Cometic Nissan RB25 2.5L Lower Intake Manifold Gasket — Fits Nissan RB25DET

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SKU: CGSIR511060AFM
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Sale price$22.81 Regular price$25.34
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Car Wheel Size Chart

Wheel Diameter (inches) Tire Width (mm) Aspect Ratio Rim Width (inches)
14185655.5
15195606.0
16205556.5
17215507.0
18225457.5
19235408.0
20245358.5

Note: Wheel and tire sizes vary by car make and model. Always consult your vehicle’s manufacturer for exact specifications.

How to Read Tire Size

Example: 225/45R17 means:

  • 225 = Tire width in mm
  • 45 = Aspect ratio (height as % of width)
  • R17 = Rim diameter in inches

Product Details

Product Description
Part Numbers
Sizing & Fit

About Cometic Gasket

Cometic Gasket is the world leader in custom multi-layer steel head gaskets for performance and motorsport engines. From off-the-shelf MLS for popular platforms to bespoke gaskets for race-only builds, Cometic seals everything from Honda B-series to LSX.

Watch in action

Precision Sealing for Nissan RB25 Engines

The Cometic Lower Intake Manifold Gasket for the Nissan RB25 2.5L engine is the gold standard for performance enthusiasts. Engineered to withstand the rigors of high-performance driving, this gasket ensures a tight, reliable seal between the lower intake manifold and the cylinder head. By preventing air leaks, this gasket helps maintain optimal boost pressure and engine performance across the entire RPM range.

Why Choose Cometic AFM Gaskets?

  • Engineered for the Nissan RB25DET platform
  • AFM (Aluminum Foam Metallic) construction for maximum durability
  • Excellent conformability to intake surfaces
  • Resistant to high temperatures and chemical exposure
  • Direct fitment for seamless installation

Cometic's AFM material is renowned for its ability to maintain a seal under extreme thermal cycling. Unlike standard paper or composite gaskets, this unit provides the structural integrity needed for modified engines. Its robust design ensures that your intake system remains airtight, allowing your RB25 to deliver consistent power. Trust the experts at GGCRACING to provide the high-quality engine components your vehicle deserves.

Product Details

Product Description
Part Numbers
Sizing & Fit

About Cometic Gasket

Cometic Gasket is the world leader in custom multi-layer steel head gaskets for performance and motorsport engines. From off-the-shelf MLS for popular platforms to bespoke gaskets for race-only builds, Cometic seals everything from Honda B-series to LSX.

Watch in action

Precision Sealing for Nissan RB25 Engines

The Cometic Lower Intake Manifold Gasket for the Nissan RB25 2.5L engine is the gold standard for performance enthusiasts. Engineered to withstand the rigors of high-performance driving, this gasket ensures a tight, reliable seal between the lower intake manifold and the cylinder head. By preventing air leaks, this gasket helps maintain optimal boost pressure and engine performance across the entire RPM range.

Why Choose Cometic AFM Gaskets?

  • Engineered for the Nissan RB25DET platform
  • AFM (Aluminum Foam Metallic) construction for maximum durability
  • Excellent conformability to intake surfaces
  • Resistant to high temperatures and chemical exposure
  • Direct fitment for seamless installation

Cometic's AFM material is renowned for its ability to maintain a seal under extreme thermal cycling. Unlike standard paper or composite gaskets, this unit provides the structural integrity needed for modified engines. Its robust design ensures that your intake system remains airtight, allowing your RB25 to deliver consistent power. Trust the experts at GGCRACING to provide the high-quality engine components your vehicle deserves.

Product Details

Product Description

About Cometic Gasket

Cometic Gasket is the world leader in custom multi-layer steel head gaskets for performance and motorsport engines. From off-the-shelf MLS for popular platforms to bespoke gaskets for race-only builds, Cometic seals everything from Honda B-series to LSX.

Watch in action

Precision Sealing for Nissan RB25 Engines

The Cometic Lower Intake Manifold Gasket for the Nissan RB25 2.5L engine is the gold standard for performance enthusiasts. Engineered to withstand the rigors of high-performance driving, this gasket ensures a tight, reliable seal between the lower intake manifold and the cylinder head. By preventing air leaks, this gasket helps maintain optimal boost pressure and engine performance across the entire RPM range.

Why Choose Cometic AFM Gaskets?

  • Engineered for the Nissan RB25DET platform
  • AFM (Aluminum Foam Metallic) construction for maximum durability
  • Excellent conformability to intake surfaces
  • Resistant to high temperatures and chemical exposure
  • Direct fitment for seamless installation

Cometic's AFM material is renowned for its ability to maintain a seal under extreme thermal cycling. Unlike standard paper or composite gaskets, this unit provides the structural integrity needed for modified engines. Its robust design ensures that your intake system remains airtight, allowing your RB25 to deliver consistent power. Trust the experts at GGCRACING to provide the high-quality engine components your vehicle deserves.

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