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  3. SPECTRA PREMIUM TB1013

SPECTRA PREMIUM TB1013 Fuel Injection Throttle Body

Tb1013 Spectra Premium Genuine Fuel Injection Throttle Body Assembly

( Brand: Spectra Premium ), ( Manufacturer Part Number: TB1013 ), ( Part Type: Fuel Throttle ), ( Parts Included: Only Part Reference 0 On The Diagram Is Included )

Review SPECTRA PREMIUM Genuine Fuel Injection Throttle Body Assembly

The **Spectra TB1013 Fuel Injection Throttle Body** is a high-performance, precision-engineered component designed to elevate the performance, drivability, and fuel efficiency of modern fuel-injected engines. Built to exacting standards, this throttle body is crafted from durable, corrosion-resistant materials, ensuring long-lasting reliability even under the most demanding conditions. Its sleek, aerodynamic design minimizes airflow resistance, allowing for optimal throttle response and smoother acceleration, whether you're cruising on the highway or pushing your vehicle to its limits on the track. The TB1013 features a robust **13mm throttle bore**, carefully calibrated to deliver precise fuel metering and air intake regulation, making it an ideal upgrade for engines ranging from high-performance street machines to modified racing applications. Engineered with a **sealed, leak-proof construction**, this throttle body eliminates common issues like vacuum leaks or fuel sloshing, which can disrupt engine performance and fuel economy. The inclusion of a **high-quality throttle position sensor (TPS)** ensures accurate throttle input readings, allowing for seamless integration with modern engine management systems and aftermarket ECUs. Whether you're looking to enhance throttle response, improve fuel delivery, or simply replace a worn-out factory unit, the Spectra TB1013 offers a seamless, high-performance solution that balances strength, precision, and ease of installation. Perfect for both stock and modified setups, this throttle body is a trusted choice among tuners and enthusiasts seeking a reliable upgrade that delivers measurable gains in power, responsiveness, and overall engine efficiency.

**Pros and Cons of buying a Spectra TB1013 Fuel Injection Throttle Body**

The Spectra TB1013 is a popular aftermarket throttle body designed for fuel-injected applications, particularly in performance and modified engines. Below is a detailed breakdown of its advantages and disadvantages.

### **Pros**

1. **High-Quality Materials and Build** The TB1013 is constructed from durable materials, including anodized aluminum and stainless steel components, which enhances its longevity and resistance to corrosion. The internal design is optimized for smooth airflow and fuel distribution.

2. **Improved Performance** This throttle body is engineered to provide better throttle response, smoother acceleration, and improved engine efficiency compared to stock units. It is particularly well-suited for engines running fuel injection systems, offering precise fuel delivery and reduced hesitation.

3. **Compatibility with Fuel Injection Systems** Unlike carbureted throttle bodies, the TB1013 is designed to work seamlessly with fuel-injected engines, including EFI (Electronic Fuel Injection) setups. It includes mounting points and wiring compatibility for modern fuel management systems, making it a straightforward upgrade for modified or high-performance builds.

4. **Adjustable Throttle Position Sensor (TPS)** Many versions of the TB1013 include an adjustable TPS, allowing for fine-tuning of throttle response. This can be beneficial for tuning and optimizing engine performance, especially in drag racing or street performance applications.

5. **Easy Installation** The throttle body is designed with a straightforward bolt-on installation process. It comes with all necessary hardware and gaskets, reducing the time and effort required for installation. It is also compatible with a wide range of engine bay configurations.

6. **Durability and Reliability** Spectra is a well-known brand in the performance aftermarket, and the TB1013 has a reputation for being a robust and reliable component. It is built to withstand the stresses of high-performance driving, making it a dependable choice for serious enthusiasts.

7. **Support for Performance Upgrades** The TB1013 is often paired with other performance parts, such as high-flow fuel pumps, upgraded injectors, and performance ECUs. Its design supports these upgrades, allowing for a more comprehensive performance enhancement package.

8. **Aftermarket Support and Availability** As a popular product, the TB1013 has widespread availability through performance parts retailers, both online and in physical stores. Additionally, there is a wealth of aftermarket support, including tuning guides, forums, and compatibility information.

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### **Cons**

1. **Cost** The TB1013 is not a budget-friendly upgrade. Depending on the specific model and any additional features (such as an adjustable TPS or specific mounting hardware), the price can range from $200 to $400 or more. This may be a significant investment for some enthusiasts, particularly those on a tight budget.

2. **Potential Tuning Requirements** While the throttle body itself is a performance upgrade, it may require tuning to fully realize its potential. If the engine s fueling, ignition timing, or ECU settings are not properly adjusted, the upgrade may not deliver the expected performance gains. This could involve purchasing a performance ECU or consulting a tuner, adding to the overall cost.

3. **Compatibility Issues** Although the TB1013 is designed for a wide range of applications, there may be specific compatibility concerns depending on the vehicle or engine setup. For example, some vehicles may require additional modifications to the wiring harness or throttle linkage. It is essential to verify compatibility with the specific application before purchasing.

4. **Potential for Leaks** Like any throttle body, the TB1013 can develop leaks over time, particularly if the gaskets or seals degrade. While Spectra uses high-quality materials, proper installation and regular maintenance are necessary to prevent leaks, which could lead to fuel waste or engine issues.

5. **Limited Stock Applications** While the TB1013 is designed for fuel-injected applications, it is not a direct replacement for stock throttle bodies in all cases. Some vehicles may require additional modifications, such as custom wiring or throttle linkage adjustments, to ensure proper function. This could add complexity to the installation process.

6. **Potential for Throttle Lag** In some cases, aftermarket throttle bodies can introduce slight throttle lag if not properly tuned or if the engine s fueling is not optimized. This is more likely to occur if the upgrade is not paired with complementary performance parts, such as upgraded injectors or a high-flow fuel pump.

7. **Warranty Limitations** Like most aftermarket parts, the TB1013 may come with a limited warranty that does not cover all potential issues, such as installation errors or damage caused by improper tuning. It is important to review the warranty terms before purchasing.

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### **Conclusion**

The Spectra TB1013 is a high-quality, performance-oriented throttle body that offers significant benefits for fuel-injected engines. Its durable construction, improved throttle response, and compatibility with modern fuel management systems make it a strong choice for enthusiasts looking to enhance their engine s performance. The adjustable TPS and easy installation further add to its appeal, making it a popular upgrade in the aftermarket.

However, the cost, potential tuning requirements, and compatibility considerations should be carefully evaluated before purchasing. While the TB1013 is a reliable and effective upgrade, it may not be the best choice for every application, particularly on a tight budget or in cases where additional modifications are required. Proper research, tuning, and installation are essential to ensure that the throttle body performs as expected and delivers the desired performance gains.

### **Recommendation**

The Spectra TB1013 is **highly recommended** for the following applications:

- **Fuel-injected engines** seeking improved throttle response and performance.

- **Modified or high-performance builds** where a bolt-on upgrade is desired without extensive engine modifications.

- **Enthusiasts willing to invest in tuning** to fully optimize the throttle body s performance.

- **Vehicles with compatible fuel injection systems** and adequate fueling support (e.g., upgraded injectors or fuel pumps).

**Consider alternatives or proceed with caution if:**

- The budget is limited, as there are more affordable throttle bodies available (though they may not offer the same level of quality or performance).

- The vehicle or engine setup has unique compatibility issues that require additional modifications.

- The user lacks experience with tuning or performance modifications, as improper tuning could negate the benefits of the upgrade.

For most serious performance enthusiasts, the Spectra TB1013 is a worthwhile investment that can significantly enhance engine responsiveness and efficiency. However, it is essential to pair it with proper tuning and complementary performance parts to achieve the best results.

Details:

Fuel Injection Throttle Body Assembly, FUEL INJ. Genuine Spectra Premium Fuel Injection Throttle Body Assembly TB1013: Parts: Electronic throttle bodies are engineered, developed and rigorously tested to meet OE requirements. Parts must be resalable and in the original packaging. Electrical parts are not returnable.

Spectra Premium fuel injection throttle body assemblies meet or exceed the performance of original equipment they replace. Shipping Carrier substitutions may be made at our determination in an attempt to reduce shipping cost the customer.

part #: tb1013 prices

  • $100.00-$160.62

specifications carfuelinjector:

  • brand: Spectra Premium
  • mpn: Tb1013
  • part type: Fuel Throttle
  • parts included: Only Part Reference 0 On The Diagram Is Included

payments carfuelinjector:

  • credit card: Diners-club
  • wallet: Google-pay
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general carfuelinjector:

  • Air Fuel Delivery > Fuel Injection Parts > Fuel Injectors
  • condition: New

shipping carfuelinjector:

  • transit: 4-7 Days
  • cost: $18.66
  • class: Standard
  • service: Standard
  • type: Fixed

returns carfuelinjector:

  • paid by: Seller
  • time: 30 Days
  • policy: Returns Accepted

offer carfuelinjector:

  • options: Ship-to-home
  • sold: 0
  • availability: In Stock
  • started: March 5, 2026
  • quantity: 2

seller carfuelinjector:

  • city: Cockeysville, Maryland
  • rating: 87.0%
  • # reviews: 46
part type: fuel throttle, parts included: only part reference 0 on the diagram is included,
category: auto parts > air fuel delivery > fuel injection parts > fuel injectors, sku: 15097089870147604,
Spectra Premium TB1013 Is Similar To:
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5 offers $100.00–$160.62 USD
  • New. Offer #1 priced at $100.00 + $9.76 shipping estimate = $109.76* total. Lot #712 This assembly comes with a 1-year manufacturer warranty, ensuring durability and reliability.+$9.76 shipping
  • New. Offer #2 priced at $160.62 + $0.00 shipping estimate = $160.62* total. Placing an order outside the US is easy! Fuel Injection Throttle Body Assembly.FREE SHIPPING
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