LS intake with cable barrel clamp
Not Yet Reviewed
$995.00
$796.00
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$995.00
On Sale
FiTech offers Rebel LS intake manifolds for a variety of applications, including LS1, LS2, LS3, and LS4 engines. Fabricated from 3mm thick aluminum, the multi-port fuel-injection style units are available in short or tall height configurations. They're TIG-welded with a 1,500-6,500 rpm power band up to 500 hp to the flywheel. Choose from a black, black anodized, satin, or polished finish. Order the options recommended for your vehicle.
Not Yet Reviewed
$995.00
$511.20
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$995.00
On Sale
FiTech intake manifolds provide you with great manifold and fuel rail package to start your project. The low-profile intake manifold is fabricated from T-6061 aluminum with 102mm inlet and a 1,500 to 6,500 rpm powerband. The billet fuel rails include AN fittings and fuel crossover. FiTech includes hardware, as well.
( 5 )
$900.00
FAST LSXR upper intake shells are constructed from advanced polymer material that offers a host of benefits over aluminum aftermarket intakes—including lighter weight, increased strength, and improved heat-dissipating characteristics. These replacement shells are compatible with FAST LSXR 102mm, LS, L99, L92, and L76 intake manifolds found on hundreds of vehicles. Order the model recommended for your application.
Not Yet Reviewed
$497.95
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$690.95
Wilson Manifolds throttle body adapters maximize horsepower in less than perfect matches. If your application consists of a carburetor and intake manifold that were not originally designed to be used together, they offer the perfect solution. Designed on solid modeling software, the internal shape of these adapters allows the transition to become very efficient. Wilson throttle body adapters bring your components together to prevent mixture separation and improve overall airflow so you can gain horsepower.
Not Yet Reviewed
$112.80
Trans-Dapt Performance throttle body to carburetor adapters allow you to mount an OEM or Holley TBI unit on almost any manifold, saving you the expense of buying a different manifold. Made from high-quality material, these adapters provide a smooth transition from the throttle body to the intake manifold for trouble-free operation.
( 48 )
$68.99
Whether you need a lower, upper, or inner shell, FAST intake manifold components are available to keep the performance flowing. These replacement shells are designed for and identical to the original pieces. They feature the same high-quality polymer material that will provide lighter weight, increased strength, and improved heat dissipating characteristics. FAST's intake manifold replacement shells are available for their LSX, LSXR, and LSXRT manifolds.
Not Yet Reviewed
$523.95
Standard Motor manifold actuators allow for control over the amount of air entering the manifold, providing improved engine performance. They restore proper variable intake manifold function, engine power, fuel economy, and drivability. Every model is designed with high-stress metal to prevent intake linkage failure. These replacement parts are engineered to meet or exceed OE performance. Order the model recommended for your vehicle.
( 1 )
$176.99
On Sale
Get connected with ICT Billet throttle body adapters. These adapter plates are offered for several different applications and are all made from aerospace-grade billet aluminum. Adapter plates are available in a variety of straight and tapered through-hole diameters.
( 30 )
$34.99
$31.49
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$72.99
On Sale
Holley offers intake manifold hardware kits for a variety of Chevrolet engine applications from 1997 and up. The installation hardware is available in a silver or black finish.
Not Yet Reviewed
$54.39
$29.91
On Sale
Holley throttle body angle adapters resolve problems. The considerable angle of the LT intakes can cause issues routing inlet plumbing and clearance to aftermarket accessory brackets. These adapters level the throttle body for swap applications without changing the flow the GM design intended. Other four-bolt intakes with routing issues can also benefit from this adapter. Features and benefits of Holley throttle body angle adapters: * Billet aluminum construction * Maintains proper throttle body blade orientation * Eliminates drivability issues associated with inverting the throttle body * Allows clearance to aftermarket accessory brackets or other clearance and routing issues * No harness rerouting or extending required * Works with both truck and car LT intake bolt patterns * Works with all 4-bolt LS intake bolt patterns * Works with up to 95mm intakes and throttle body openings * Works with common LS and LT 104 x 70mm bolt pattern throttle bodies * Adapts common LS 104 x 70mm bolt pattern throttle bodies to LT 5.3L truck intakes * Works with Holley 92/95mm Hi-Ram and Mid-Ram intakes * Allows use of cable-operated and other throttle bodies on Gen V 5.3L intakes
( 5 )
$90.39
$81.35
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$109.95
On Sale
Holley EFI throttle body adapters are offered individually allowing you to select your components as you build your intake system. They work with a wide range of intake configurations and come in different sizes depending on your throttle body. Simplify the process of getting your intake system set up with Holley EFI throttle body adapters.
( 1 )
$92.19
$74.69
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$228.95
Are you having problems with your new intake accepting your throttle body? Edelbrock throttle body adapters allow you to use either your stock or aftermarket throttle body on Edelbrock intake manifolds.
( 1 )
$31.95
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$230.95
Ford Performance Parts GT350 throttle body adapters are manufactured from billet aluminum and include fasteners. These adapters allow you to mount the GT350 87mm throttle body on the Mustang GT intake manifold.
( 1 )
$116.99
Upgrade your air intake system with throttle body adapters from Granatelli Motor Sports to provide a smooth transition from the throttle body to the intake manifold for trouble-free operation. The adapters are precision machined from billet aluminum and include hardware to bolt adapter plate to the intake. Order the throttle body adapter designed for your application.
Not Yet Reviewed
$224.44
ICT Billet LS throttle body flanges assist you with your custom fabrications. When creating your own intake manifold these throttle body intake weld flanges come in handy. They are made from aerospace-grade 6061 T-6 billet aluminum.
Not Yet Reviewed
$34.99
Holley Sniper EFI sealing plates come with two gaskets, and are designed to eliminate any air turbulence between your throttle body and intake manifold. This turbulence generally presents itself in the form of a whistling noise. Each plate includes one open plenum and one 4-hole gasket. Order the model designed for your carburetor, then enjoy a quieter driving experience with an assist from Holley Sniper.
( 5 )
$46.87
ICT Billet throttle body adapter plates are made from aerospace-grade billet aluminum. They allow you to connect throttle body to intake or other components when mounting patterns, orientations, sizes, etc. don't match. Select the ICT throttle body adapter needed for your application.
Not Yet Reviewed
$34.99
Instant Rebate
Vibrant Performance Bosch DBW fuel injection throttle body to HD adapters ensure that you never again have to weld an HD clamp ferrule to your Bosch 82mm DBW throttle body. Each 6061 aluminum adapter comes with one HD clamp O-ring, two throttle body O-rings (-042), and four M6 x 1.0 long socket head cap screws. The clamps are available in multiple sizes.
( 2 )
$145.34
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$161.49
Holley Sniper EFI throttle body adapter plates will allow the use of a Sniper throttle body on a factory intake with a different size opening. The plates are constructed of billet aluminum for superior strength, anodized for protection, and available in different bore sizes to match Sniper throttle bodies. Order the model designed for your engine application.
( 1 )
$43.69
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$48.25
FAST throttle body adapter plate kits are designed to allow you to use a stock throttle body with a FAST intake, or a FAST throttle body with a stock intake. These throttle body adapters are constructed from durable aluminum and are offered for a choice of configurations.
( 4 )
$69.95
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