






02-06 Nissan Altima 3.5L V6 Exhaust Header Gasket
02-06 Nissan Altima 3.5L V6 Exhaust Header Gasket
Seal between your header and cylinder head without leaks or blow-by. This gasket handles the thermal cycling and pressure that comes with V6 performance. OEM-spec construction means a proper fit on factory header ports.
Key Features
- Factory port alignment - Seats correctly on stock exhaust manifold without modification
- Thermal rated construction - Holds up to repeated heat cycles without deterioration
- Single gasket piece - Direct replacement, ready to install
Specs
- Designed for 02-06 Nissan Altima 3.5L V6 header application
- Single gasket unit
Whats Included
- Exhaust header gasket (1x)
Frequently Asked Questions
Do I need new bolts when I install this gasket?
Your factory header bolts will work fine. If they're corroded or stripped, replacement hardware is available separately — but the gasket itself comes solo.
Should I clean the sealing surfaces before install?
Yes. Wipe both the header flange and cylinder head port face with a clean rag to remove old gasket material and carbon. A smooth surface gets a better seal.
What if exhaust leaks persist after install?
Check that header bolts are torqued evenly in a cross pattern. Uneven pressure leaves gaps. If leaking continues, the header flange itself may be warped — test-fit a known good header to confirm.
Ships within 1-2 business days.
100% Genuine Parts
Fitment Guaranteed

02-06 Nissan Altima 3.5L V6 Exhaust Header Gasket
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FAQs
Please read our FAQs page to find out more.
Are OEM products more expensive than aftermarket alternatives?
OEM products might have a higher upfront cost compared to aftermarket parts, but their superior quality and durability often make them a more cost-effective choice over time. Investing in OEM ensures you’re getting parts specifically designed for your vehicle, which can lead to better performance and longevity.
Can I purchase OEM parts online or do I need to visit a dealership?
You don’t need to visit a dealership to get OEM parts. You can conveniently purchase genuine OEM components from authorized distributors and reputable online retailers like Turbo Tech Performance. Our online store provides a wide selection of high-quality parts delivered straight to your door.
Are parts from brands like Mopar, ACDelco, and Motorcraft interchangeable between different vehicle brands?
No, parts from Mopar, ACDelco, and Motorcraft are typically designed for specific vehicle brands. It’s crucial to ensure compatibility with your vehicle’s make and model by checking part numbers and consulting with a knowledgeable expert.
Can I install OEM parts myself, or is it better to have a professional handle it?
While some OEM parts can be installed by DIY enthusiasts, the complexity of installation can vary. For the best results and to ensure proper fitment and performance, we recommend having a trained mechanic install the parts, especially if you’re unfamiliar with automotive repairs.
Do OEM parts come with a warranty?
Yes, many OEM auto parts come with a manufacturer’s warranty that covers defects or issues. Be sure to check the warranty details for each part at the time of purchase, and keep your receipt for any potential warranty claims.


