CARDONE NEW SX-Z73K Fuel Injection Throttle Body Air Ac
fits model: Es350. make: Lexus. year: 2007–2018.
( Brand: Cardone New ), ( Manufacturer Part Number: SX-Z73K ), ( Type: Fuel Injection Throttle Body ), ( Item Weight: 2.6000 ), ( Item Height: 5.380 ), ( Item Length: 8.000 ), ( Item Width: 6.060 ), ( Ipn: C239 11-63 ), ( Placement On Vehicle: Air Fuel Delivery Fuel Injection System ), ( Compatible Year: 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 2008 2007 ), ( Core Charge: Free No Core Charge ), ( Fitment Type: Direct Replacement ), ( Bundle Description: 1 Pc Genuine Cardone Fuel Injection Throttle Body )
Review CARDONE NEW Fuel Injection Throttle Body Lexus Air Delivery Ac fits ES350 2007–2018
The **Cardone SX-Z73K Fuel Injection Throttle Body** is a high-performance, direct-fit replacement designed specifically for the **2007 2018 Lexus ES350** with the **2GR-FE engine**, ensuring optimal airflow and throttle response while maintaining factory compatibility. Engineered with precision, this throttle body features a **high-quality stainless steel construction** and a **durable plastic housing**, providing superior durability and resistance to wear, corrosion, and heat degradation critical factors for maintaining consistent performance under demanding driving conditions. The SX-Z73K incorporates a **smooth, linear throttle plate** that minimizes turbulence and maximizes airflow efficiency, delivering a more responsive and engaging driving experience. Unlike aftermarket alternatives that may compromise fitment or functionality, this throttle body is meticulously crafted to replicate the original equipment manufacturer (OEM) design, ensuring seamless integration with the engine s fuel injection system and electronic throttle control (ETC) module. Whether you're upgrading for improved throttle response, restoring stock performance after modifications, or addressing wear from high-mileage operation, this throttle body offers a reliable, cost-effective solution that enhances both power delivery and drivability. Built to meet or exceed OEM specifications, the Cardone SX-Z73K is an ideal choice for enthusiasts seeking a balance of performance, longevity, and ease of installation.
**Pros and Cons of buying a Cardone SX-Z73K Fuel Injection Throttle Body for a 2007 2018 Lexus ES350 with Air Conditioning**
### **Pros**
1. **Improved Performance** The SX-Z73K is a high-performance throttle body designed to enhance airflow and throttle response, which can lead to better acceleration and engine efficiency. This is particularly noticeable in vehicles with stock throttle bodies that may restrict airflow.
2. **Better Throttle Response** The upgraded throttle body reduces lag, allowing for quicker and more precise throttle control, which can be beneficial for both daily driving and spirited acceleration.
3. **Compatibility with Modifications** If you plan to add other performance upgrades (such as a tune, turbo, or upgraded intake), the SX-Z73K provides a solid foundation for improved airflow and better integration with aftermarket components.
4. **Durability and Quality** Cardone is a well-regarded brand in the performance aftermarket, known for producing reliable and high-quality throttle bodies that can withstand the stresses of aggressive driving.
5. **Potential Fuel Efficiency Gains** In some cases, a more efficient throttle body can help optimize fuel delivery, leading to slight improvements in fuel economy, especially if the original throttle body was restricting airflow.
6. **Easier Installation** The SX-Z73K is designed to be a drop-in replacement for the stock Lexus throttle body, meaning it can often be installed without major modifications to wiring or harnesses, though some tuning may be required.
7. **Supports Air-Conditioned Applications** Unlike some throttle bodies that may struggle with heat or humidity, the SX-Z73K is designed to perform reliably in all conditions, including those with active air conditioning.
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### **Cons**
1. **Requires a Tune for Optimal Performance** Installing a throttle body alone will not fully optimize engine performance. You will need a custom tune (preferably from a professional tuner) to adjust fuel delivery, ignition timing, and other parameters to match the increased airflow. Failure to tune properly can lead to rough idling, stalling, or even engine damage.
2. **Potential for Increased Heat** Throttle bodies generate heat, especially under heavy throttle or in high-performance applications. If not properly cooled (e.g., with an intercooler or additional airflow), this can lead to reduced longevity or performance degradation over time.
3. **Cost of Additional Modifications** While the throttle body itself is a worthwhile upgrade, achieving the full benefits may require investing in other components, such as:
- A performance tune (can cost $100 $300 ).
- Upgraded intake or exhaust systems.
- Cooling solutions (e.g., intercooler, radiator upgrades).
- Fuel system upgrades (e.g., upgraded fuel pump, injectors, or fuel rail).
4. **Risk of Voiding Warranty** If your Lexus is still under warranty, installing an aftermarket throttle body may void certain coverage, especially if the manufacturer considers it a "non-OEM" modification.
5. **Learning Curve for Tuning** If you attempt to tune the vehicle yourself, improper adjustments can lead to drivability issues, reduced fuel economy, or even engine damage. Professional tuning is highly recommended.
6. **Potential for Overcomplication** For a vehicle that is primarily used for daily commuting, the benefits of a throttle body upgrade may not justify the cost and effort unless you are actively pursuing performance gains.
7. **Compatibility with Stock ECU Limitations** Some Lexus ECUs (especially older ones) may struggle to fully optimize performance with a larger throttle body without extensive tuning. This can limit the gains you see compared to what s possible with a modern, high-performance tune.
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### **Conclusion**
The **Cardone SX-Z73K throttle body is a solid upgrade** for a 2007 2018 Lexus ES350, particularly if you are looking to enhance throttle response, airflow, and overall performance. It is a reliable product from a trusted manufacturer and can serve as a foundation for further modifications. However, it is not a "plug-and-play" solution it requires a tune to unlock its full potential, and additional upgrades may be necessary for optimal results.
If you are serious about performance tuning your ES350 and willing to invest in the proper supporting modifications (tune, cooling, fuel system upgrades), the SX-Z73K is a worthwhile purchase. For casual drivers or those who only want minor improvements, the benefits may not outweigh the cost and effort.
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### **Recommendation**
- **Buy the SX-Z73K if:**- You are committed to a performance build and plan to invest in a tune and other supporting upgrades.
- You want quicker throttle response and improved airflow for daily driving or spirited acceleration.
- You are comfortable with the process of tuning and maintaining a modified vehicle.
- **Avoid or reconsider if:**- You are not willing to invest in a professional tune or additional modifications.
- Your primary goal is reliability and longevity without performance gains.
- You are concerned about voiding warranty coverage or complicating maintenance.
**Final Suggestion:** Pair this purchase with a reputable tuner (such as JB4, Haltech, or a local Lexus specialist) to ensure the throttle body is properly integrated into your vehicle s system. If you are new to tuning, start with smaller, less invasive modifications before committing to a throttle body swap.
Details:
Cardone Fuel Injection Throttle Body for 2007 - 2018 Lexus ES350 Air Delivery ac: Status: In Stock.
part #: sxz73k price
- $439.55
specifications carfuelinjector:
- for models: Es350
- for makes: Lexus
- for years: 2007-2018
- brand: Cardone New
- mpn: Sx-z73k
- type: Fuel Injection Throttle Body
- item weight: 2.6000
- item height: 5.380
- item length: 8.000
- item width: 6.060
- ipn: C239 11-63
- placement on vehicle: Air Fuel Delivery Fuel Injection System
- compatible year: 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 2008 2007
- core charge: Free No Core Charge
- fitment type: Direct Replacement
- bundle description: 1 Pc Genuine Cardone Fuel Injection Throttle Body
payments carfuelinjector:
- other
- wallet: Google-pay
- credit card: Visa
offer carfuelinjector:
- started: March 29, 2026
- quantity: 1
- options: Ship-to-home
- availability: In Stock
- sold: 0
seller carfuelinjector:
- city: Indianapolis, Indiana
- rating: 99.6%
- # reviews: 638705
shipping carfuelinjector:
- cost: $0.00
- class: Standard, Expedited
- transit: 4-6 Days
- type: Fixed
- service: Standard, Expedited
general carfuelinjector:
- Air Fuel Delivery > Fuel Injection Parts > Fuel Injectors
- condition: New
returns carfuelinjector:
- policy: Returns Accepted
- time: 30 Days
- paid by: Seller
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