Description
xShop Now Genuine Porsche Gasket Air Tube Online – Part 99611321371
The Genuine Porsche Gasket Air Tube 99611321371 is an original factory sealing component designed for the air injection system of the Porsche 996. This OEM Porsche air injection seal is fitted between the air tube and engine connection point to create a tight, leak-free seal. It helps maintain proper airflow within the secondary air injection system, which supports engine efficiency and emissions control.
Because this part is manufactured to original factory specifications by Porsche, it fits precisely without modification. Incorrect or worn gaskets can cause air leaks, warning lights, or reduced system performance. Replacing the gasket during air injection service through Europeanautospares helps prevent repeat labor and ensures stable engine operation.
This is a brand-new genuine OEM part, supplied to match the exact dimensions and material standard used during vehicle production. It is suitable for performance-focused 996 variants, including GT3, Turbo, and GT2 models, where proper air sealing is essential.
You can order this product online from anywhere in the world, not only within the UAE, with secure international shipping available from Europeanautospares.
Specifications
- Brand: Porsche
- Part Number: 99611321371
- Product Type: Air Tube Gasket
- System Application: Secondary Air Injection System
- Material: OEM-specification heat-resistant sealing compound
- Condition: Brand New
- Fitment Type: Direct OEM Replacement
- Installation Position: Air injection tube connection point
- Manufacturing Standard: Porsche factory specification
-
Compatibility Range: 1999–2005 Porsche 996 performance models
Why Choose European Auto Spares
Genuine Porsche Quality
We supply original factory Porsche parts manufactured to strict OEM standards for proper sealing and durability.
Accurate Direct Fit
No trimming or adjustments required. The gasket matches the original factory dimensions exactly.
Reliable Under Heat & Pressure
Designed to withstand continuous heat cycles and airflow pressure within high-performance engines.
Worldwide Online Ordering
We are based in Dubai, but you can purchase this part online from anywhere globally with secure packaging and reliable delivery through Europeanautospares.
Compatibility Support
Our specialists can verify fitment using your VIN to ensure correct application before dispatch.
Need Help Finding the Right Porsche Part?
We are based in Dubai and serve customers worldwide. Connect with our auto specialists for expert support with part verification, compatibility, pricing, and warranty details. Our team can source the correct Porsche spare parts and deliver them directly to your doorstep, locally or anywhere across the globe.
Maintain Reliable Air System Performance
Even though it is a small component, the air tube gasket plays an important role in maintaining correct airflow within the secondary air injection system. A damaged or hardened gasket may allow air leakage, which can trigger engine warning lights or affect emissions performance.
Replacing the gasket at the time of air injection servicing ensures proper sealing between connected components. Using a genuine Porsche gasket helps maintain original engineering standards, long-term reliability, and consistent engine behavior.
Regular inspection of sealing components in performance models like the 996 GT3, Turbo, and GT2 helps prevent unnecessary repairs and keeps the air system operating as intended.
Fitment Details
xPorsche Intake Manifold Interface
Induction Specification Matrix — Plenum-to-Head Sealing Assemblies
| Model | Application Area | Year Range |
|---|---|---|
| Porsche 911 (996) | Intake Manifold / Plenum Interface | 1998–2005 |
| Porsche Boxster (986) | Intake Manifold / Plenum Interface | 1997–2004 |
Induction Integrity & Service Notices
The M96 engine's intake system features a composite manifold design. Ensuring a vacuum-tight seal at the cylinder head interface is vital, as these engines are particularly sensitive to unmetered air (vacuum leaks), which frequently trigger fuel trim fault codes (P0171/P0174).
Key Service Considerations:
Key Service Considerations:
- Individual O-Ring Seals: The 996/986 intake manifolds utilize individual rubber O-ring seals for each intake port. These O-rings flatten and harden after years of heat cycling. **They must be replaced** whenever the manifold is removed. Reusing them often results in a "whistling" sound at idle or fluctuating idle speed.
- Vacuum Line Fragility: Several small-diameter vacuum lines (for the AOS, fuel pressure regulator, and variable intake resonance flaps) are connected to the underside of the manifold. These plastic lines become extremely brittle with age. **Plan for the possibility of broken lines** during removal, and keep a length of silicone vacuum hose on hand for repairs.
- Plenum Sealing: If you are removing the central plenum (the "T" section), ensure the rubber sleeves connecting the plenum to the side manifolds are not cracked. These sleeves are a common, often overlooked, source of massive vacuum leaks.
- Bolt Tension: Because the manifold is composite (plastic), do not overtighten the mounting bolts. Use a precision torque wrench and adhere to the low torque specifications found in the shop manual; over-torquing will warp the plastic flange, preventing a proper seal.
FAQs
xFrequently Asked Questions
It seals the air injection tube connection to prevent unwanted air leakage within the secondary air system.
Yes, this is a genuine OEM Porsche component manufactured to factory specifications.
Yes, air leaks in the system may trigger emissions-related warning lights or affect system efficiency.
It is usually replaced during air injection repairs, engine servicing, or when removing related components.
Yes, this product can be ordered online and shipped worldwide, not limited to UAE customers only.
You can provide your VIN to verify correct fitment before placing your order.
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xShipping & Return
xReturns Policy
You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
Shipping
We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.
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