SPARK 12598054-COMPLETE Upper Box Intake Manifold Throttle Body Gm 3.5L 3.9L V6

( Brand: Spark ), ( Part Type: Intake Box Manifold Throttle ), ( Manufacturer Part Number: 12598054-COMPLETE )

Review SPARK Out Of Box Upper Intake Manifold Throttle Body Gm 3.5l 3.9l V6 fits 2006–2007

Complete Upper Intake Manifold and Throttle Body Assembly for 06-07 GM 3.5L and 3.9L V6 Engines (Part Number: 12598054)

This product is a complete upper intake manifold and throttle body assembly specifically designed for 06-07 GM vehicles with 3.5L and 3.9L V6 engines. The upper intake manifold is the component responsible for directing the incoming air-fuel mixture towards the engine's cylinders. The throttle body, on the other hand, regulates the amount of air that enters the engine based on the driver's accelerator input.

The 12598054 upper intake manifold and throttle body assembly is an OEM (Original Equipment Manufacturer) replacement part, ensuring a perfect fit and function identical to the original component. The manifold comes with integrated ports for the fuel injectors, coolant passages, and PCV valve. It is made from durable materials such as aluminum, ensuring high thermal conductivity and strength. The throttle body features an electronic throttle position sensor, allowing for precise control of engine power.

This assembly includes all necessary hardware for installation, such as bolts, gaskets, and seals. The gaskets are designed to ensure a tight seal between the manifold and the engine, preventing any leaks. The bolts are made from high-strength materials to ensure a secure connection and long-lasting performance.

The 12598054 upper intake manifold and throttle body assembly is a direct replacement for the worn-out or damaged component in your vehicle. Installing this assembly can help improve engine performance, increase fuel efficiency, and prevent potential engine damage caused by leaks or improper air-fuel mixture.

This product is manufactured to meet or exceed OEM specifications, ensuring reliable and long-lasting performance. It is backed by a comprehensive warranty for added peace of mind. If you are experiencing issues with your engine's intake system or are performing routine maintenance, this upper intake manifold and throttle body assembly is an ideal solution for your GM 3.5L or 3.9L V6 engine.

Pros and Cons of Buying a Complete Upper Intake Manifold Throttle Body Assembly for a 2006-2007 GM 3.5L or 3.9L V6 (Spark Part Number: 12598054)

The upper intake manifold and throttle body are crucial components of an internal combustion engine. When these parts fail, it can lead to various engine issues, including poor fuel economy, rough idling, and decreased power. Replacing these components can improve engine performance and efficiency. In this article, we will discuss the pros and cons of buying a complete upper intake manifold throttle body assembly (Part Number: 12598054) from Spark.

1. OEM Quality: This Spark part is an original equipment manufacturer (OEM) replacement, meaning it is explicitly designed to fit and function like the original part.

2. Saves Time and Money: Buying a complete assembly instead of individual parts can save time and money since the installation process is simplified, and you avoid the hassle of sourcing and installing each component separately.

3. Improved Engine Performance: A new upper intake manifold and throttle body can lead to improved engine performance, better fuel economy, and smoother idling.

1. Cost: The upfront cost of purchasing a complete upper intake manifold throttle body assembly can be higher compared to buying individual parts. However, considering the potential time and labor savings, the overall cost might be comparable or even less than purchasing and installing individual parts.

2. Availability: Depending on the market demand and availability, it might take longer to source and receive a complete assembly compared to individual parts.

In conclusion, buying a complete upper intake manifold throttle body assembly (Part Number: 12598054) from Spark can be a cost-effective and time-saving solution for those looking to replace the failing components in their 2006-2007 GM 3.5L or 3.9L V6 engines. Despite the upfront cost, the potential savings from streamlined installation and improved engine performance make it an attractive option for many vehicle owners.

If you are experiencing engine performance issues and suspect that your upper intake manifold or throttle body might be the culprit, consider purchasing a complete upper intake manifold throttle body assembly (Part Number: 12598054) from a reputable auto parts supplier like Spark. The OEM quality, potential time and labor savings, and improved engine performance make it a worthwhile investment for your vehicle.

Details:

W/ Throttle Body 3.9L V6 This is our house-brand. Rubber parts, gaskets, hardware may need to be replaced and not usable. Sometimes the fitment is so old that it does not take into account trim, engine size or build dates. ONCE Purchased YOU OWN IT.

They may have been in storage anywhere from 1-30 years. Spark part number 12598054-COMPLETE. New out of box part. Shipping:: Free Shipping is for continental USA only.

Minor cosmetic scratches dust from storage with hundreds of, other bulk parts in one pallet. There may be minor corrosion, scuffs, torn or missing boxes, scratches from storage, etc. None of which makes the part Defective. Brand new - has never been used.

Be sure the part you are buying is correct for your application. Or any other minor issue that does not make the part you are buying DEFECTIVE. If any manufacturer warranty exists, it is between you and them.

part #: 12598054 prices

• $23.95-$95.00

specifications inputmanifolds:

• for years: 2006-2007
• brand: Spark
• part type: Intake Box Manifold Throttle
• manufacturer part number: 12598054-COMPLETE

payments inputmanifolds:

• credit card: Visa
• other
• wallet: Apple-pay

seller inputmanifolds:

• # reviews: 239402
• city: Houston, Texas
• rating: 99.3%

general inputmanifolds:

• Car Truck Parts Accessories > Air Fuel Delivery > Intake Manifolds
• condition: New other see details

returns inputmanifolds:

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

offer inputmanifolds:

• availability: In Stock
• started: July 25, 2025
• options: Ship-to-home
• quantity: 2
• sold: 0

shipping inputmanifolds:

• class: Standard
• service: Standard
• transit: 4-10 Days
• cost: $0.00
• type: Fixed

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