NISSAN 1611888G02 Throttle Body Cylinder 337-58920C D21 3.0L

( Manufacturer Part Number: 1611888G02 ), ( Model: TNISSAN ), ( Part Type: Throttle Cylinder ), ( Conditions Options: 3.0 ), ( Genuine Oem: Yes ), ( Ipn: 337-58920c ), ( Descriptionpartcondition: 1611888g02, 1611888g01, 1611888g00 ), ( Manufacturer Warranty: 6 Month )

Review NISSAN D21 Throttle Body 3.0l Cylinder Pickup fits 1994–1995

The **Nissan 1611888G02 D21 Throttle Body** is a precision-engineered component designed specifically for the **3.0-liter D21 engine series**, found in iconic Nissan models such as the **Maxima (1994 1995)**, **Altima (1993 1995)**, and **240SX (Z31)**, among others. This throttle body serves as the critical interface between the engine s intake system and the fuel injection circuit, regulating airflow while ensuring optimal throttle response and engine performance. Crafted from high-quality materials, including durable plastic and precision-machined metal components, this throttle body is built to withstand the demands of daily driving, high-performance applications, and extended use. Its **electronic throttle control (ETC) system** integrates seamlessly with the engine s ECU (Engine Control Unit), allowing for smooth, responsive acceleration and precise fuel-air mixture control. The **D21 throttle body** features a **single-throttle plate design**, which enhances airflow efficiency while minimizing turbulence, contributing to improved throttle response and better overall engine efficiency. Whether restoring a classic Nissan to its original glory or upgrading an existing vehicle for enhanced performance, this throttle body is a vital replacement part that ensures reliable operation, proper emissions compliance, and a refined driving experience. Its compatibility with aftermarket performance modifications, such as cold air intakes or performance ECUs, makes it a versatile choice for both stock and modified applications. With its robust construction and precise engineering, the **Nissan 1611888G02 throttle body** is an essential component for maintaining the performance, drivability, and longevity of the 3.0L D21 engine in its respective model years.

### **Pros and Cons of Buying a Nissan 1611888G02 D21 Throttle Body (1994 1995 3.0L Engine)**

1. **Common and Widely Available** The D21 engine (3.0L) was a popular choice in Nissan s 1990s lineup, particularly in the 240SX, Maxima, and other models. Parts, including throttle bodies, are relatively easy to find due to high demand from restorers and enthusiasts.

2. **Aftermarket Support** There is a strong aftermarket presence for the D21, including performance throttle bodies, gaskets, and tuning solutions. Upgrading to a high-flow throttle body can improve throttle response and engine breathing.

3. **Repairable and Modifiable** The throttle body is a mechanical component that can be cleaned, rebuilt, or replaced with minimal difficulty. Many owners opt for performance upgrades like electronic throttle control (ETC) or larger throttle bodies for better power delivery.

4. **Cost-Effective Replacement** Compared to some other Nissan throttle bodies, the D21 unit is reasonably priced, especially if sourced from a reputable dealer or online marketplace. A new or rebuilt unit typically costs between $50 and $150, depending on condition and brand.

5. **Compatibility with Tuning** The D21 responds well to tuning, and a properly functioning throttle body is essential for optimal performance. If you plan to modify the engine, ensuring a clean throttle body is a good investment.

6. **Durability (When Maintained)** The throttle body itself is a durable component, though wear can occur over time due to carbon buildup, debris, or throttle cable friction. Regular cleaning prevents long-term issues.

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1. **Carbon Buildup and Fouling** Like many throttle bodies, the D21 can accumulate carbon deposits from fuel and oil vapors, leading to sticky or unresponsive throttle. This requires periodic cleaning with throttle body cleaner or professional servicing.

2. **Throttle Cable Wear** Older models often use mechanical throttle cables, which can stretch or wear out, causing erratic throttle response. Replacing cables or upgrading to an electronic throttle control (ETC) system may be necessary.

3. **Potential Leaks** Over time, the throttle body gasket or seals can degrade, leading to vacuum leaks or fuel mixture issues. This can cause rough idling, hesitation, or poor acceleration.

4. **Compatibility Issues with Modern Vehicles** If the throttle body is being used in a modern vehicle (e.g., a remanufactured engine in a newer car), compatibility with ECU mapping and sensor inputs may require additional tuning or calibration.

5. **Quality Variability** Some aftermarket throttle bodies may be poorly manufactured, leading to leaks, stiffness, or premature wear. It s important to source from trusted suppliers to avoid subpar parts.

6. **DIY Challenges** While the throttle body itself is straightforward to replace, related tasks like vacuum line routing, throttle cable adjustment, or ECU reprogramming may require mechanical skill or professional assistance.

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The **Nissan 1611888G02 D21 throttle body (1994 1995)** is a practical and widely supported component for D21 engine applications. Its **pros** such as availability, aftermarket support, and ease of repair make it a solid choice for restorations, performance builds, or routine maintenance. However, **potential cons** like carbon buildup, throttle cable issues, and the need for periodic cleaning or upgrades should be considered.

If you re replacing a worn or fouled throttle body, investing in a **clean, high-quality unit** (preferably from a reputable brand like **Nissan, ACDelco, or an aftermarket specialist like **Holley or Edelbrock**) is advisable. For best results, pair it with a **throttle body cleaner** and ensure proper installation of vacuum lines and throttle cables.

- **Buy from a trusted source** (eBay, RockAuto, local auto parts stores, or Nissan specialty dealers) to ensure authenticity and quality.

- **Clean the throttle body thoroughly** before installation to remove carbon deposits.

- **Consider upgrading to an electronic throttle control (ETC) system** if you re modifying the engine for better throttle response.

- **Check for leaks** after installation and adjust the throttle cable if necessary.

- **If tuning the engine**, consult with a professional to ensure proper ECU mapping for the new throttle body.

For most D21 applications, this throttle body is a **wise purchase** especially if you re restoring a classic Nissan or building a performance engine. Just be prepared for routine maintenance to keep it running smoothly.

Details:

NISSAN PICKUP 94 6 cylinder, from 8/93, Federal, MT. NISSAN PICKUP 95 6 cylinder, Federal, MT. This ad is for a working throttle Body. Labor and costs associated with part installation are not covered under warranty.

part #: 1611888g02 prices

• $91.83-$178.75

specifications throobo:

• for makes: Nissan
• for years: 1994-1995
• mpn: 1611888g02
• model: Tnissan
• part type: Throttle Cylinder
• conditions options: 3.0
• genuine oem: Yes
• ipn: 337-58920c
• descriptionpartcondition: 1611888g02, 1611888g01, 1611888g00
• manufacturer warranty: 6 Month

payments throobo:

• credit card: Diners-club
• other
• wallet: Paypal

seller throobo:

• rating: 99.9%
• # reviews: 50364
• city: Spokane, Washington

general throobo:

• Car Truck Parts Accessories > Air Fuel Delivery > Throttle Bodies
• condition: Used

offer throobo:

• best offers: True
• availability: In Stock
• quantity: 1
• options: Ship-to-home
• started: May 8, 2026
• sold: 0

returns throobo:

• policy: Returns Accepted
• paid by: Seller
• time: 60 Days

shipping throobo:

• class: Standard
• carrier: FedEx
• type: Fixed
• transit: 3-5 Days
• cost: $0.00
• service: FedEx Ground / FedEx Home Delivery

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