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2004-2005 Mazdaspeed Miata MSM | Exhaust Manifold & Turbo Stud Nut Kit | IHI VJ35 BP8J

2004-2005 Mazdaspeed Miata MSM | Exhaust Manifold & Turbo Stud Nut Kit | IHI VJ35 BP8J

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Regular price $69.73 USD
Regular price Sale price $69.73 USD
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GryphonTek will be observing public holidays from Apr 3 to Apr 6. Orders placed during this period will be processed and dispatched starting Tuesday, April 7.

Our technical support remains available for fitment inquiries. We appreciate your patience.

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Technical Description

Fix the dreaded "ticking" sound and prevent snapped studs for good. The 2004-2005 Mazdaspeed Miata is a precision-engineered classic, but its factory exhaust hardware is a known weak point. The intense radiant heat trapped in the MSM's turbo "hot pocket" causes factory studs to stretch, fatigue, and eventually snap—often leading to power-robbing exhaust leaks and high EGTs. This GryphonTek Signature Series Kit is the professional, high-tensile upgrade designed to maintain a permanent seal under extreme thermal stress.

  • S35C Heat-Treated Strength: Every stud is phosphate-coated and heat-treated to maintain its clamping force through thousands of extreme heat cycles without stretching or snapping.
  • Cramped Space Optimization: Features an internal hex-tip design, allowing you to seat the studs perfectly with a hex key—essential for the MSM's notoriously tight engine bay where traditional "double-nutting" is nearly impossible.
  • Anti-Seize Top-Lock Nuts: Includes copper-plated flange nuts that prevent "galling" (seizing) and feature a mechanical top-lock design to resist loosening from the 1.8L BP engine’s harmonics.
  • Direct VJ35 Fitment: Specifically tailored for the Mazdaspeed Miata’s exhaust manifold and IHI VJ35 turbocharger flange—ensuring a leak-free, professional-grade finish.

Specifications & Data

Kit Included +

• S35C Class 8.8 Heat-Treated Studs (Inner Hex)
• Copper-Plated Top-Lock Flange Nuts

Vehicle Compatibility +

• Make: Mazda
• Model: Mazdaspeed Miata (MSM)
• Years: 2004, 2005
• Engine: 1.8L BP-4W I4 Turbo

Product Specifications +

• Stud Material: S35C Heat-Treated Steel
• Coating: Phosphate (Anti-Rust)
• Installation Feature: Internal Hex-Tip (for hex key use)
• Nut Material: Copper-Plated Top-Lock Flange Nuts
• Thread: Precision rolled for MSM block and manifold threads
• Benefit: Prevents stud stretching, snapping, and vibrating loose

Support & Logistics

Shipping & Global Export +

Proudly exported to 75+ countries. All orders are dispatched via DHL Express, FedEx, or EMS from our Taiwan hub.

  • AU / USA: 3-5 Business Days.
  • Rest of World: 5-12 Business Days.
  • Tracking: End-to-end tracking number provided within 24H.
Import Duties & Taxes +

We’ve optimized our tax process for core markets to ensure zero hidden fees:

USA MARKET

All-inclusive pricing. No hidden duties or extra fees at delivery.

AUSTRALIA

Orders under AUD 1,000 are typically tax-free. No GST surprises.

*Other Countries: Import duties are determined by local customs and are the buyer's responsibility.

30-Day Returns & Warranty +

30-Day Returns: Return or exchange within 30 days of delivery. (Shipping at buyer's expense).

Limited Lifetime Warranty: Covers manufacturing defects. (Excludes racing misuse).

GryphonTek Engineering — Precision Fitment. Global Delivery.