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Titanium stud and nut kit, exhaust maifold to head. Porsche 718 GT4 / Spyder / GTS 4.0ltr - 9M718GT4SPYTISTUDHEAD
9M718GT4SPYTISTUDHEAD
Vehicle Group
- Porsche Boxster GTS 718 4.0L Manual (400 Bhp)
- Porsche Boxster GTS 718 4.0L PDK (400 Bhp)
- Porsche Boxster Spyder 718 4.0L (420 Bhp)
- Porsche Boxster 25 Years 718 4.0L Manual (400 Bhp)
- Porsche Boxster 25 Years 718 4.0L PDK (400 Bhp)
- Porsche Cayman GTS 718 4.0L Manual (400 Bhp)
- Porsche Cayman GTS 718 4.0L PDK (400 Bhp)
- Porsche Cayman GT4 718 4.0L / GT4 RS 718 4.0L
Information
Titanium Cylinder Head to Manifold Stud & Nut Kit – Lightweight, Rust-Proof & Built for Long-Term Reliability
Set of 18 studs and 18 M8 nuts
Fits:
Set of 18 studs and 18 M8 nuts
Fits:
- Porsche Boxster GTS 718 4.0L Manual (400 Bhp)
- Porsche Boxster GTS 718 4.0L PDK (400 Bhp)
- Porsche Boxster Spyder 718 4.0L (420 Bhp)
- Porsche Boxster 25 Years 718 4.0L Manual (400 Bhp)
- Porsche Boxster 25 Years 718 4.0L PDK (400 Bhp)
- Porsche Cayman GTS 718 4.0L Manual (400 Bhp)
- Porsche Cayman GTS 718 4.0L PDK (400 Bhp)
- Porsche Cayman GT4 718 4.0L
This premium cylinder head to manifold titanium stud and nut kit is the ultimate solution for future-proofing your exhaust system. Manufactured from Grade 5 Ti6Al4V titanium, these fasteners offer exceptional strength comparable to steel while delivering an impressive 40% weight reduction. Titanium also provides natural corrosion resistance, ensuring the studs and nuts will not rust, seize or degrade even after repeated heat cycles and long-term exposure to extreme engine bay conditions.
Perfect for performance upgrades, engine rebuilds, exhaust overhauls or preventative maintenance, this titanium stud kit guarantees reliability, serviceability and long-lasting durability.
What Titanium Cylinder Head to Manifold Studs & Nuts Do
These titanium fasteners play a crucial role in exhaust
system performance and reliability:
- Secure
the exhaust manifold to the cylinder head under high heat and
vibration
- Maintain
consistent clamping force, preventing exhaust leaks
- Provide
excellent thermal stability, resisting heat cycling fatigue
- Reduce
overall hardware weight, improving performance and serviceability
- Prevent
corrosion, avoiding seized or snapped studs during future maintenance
- Support performance exhaust systems with high-strength, precision-threaded hardware
This kit delivers superior fastening strength and long-term exhaust sealing.
Why Standard Exhaust Studs Commonly Fail
Conventional steel exhaust studs operate in harsh
environments where heat, moisture and vibration accelerate deterioration.
Common failure causes include:
- Rust
and corrosion, especially in older or high-mileage vehicles
- Stud
seizure, making removal extremely difficult
- Thermal
expansion fatigue, weakening the metal over time
- Shearing
or snapping, often during exhaust servicing
- Material
degradation from repeated heat cycles
- Exposure to salt and moisture, especially in winter climates
These failures can lead to exhaust leaks, poor performance, broken studs in the cylinder head and costly repair work.
Why You Should Replace Them with Titanium Studs & Nuts
Switching to high-grade titanium fasteners ensures exceptional long-term performance and eliminates common exhaust hardware issues.
Key benefits include:
- Rust-proof
performance, even after years of heat cycling
- As
strong as steel but 40% lighter thanks to Ti6Al4V alloy construction
- Reduced
risk of stud seizure, making future exhaust removal easier
- Improved
durability, especially on tuned or high-temperature engines
- Enhanced
thermal stability, maintaining clamping force under extreme heat
- Ideal
for performance exhaust systems, turbocharged engines and track-driven
vehicles
- Future-proofing your engine bay, saving time and money on future repairs
For any rebuild, upgrade or exhaust replacement, these titanium studs are a significant and smart improvement over traditional fasteners.
Price: €146.25
Orderable
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Information
Exhaust manifold Hexagon flange nut, self-locking, M8
Sold each.
Fits:
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Click 'Zoom in' for large parts diagram.
Diagram ref no 5
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Click 'Zoom in' for large parts diagram.
Diagram ref no 5
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- Porsche 991.2 Carrera 4S / GTS 3.0L (420/450 Bhp) 2016-19
- Porsche 991.2 Cabriolet 2 3.0L (370 Bhp) 2016-19
- Porsche 991.2 Cabriolet 2S / GTS 3.0L (420/450 Bhp) 2016-19
- Porsche 991.2 Cabriolet 4 3.0L (370 Bhp) 2016-19
- Porsche 991.2 Cabriolet 4S / GTS 3.0L (420/450 Bhp) 2016-19
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Information
Exhaust manifold Hexagon flange nut, self-locking, M8 Titanium
Sold each.
Fits:
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Click 'Zoom in' for large parts diagram.
Diagram ref no 5
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Click 'Zoom in' for large parts diagram.
Diagram ref no 5
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