Description
The FiTech Brilliant Nemesis MAP Universal 4500 4BBL Throttle Body (30037) is a high-performance component engineered to significantly enhance the airflow and responsiveness of your engine. Designed with a focus on maximizing potential, this throttle body is ideal for enthusiasts seeking to optimize their vehicle’s performance. Constructed from polished billet aluminum, it not only delivers exceptional durability but also adds a touch of visual appeal under the hood. Featuring a multi-port injection (MPI) style and a substantial airflow rating of 1820 CFM, the Nemesis 4500 is built to feed high-demand engines. This unit comes complete with essential sensors, including a Throttle Position Sensor (TPS) and an Idle Air Control (IAC) motor, facilitating a smoother installation process. While injectors are not included, the design is ready to integrate with your chosen fuel injection system.
KEY FEATURES AND BENEFITS:
- High Airflow Capacity: With an impressive 1820 CFM rating, this throttle body ensures your engine receives the necessary air for optimal combustion, particularly beneficial for high-horsepower applications.
- Multi-Port Injection Ready: Designed specifically for multi-port injection systems, allowing for precise fuel delivery to each cylinder, contributing to improved efficiency and power.
- Durable Billet Aluminum Construction: The use of billet aluminum provides exceptional strength and resistance to wear, ensuring the longevity of the throttle body even under demanding conditions.
- Enhanced Throttle Response: The large bore and efficient design contribute to a noticeable improvement in throttle response, providing a more engaging driving experience.
- Polished Finish: The polished aluminum finish adds a premium look to the engine bay, complementing other performance parts.
- Includes Essential Sensors: Comes equipped with a Throttle Position Sensor (TPS) and an Idle Air Control (IAC) motor, which are critical for the engine management system to function correctly.
- Universal Fitment: Designed to be compatible with a wide range of vehicles, offering versatility for various project builds.
SPECIFICATIONS:
- Brand: FiTech Fuel Injection
- Manufacturer’s Part Number: 30037
- Product Line: Nemesis 4500 Throttle Bodies
- Throttle Body Style: Multi-port injection, MPI
- Throttle Body Actuation: Cable
- Venturi Quantity: 4
- Venturi Diameter: 58.40mm
- Airflow Rate: 1,820 cfm
- TPS Sensor Included: Yes
- IAC Motor Included: Yes
- Gaskets Included: Yes
- Hardware Included: Yes
- Injectors Included: No
- Throttle Body Material: Billet aluminum
- Throttle Body Color: Polished
- Remanufactured: No
- Compatibility: Universal
HOW TO USE:
- Preparation: Ensure the engine is off and cool. Gather all necessary tools and the FiTech 30037 Throttle Body. Refer to your vehicle’s service manual for specific instructions related to throttle body removal and installation.
- Remove Existing Throttle Body (if applicable): Carefully disconnect the existing throttle body, including any electrical connectors, vacuum lines, and the throttle cable. Note the orientation of these connections for reassembly.
- Install the FiTech 30037: Position the new throttle body onto the intake manifold. Use the included gaskets and hardware to secure it in place. Tighten the bolts to the manufacturer’s recommended torque specifications to ensure a proper seal.
- Connect Sensors: Attach the Throttle Position Sensor (TPS) and Idle Air Control (IAC) motor connectors to the corresponding ports on the FiTech 30037. Ensure the connections are secure.
- Reconnect Throttle Cable: Reattach the throttle cable to the new throttle body linkage, ensuring proper tension and operation.
- Reconnect Vacuum Lines (if applicable): If your application requires vacuum lines to be connected to the throttle body, reattach them according to the notes taken during removal.
- Final Checks: Double-check all connections, ensuring everything is secure and properly installed.
- Initial Startup: Start the engine and allow it to idle. Check for any leaks or unusual noises. Monitor the engine’s performance and make any necessary adjustments as per the manufacturer’s recommendations or your engine management system’s requirements.
BENEFITS OF USING THE FITECH BRILLIANT NEMESIS MAP UNIVERSAL 4500 4BBL THROTTLE BODY (30037):
- Increased Horsepower and Torque: The enhanced airflow provided by this throttle body can contribute to a noticeable increase in engine power and torque output, leading to improved acceleration and overall performance.
- Improved Throttle Response: The large venturi and efficient design allow for quicker and more precise throttle response, enhancing the driving experience.
- Optimized Air/Fuel Ratio: When paired with a compatible fuel injection system, the increased airflow allows for more precise fuel metering, contributing to optimal air/fuel ratios and potentially improved fuel efficiency.
- Enhanced Engine Performance: By allowing the engine to breathe more freely, the Nemesis 4500 can contribute to smoother engine operation and improved overall performance across the RPM range.
- Aesthetic Upgrade: The polished billet aluminum construction provides a visually appealing upgrade to the engine bay.
- Reliable Performance: Built with high-quality materials and designed for performance, this throttle body offers reliable operation even under demanding conditions.
FEATURES:
- Four Venturi Design: Optimizes airflow distribution for enhanced engine breathing.
- Large 58.40mm Venturi Diameter: Maximizes the volume of air entering the engine.
- Cable Actuation: Provides a direct and responsive connection between the throttle pedal and the throttle body.
- Integrated TPS and IAC: Simplifies installation and ensures compatibility with engine management systems.
- Billet Aluminum Construction: Offers superior strength and durability compared to cast alternatives.
- Universal Application: Designed to fit a wide variety of engine setups.
- Gaskets and Hardware Included: Facilitates a straightforward installation process.





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