90-97 Nissan D21 Pickup Exhaust Header Gasket

90-97 Nissan D21 Pickup Exhaust Header Gasket

Sale price  $89.99 Regular price $110.00
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90-97 Nissan D21 Pickup Exhaust Header Gasket

K2 Industries

90-97 Nissan D21 Pickup Exhaust Header Gasket

Sale price  $89.99 Regular price $110.00

Check fitment before ordering
Match the year, make, model, trim and engine in the product details. Review mounting requirements and vehicle modifications. Ask us about this part.

90-97 Nissan D21 Pickup Exhaust Header Gasket

Replacement exhaust header gasket engineered for D21 pickups, sealing the critical junction between manifold and cylinder head. Designed to handle thermal cycling and exhaust pressure without degradation. Direct fit for factory header applications.

✓ Ships from FL Warehouse ✓ In-House Quality Check ✓ Factory Mounting Points
Key Features
  • Heat-resistant composition - Withstands exhaust temperatures without warping or losing seal integrity
  • Pre-formed gasket - Sits directly on factory bolt locations with no custom cutting needed
  • Single gasket pack - One gasket per order; order quantity matches your header bolt count if replacing both sides
Specs
  • Hard panel construction
  • Single gasket
  • Factory mounting points
Whats Included
  • Exhaust header gasket (qty: 1)
Frequently Asked Questions

Do I need new hardware to install this gasket?

The gasket uses factory bolt holes — your existing header bolts will work. If bolts are stripped or corroded, replacement hardware from any fastener supplier will fit the same mounting pattern.

Can I reuse the old gasket or does it need replacement?

Once removed, exhaust gaskets lose their compression and won't reseal reliably. Install fresh; old gaskets cause exhaust leaks and can lead to power loss and rough idle.

What prep work is needed before installation?

Clean both mounting surfaces (manifold and head) with a wire brush or gasket scraper to remove carbon and old gasket material. Surface contact matters — any debris will compromise the seal.

Your vehicle

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Product reference & ordering help

Manufacturer & part identification

K2 Industries

Use the SKU for your selected option when contacting us.
OptionSKU / part reference
StandardK2-4588-NIS-006-TSARK
Vehicle compatibility

Read the application years, model, trim, engine and exclusions in the description above. A make-level collection or product recommendation alone does not confirm fitment.

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Installation & specifications

Review the manufacturer’s specifications and installation notes above. Confirm required mounting hardware, tools and modifications before ordering. If instructions are not supplied, contact us with the part reference.

Shipping expectations

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Manufacturer warranty

Coverage and exclusions vary by manufacturer and part. Review the supplied product documentation or ask us for the applicable terms.

Warranty information