Description
Mosselman Titanium GR5 Hex-Race Bolt Set — M8×25
Give your Mosselman Oil Thermostat a refined motorsport finish with this optional titanium fastening kit. The set replaces the relevant mounting hardware with three precisely sized Grade 5 titanium hex-race bolts, combining an eye-catching engine-bay detail with the material benefits of titanium.
Key features
- Grade 5 titanium (GR5): chosen for its strong combination of strength, durability and corrosion resistance.
- Lower-weight material: titanium is lighter than conventional steel fastener material.
- Motorsport-inspired appearance: premium visible hardware for a clean, detail-focused engine bay.
- Designed for the application: three M8×25 bolts intended for compatible Mosselman Oil Thermostat installations.
What’s included
- 3 × Mosselman Grade 5 titanium hex-race bolts, M8×25
Specifications
| Manufacturer | Mosselman Turbo Systems |
|---|---|
| Manufacturer part number / SKU | 030210011 |
| Material | Grade 5 titanium (GR5) |
| Fastener size | M8×25 |
| Quantity | 3 bolts |
| Product type | Optional oil thermostat hardware upgrade |
BMW applications
For compatible Mosselman Oil Thermostat setups on selected BMW N54, N55 and S55 applications. Mosselman lists various 135i, 1M, Z4 35i/35is, 335i, M135i, M235i, 435i, M2, M3 and M4 variants. Confirm your thermostat version and vehicle-specific fitment before ordering.
Installation & ordering notes
This is an optional bolt set, not a complete oil thermostat or sealing kit. Use the applicable installation procedure and tightening specifications for your exact assembly; do not assume standard steel-fastener torque settings apply to titanium hardware.
Availability: Available to order; contact TSHK Customs to confirm lead time.





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