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Throttle Body 16400-RNB-A01 Fit For 2006-2011 HONDA CIVIC R18 1.8L DX EX

Throttle Body 16400-RNB-A01 Fit For 2006-2011 HONDA CIVIC R18 1.8L DX EX is a direct-fit replacement part designed for 8th-gen Honda Civics. Priced at $78.33, it ensures precise airflow control for optimal engine performance and fuel efficiency during repairs or upgrades.

$78.33

● In stock

Buy at Lab Work Auto →

Price and availability may change. Click to see current details on Lab Work Auto.

Key features

  • Exact Fit — 2006–2011 Honda Civic 1.8L R18 only
  • OEM Replacement — Matches factory specifications
  • Direct Installation — No tuning or modifications needed
  • Durable Construction — Resists heat and wear
  • Improved Airflow — Smooth throttle and stable idle
  • Part Number 16400-RNB-A01 — Also listed as 16400RNBA01
  • SKU F8-017153 — Sold by Lab Work Auto

Pros

  • +Precise fit for specified models
  • +No ECU reprogramming typically required
  • +New unit avoids carbon buildup issues
  • +Affordable compared to dealership parts
  • +Reliable performance from day one
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Cons

  • Only fits R18 1.8L engines — not universal
  • May require basic mechanical tools for install

About Throttle Body 16400-RNB-A01 Fit For 2006-2011 HONDA CIVIC R18 1.8L DX EX

What is Throttle Body 16400-RNB-A01 Fit For 2006-2011 HONDA CIVIC R18 1.8L DX EX?

This throttle body is an OEM-spec replacement component engineered specifically for 2006–2011 Honda Civic models equipped with the R18 1.8L inline-4 engine. It regulates the amount of air entering the engine based on driver input through the accelerator pedal, playing a critical role in engine responsiveness, idle stability, and fuel economy. Designed as a direct fit, it installs without modification and is ideal for restoring proper engine function in vehicles experiencing rough idling, poor acceleration, or check engine lights related to airflow issues.

Key features

  • Exact Fit — Compatible with 2006–2011 Honda Civic 1.8L R18 engines only.
  • OEM Replacement — Matches original specifications for reliable performance.
  • Direct Installation — No modifications or tuning required post-install.
  • Durable Construction — Built to withstand engine heat and long-term use.
  • Improved Airflow — Ensures smooth throttle response and stable idle.
  • Part Number — 16400-RNB-A01 (also listed as 16400RNBA01).
  • SKU — F8-017153, sold by Lab Work Auto.

Who is Throttle Body 16400-RNB-A01 Fit For 2006-2011 HONDA CIVIC R18 1.8L DX EX for?

This part is ideal for Honda Civic owners and DIY mechanics maintaining 8th-generation Civics. It suits those replacing a faulty throttle body due to carbon buildup, electrical faults, or mechanical wear. Professional technicians and home garages alike will appreciate its plug-and-play design, making it accessible for intermediate-level repairs without needing advanced tuning tools.

How does Throttle Body 16400-RNB-A01 Fit For 2006-2011 HONDA CIVIC R18 1.8L DX EX compare?

Unlike universal or aftermarket throttle bodies that may require calibration or adapters, this unit delivers exact OEM compatibility. It outperforms generic replacements in reliability and fitment accuracy, avoiding the need for ECU reprogramming in most cases. Compared to rebuilding a used unit, this new throttle body offers longer service life and consistent performance right out of the box.

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Best use cases

  • Replacing a failing OEM throttle body
  • Fixing rough idle or hesitation issues
  • Restoring fuel efficiency and response
  • 8th-gen Civic engine maintenance
  • DIY repair for home mechanics
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Is Throttle Body 16400-RNB-A01 Fit For 2006-2011 HONDA CIVIC R18 1.8L DX EX right for you?

This throttle body is best for Honda Civic owners with 2006–2011 models needing a reliable, direct-fit replacement. Ideal for intermediate DIYers with basic hand tools and mechanical knowledge. Not recommended for other engines or models. Consider this over used units or non-OEM alternatives for better longevity and compatibility.

How it compares: Compared to rebuilt or used throttle bodies, this new unit offers superior reliability and fit. It avoids the calibration issues common with universal aftermarket parts, delivering OEM-level performance at a fraction of dealer cost.

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Frequently Asked Questions

What vehicles fit the 16400-RNB-A01 throttle body?

This throttle body fits 2006–2011 Honda Civic models with the 1.8L R18 engine only. It is designed specifically for 8th-generation Civics and is not compatible with other engines or model years.

Does this throttle body require programming after installation?

In most cases, no reprogramming is needed. The 16400-RNB-A01 is an OEM-spec replacement that works with your existing ECU. Some users may need to reset idle adaptation via OBD2 scanner.

How do I know if my throttle body needs replacement?

Symptoms include rough idle, hesitation during acceleration, stalling, or a check engine light with airflow-related codes. Carbon buildup or worn sensors often cause these issues over time.

Is this a new or used throttle body?

This is a brand-new throttle body, not rebuilt or used. It comes ready to install and offers reliable performance without the risks of internal wear or contamination.

Can I install this throttle body myself?

Yes, if you have basic mechanical skills and tools. The process involves disconnecting the battery, removing the air intake, and swapping the unit. No special tuning is typically required.

How much does Throttle Body 16400-RNB-A01 Fit For 2006-2011 HONDA CIVIC R18 1.8L DX EX cost?

Throttle Body 16400-RNB-A01 Fit For 2006-2011 HONDA CIVIC R18 1.8L DX EX is $78.33 at Lab Work Auto. Prices may change — click through to Lab Work Auto for the latest.

Is Throttle Body 16400-RNB-A01 Fit For 2006-2011 HONDA CIVIC R18 1.8L DX EX in stock at Lab Work Auto?

Yes, Throttle Body 16400-RNB-A01 Fit For 2006-2011 HONDA CIVIC R18 1.8L DX EX is currently in stock at Lab Work Auto.

Specifications

SKU
F8-017153
Last updated May 14, 2026