GM TRUCKS 12581115 Intake Manifold 8.1L

( Brand: Gm Trucks ), ( Part Type: Intake Manifold ), ( Manufacturer Part Number: 12581115 ), ( Id: 7723f032-b9cc-4595-80fc-fc1cbc7ecc97 ), ( Interchange: 329-1722 ), ( Year: 2002 )

Review GM TRUCKS Hd Intake Manifold Oem 8.1l fits SIERRA 2500 2001–2007

2001-2007 GMC Sierra 2500 8.1L Intake Manifold (GM Part #12581115)

The 2001-2007 GMC Sierra 2500 8.1L Intake Manifold, as represented by GM Part Number 12581115, is a crucial component of the engine's fuel delivery and combustion systems. This intake manifold is meticulously engineered to accommodate the needs of the 8.1-liter Vortec 8100 engine, a powerhouse that delivers impressive torque and horsepower in the Sierra 2500 series trucks.

The intake manifold serves as the interface between the engine and the external environment, drawing in air and fuel mixture required for combustion. The design of this manifold ensures that an optimal air-fuel ratio is maintained, enhancing the engine's efficiency and overall performance.

1. Precision-machined ports for optimal air and fuel flow, ensuring a smooth and efficient intake process.

2. Durable construction from high-strength materials, such as cast aluminum, for enhanced longevity and resistance to corrosion.

3. Integrated fuel injectors, allowing for precise metering of fuel into the engine's combustion chambers.

4. Robust gasket design, ensuring a secure seal between the manifold and other engine components.

5. Compatibility with the OEM (Original Equipment Manufacturer) fuel system and air intake components, ensuring seamless integration and hassle-free installation.

By replacing a worn-out or damaged intake manifold with a genuine GM part like the 12581115, GMC Sierra 2500 owners can restore their vehicle's engine performance, improve fuel efficiency, and enhance overall drivability. This intake manifold is an essential upgrade for those seeking to maximize the potential of their 8.1L Vortec engine.

Buying a GM 12581115 intake manifold for a 2001-2007 Sierra 2500 with an 8.1L engine can have both advantages and disadvantages. Here are some potential pros and cons:

1. Performance: Replacing the stock intake manifold with a high-performance aftermarket intake manifold can improve airflow and increase horsepower and torque.

2. Durability: Aftermarket intake manifolds are often made of stronger materials and designed to last longer than stock manifolds.

3. Customization: An aftermarket intake manifold can provide an opportunity to customize the engine for specific performance goals.

1. Cost: Aftermarket intake manifolds can be more expensive than stock manifolds.

2. Installation: Installing an aftermarket intake manifold can be a complex process that requires specialized tools and knowledge.

3. Compatibility: It's important to ensure that the aftermarket intake manifold is compatible with other engine components, such as the fuel system and exhaust system.

The decision to buy a GM 12581115 intake manifold for a 2001-2007 Sierra 2500 with an 8.1L engine depends on individual goals and priorities. If performance and customization are top priorities, an aftermarket intake manifold may be a worthwhile investment, despite the cost and installation challenges. However, if budget and ease of installation are more important, a stock intake manifold may be the better choice. It's important to carefully research and consider all options before making a purchase.

1. Research different manufacturers and models to ensure compatibility with the engine and other components.

2. Obtain any necessary tools and knowledge for installation.

3. Determine the cost-benefit analysis based on performance goals and budget.

4. Consult with a professional mechanic or performance specialist for advice and guidance.

Details:

GMC SIERRA 2500 PICKUP 01-06 8.1L. GMC SIERRA 2500 PICKUP 07 classic creased door skin, 8.1L. Search for more parts GMC SIERRA 2500. Model: GMC SIERRA 2500.

part #: 12581115 prices

• $125.95-$175.95

specifications inputmanifolds:

• for models: 2500, Sierra
• for years: 2001-2007
• brand: Gm Trucks
• part type: Intake Manifold
• manufacturer part number: 12581115
• id: 7723f032-b9cc-4595-80fc-fc1cbc7ecc97
• interchange: 329-1722
• year: 2002

offer inputmanifolds:

• sold: 0
• options: Ship-to-home
• quantity: 1
• started: May 9, 2026
• availability: In Stock

shipping inputmanifolds:

• type: Fixed
• service: Standard
• transit: 3-5 Days
• cost: $0.00
• class: Standard

returns inputmanifolds:

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

payments inputmanifolds:

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

seller inputmanifolds:

• # reviews: 16417
• rating: 99.6%
• city: Brush, Colorado

general inputmanifolds:

• condition: Used
• Car Truck Parts Accessories > Air Fuel Delivery > Intake Manifolds

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