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Use Holley intake manifold gaskets for the reliable sealing of your manifold. They are made using popular materials and construction styles, such as composition and Kormetal, for many popular engines.
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$57.29
Holley intake manifold studs are made of high-quality steel construction for long-lasting durability and performance. They are designed to be used with Holly Hi-Ram style intake systems to give them peak performance. If you have a new Hi-Ram system you're throwing in your ride, make sure you don't forget to grab a set of these Holley intake manifold studs.
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$75.05
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$88.39
On Sale
Holley upper to lower intake manifold gaskets provide reliable sealing of your manifold. They're made using premium materials and configured to fit a variety of port styles. Order the replacement gasket recommended for your intake manifold application.
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$56.19
$50.55
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
$51.39
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$93.89
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
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$90.39
$81.35
On Sale
Holley Sniper EFI cable bracket kits are designed to align the throttle cable and provide the most direct route, which will eliminate any binding. The brackets are constructed from high-quality billet aluminum and available in different finishes to match the intake manifold. All necessary mounting hardware is included. Order the kit recommended for your year/make and engine size.
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$74.99
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.
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$92.19
$74.69
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$82.95
Holley fuel injection connector kits are your EFI multi-port connectors. Complete connector and pin kits are available for Holley MPFI and Stealth Ram Power Pack kits. Includes connector and pins for: * Manifold Absolute Pressure (MAP) sensor * Idle Air Control (IAC) sensor * Throttle Position Sensor (TPS) * Coolant Temperature Sensor (CTS) * Air Intake Temperature (AIT) sensor
Not Yet Reviewed
$56.25
On Sale
Holley Sniper throttle body spacers provide additional clearance. Topping a Sniper EFI fabricated intake manifold with your stock throttle body may mean that a little more room is needed for proper operation. These spacers will do the trick. They can also be used with stock manifolds to provide additional horsepower and throttle response. Holley Sniper throttle body spacers are machined from billet aluminum (with different finishes) and include O-rings with hardware. Order the model recommended for your vehicle application.
Not Yet Reviewed
$105.95
$58.95
On Sale
Holley EFI Terminator X fuel injectors feature a precision lapped disc valve, high-quality brass windings, and high-temperature O-rings. These injectors provide excellent linearity with no discernible "bounce" at low pulse widths as commonly found in other injectors. With a wide variety of fuel flow offerings from 42 lb./hr. to 220 lb./hr. you are sure to find an injector that matches your non-emissions-controlled application. Holley EFI Terminator X fuel injectors can also be used with any ECU that utilize high-impedance fuel injector drivers. Features: * PICO/EV6-style performance injectors are sold individually or in a set of 8 * High impedance for use with saturated drivers * Rated injector flow 220 lb./hr. at 43 psi of base fuel pressure * USCAR injector connector * 40mm O-ring to O-ring length * Compatible with many OEM LS intake manifolds * Easy to install in any Holley EFI Hi-Ram intake, using Holley fuel rail adapter kit
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$92.19
$64.15
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$82.95
Holley Commander 950 air temperature sensors are designed as direct replacements for those in your Commander 950 fuel injection system. They screw into the intake plenum.
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$57.49
On Sale
Holley air cleaner assemblies prevent debris from entering your air intake system—and look fantastic beneath your hood! These economical units are available in 2, 3, and 4-barrel fitments, as well as a variety of heights, shapes, diameters, materials, and finishes. The cleaners utilize an open element design, with a paper or washable cotton gauze filter included. Steel components are offered in a chrome plated or black powdercoat finish. Enhance your vehicle's airflow with a stylish Holley air cleaner assembly.
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$76.45
$54.35
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$83.45
On Sale
Holley LS steam vent kits prevent hot spots or overheating. Designed to eliminate trapped air and steam from your engine, these complete kits are available to plumb your engine and include the appropriate hose and hose ends to make installation a breeze. They are more attractive than the OEM lines and offer increased flexibility when using aftermarket intakes and other accessories on your performance vehicle. Holley LS steam vent kits may feature: * Adjustable pivoting steam vent adapters * Black push-on or stainless braided Speed-Flex hose and hose ends * Available in front or 4-corner plumbing options
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$62.45
Want to make the switch from the original Sniper EFI to Sniper 2 and don't want to rewire your system? This harness is designed to do exactly that! The Holley Sniper adapter harness is a plug-and-play solution to connect your existing Sniper 1 wiring harness to a Sniper 2 throttle body! It can be used with any Sniper 2 system that is not equipped with a power distribution module (PDM). Simply remove your Sniper EFI throttle body from the intake manifold, unplug all of the connectors, and plug the Sniper EFI 2 adapter harness into your existing main harness. Cycle your ignition key, run a fresh wizard on the display of your choosing, and enjoy the benefits of Sniper EFI 2. Make the switch to Sniper 2 in minutes! Sniper EFI 2 is a high performance electronic fuel injection system designed for a wide range of engines and horsepower goals. It provides improved engine performance, better fuel efficiency, and easier starting, making it the perfect upgrade for any enthusiast looking to take their ride to the next level. With its easy installation and advanced technology, the Sniper EFI 2 is the ultimate fuel injection system for any conventional V8 engine. Features: * Update your Sniper 1 to Sniper 2 in less than an hour: One-step, plug-and-play upgrade from your existing Sniper EFI install to a Sniper 2 throttle body * Eliminates the need to rewire your existing Sniper EFI installation * The wiring harness included with the Sniper 2 kit will not be used. This adapter is intended to be used with the original Sniper EFI wiring harness and new Sniper 2 EFI throttle body Sniper 2 EFI benefits: * (NEW) Next Generation ECU features improved RF noise and interference resistance (stands up to old car wiring, noisy alternators, faulty plug wires)  * (NEW) "Hidden Harness" wiring harnesses exit from the rear of throttle body for a clean appearance  * (NEW) Inputs and outputs consist of: 2x ground inputs, 2x ground outputs, 1x TPS output (0-5 V) and 1x tach output  * (NEW) Next Generation mil-spec style M8 positive lock connector for CAN1 and CAN2 provides the latest in CAN bus technology for a simple yet robust connection 
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$56.09
On Sale
Holley carburetor adapters make intake, carburetor, or throttle body changes a snap. They're available in a variety of bolt patterns to accommodate a large number of combinations.
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$108.95
$98.05
On Sale
Holley Sniper EFI fuel injectors provide excellent linearity with no discernible "bounce" at low pulse widths, as commonly found in other injectors. They feature a precision-lapped disc valve, high-quality brass windings, and high-temperature O-rings. Order a set of eight Holley Sniper EFI performance fuel injectors for use with your Holley EFI intake manifold. Features: * PICO/EV6-style performance injectors * High impedance (12.2 ohms) for use with saturated drivers * Rated injector flow: 36 lbs./hr. at 43 psi * Supports up to 575 hp (maximum) * Tri-cone spray pattern * Not intended as service injectors for Sniper EFI TBI product line
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$86.95
$78.25
On Sale
Holley Sniper EFI dual-quad linkage kits will allow you to get your 2 x 4 Sniper EFI throttle linkage adjusted properly on virtually any 2 x 4 intake manifold, or supercharger! Made from high-quality materials, these kits include two heim joint rod ends, one left hand thread and one right hand thread, three universal rods, and the necessary nuts, washers, and bolts. Features and specs include: * Universal length adjustable linkage rods allow you to properly tune your 2 x 4 Sniper throttle for virtually all intake manifold configurations * Rod lengths: 8, 7.25, and 5 in. * Rod thread pitch: 10-32, right and left hand thread
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$86.95
$78.25
On Sale
Holley offers replacement air filter elements for a wide range of applications. They're available in different sizes, shapes, and filter materials—including paper and gauze. Keeping clean, cool air flowing through your intake is important for engine performance. When your current element is ready to be retired, order the Holley replacement model designed to fit your application.
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$87.95
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$105.95
Holley secondary adjusting lever kits allow easy adjustment of the secondary throttle blade idle setting of Holley 4150 series mechanical secondary carburetors without having to remove the carburetor from the intake manifold. They are made of steel and feature a durable gold iridited finish.
( 7 )
$87.95
Holley carburetor insulator gaskets are top notch when it comes to eliminating the heat transfer from your intake to your carb. These phenolic, heavy-duty gaskets also come with carb studs for a quick and easy installation.
( 7 )
$79.95
On Sale
Holley throttle cable brackets are a nice finishing touch for street rods, street machines, or street/strip cars and trucks. The brackets are available in a variety of mounting styles, and for use with nearly a dozen carburetor models. Brackets for fuel injection style applications are also offered. Choose from among materials and finishes like anodized aluminum and chrome or plated steel. These throttle cable accessories can be ordered for universal or carb-specific replacement.
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$59.25
$53.35
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