
Fitting titanium nuts and bolts to a Porsche exhaust system instead of the standard steel ones (which are prone to rusting) offers several clear advantages, especially in a high-heat, corrosive environment like the exhaust area.

Fits:
Porsche 997.2 Carrera 2009 - 2012
Advantages of Titanium over Steel for Exhaust Fasteners
• Corrosion Resistance, Titanium does not rust like steel, even when exposed to road salt, water, or exhaust gases.
• This makes it ideal for exhaust systems, where steel fixings often seize or corrode, making future removal difficult.
• Lightweight. Titanium is around 40–45% lighter than steel. On a Porsche, reducing unsprung or rear-end weight helps with performance, balance, and handling.
• High Strength-to-Weight Ratio, Titanium fasteners offer excellent tensile strength while being much lighter.
• This allows them to handle exhaust vibrations and thermal expansion without stretching or breaking.
• Heat Resistance, Titanium maintains its strength at much higher temperatures compared to standard steel.
• Exhaust areas can easily see 600–900°C, and titanium is much less likely to weaken under those conditions.
• No Seizing or Galling from Rust, Standard steel exhaust nuts often seize and require cutting or drilling during maintenance.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
FITTINGKIT23T
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