HomeSpectra TB1050 Fuel Injection Throttle Body Assembly - Right
Part #: TB1050

Spectra TB1050 Fuel Injection Throttle Body Assembly - Right

Right
78 vehicles fit this part
Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Nissan and INFINITI, 370Z, Q70, Q70L, Q50, Q60, QX50, QX70, Q40, EX37, FX37, G37, M35h, M37, EX35, FX35, M35, 350Z, and G35
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Overview of Spectra TB1050 Fuel Injection Throttle Body Assembly

The Spectra TB1050 Fuel Injection Throttle Body Assembly is designed for precise air and fuel delivery in select Infiniti and Nissan vehicles. Engineered to meet OEM specifications, this throttle body assembly ensures reliable performance for models such as the Infiniti G35, Q50, and Nissan 370Z.

  • Compatible with Infiniti and Nissan models including 350Z, 370Z, G35, G37, Q50, Q60, FX35, FX37, and more
  • Direct replacement for factory throttle body assemblies
  • Manufactured to meet strict quality and fitment standards
  • Part number TB1050 for accurate identification and ordering
  • Supports optimal engine air intake and fuel injection control

Detailed Product Description

The Spectra TB1050 throttle body assembly plays a critical role in the fuel injection system by regulating the amount of air entering the engine. This component is essential for maintaining proper air-fuel mixture, which directly impacts engine efficiency and emissions. Designed specifically for a range of Infiniti and Nissan vehicles, including the Infiniti EX35, Q70L, and Nissan FX35, this throttle body assembly ensures compatibility and reliable operation. The part number TB1050 corresponds to a unit that meets or exceeds OEM standards, providing a dependable replacement option for vehicles experiencing throttle body issues.

Common Applications and Issues Addressed

  • Resolves rough idling and engine stalling caused by faulty throttle body operation
  • Addresses poor acceleration and throttle response problems
  • Fixes check engine light triggers related to throttle position sensor errors
  • Eliminates hesitation or surging during acceleration
  • Restores proper air intake control for improved fuel efficiency

Installation Notes and Tips

  • Ensure vehicle compatibility by verifying make and model against the fitment list
  • Disconnect the battery before installation to prevent electrical issues
  • Clean the throttle body mounting surface prior to installation for a secure fit
  • Follow manufacturer torque specifications when securing the assembly
  • After installation, perform a throttle body relearn procedure if required by the vehicle’s ECU

Quality Assurance and Warranty

Manufactured by Spectra, the TB1050 throttle body assembly undergoes rigorous quality control to ensure durability and performance. This part is built to meet OEM specifications for fit, form, and function. While specific warranty details may vary, Spectra products typically include a limited warranty covering defects in materials and workmanship. Refer to the product documentation for exact warranty terms.

This part fits 78 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2020Nissan370Z3.7LV6Right
2019INFINITIQ703.7LV6Right
2019INFINITIQ70L3.7LV6Right
2019Nissan370Z3.7LV6Right
2018INFINITIQ503.5LV6Right
2018INFINITIQ703.7LV6Right
2018INFINITIQ703.5LV6Right
2018INFINITIQ70L3.7LV6Right
2018Nissan370Z3.7LV6Right
2017INFINITIQ503.5LV6Right
2017INFINITIQ603.0LV6Right
2017INFINITIQ602.0LL4Right
2017INFINITIQ703.7LV6Right
2017INFINITIQ703.5LV6Right
2017INFINITIQ70L3.7LV6Right
2017INFINITIQX503.7LV6Right
2017INFINITIQX703.7LV6Right
2017Nissan370Z3.7LV6Right
2016INFINITIQ503.5LV6Right
2016INFINITIQ603.7LV6Right
2016INFINITIQ703.7LV6Right
2016INFINITIQ703.5LV6Right
2016INFINITIQ70L3.7LV6Right
2016INFINITIQX503.7LV6Right
2016INFINITIQX703.7LV6Right
2016Nissan370Z3.7LV6Right
2015INFINITIQ403.7LV6Right
2015INFINITIQ503.7LV6Right
2015INFINITIQ503.5LV6Right
2015INFINITIQ603.7LV6Right
2015INFINITIQ703.7LV6Right
2015INFINITIQ703.5LV6Right
2015INFINITIQ70L3.7LV6Right
2015INFINITIQX503.7LV6Right
2015INFINITIQX703.7LV6Right
2015Nissan370Z3.7LV6Right
2014INFINITIQ503.7LV6Right
2014INFINITIQ503.5LV6Right
2014INFINITIQ603.7LV6Right
2014INFINITIQ703.7LV6Right
2014INFINITIQ703.5LV6Right
2014INFINITIQX503.7LV6Right
2014INFINITIQX703.7LV6Right
2014Nissan370Z3.7LV6Right
2013INFINITIEX373.7LV6Right
2013INFINITIFX373.7LV6Right
2013INFINITIG373.7LV6Right
2013INFINITIM35h3.5LV6Right
2013INFINITIM373.7LV6N/A
2013Nissan370Z3.7LV6Right
2012INFINITIEX353.5LV6Right
2012INFINITIFX353.5LV6Right
2012INFINITIG373.7LV6Right
2012INFINITIM35h3.5LV6Right
2012INFINITIM373.7LV6N/A
2012Nissan370Z3.7LV6Right
2011INFINITIEX353.5LV6Right
2011INFINITIFX353.5LV6Right
2011INFINITIG373.7LV6Right
2011INFINITIM373.7LV6Right
2011Nissan370Z3.7LV6Right
2010INFINITIEX353.5LV6Right
2010INFINITIFX353.5LV6Right
2010INFINITIG373.7LV6Right
2010INFINITIM353.5LV6Right
2010Nissan370Z3.7LV6Right
2009INFINITIEX353.5LV6Right
2009INFINITIFX353.5LV6Right
2009INFINITIG373.7LV6Right
2009INFINITIM353.5LV6Right
2009Nissan350Z3.5LV6Right
2009Nissan370Z3.7LV6Right
2008INFINITIEX353.5LV6Right
2008INFINITIG353.5LV6Right
2008INFINITIG373.7LV6Right
2008Nissan350Z3.5LV6Right
2007INFINITIG353.5LV6Right
2007Nissan350Z3.5LV6Right

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

100816119JK20B16119JK20D670017977819ETB0008S20056XTP670017

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.