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Exhaust retaining strap (648mm) RIGHT 911 1984-89 ❭ 93011117500
- Porsche 911 1984-1986 3.2L
- Porsche 911 1987-1989 3.2L G50
Exhaust Retaining Strap (648mm)
Restore the secure mounting of your Porsche exhaust system
with this OE Match Right Side Exhaust Retaining Strap (648mm), designed specifically for the Porsche 911 3.2
Carrera (1984–1989). Manufactured to original equipment specifications,
this high-quality retaining strap securely supports the exhaust silencer,
helping maintain correct alignment while reducing vibration and unnecessary
stress on the exhaust system.
Fits:
- Porsche 911 1984-1986 3.2L
- Porsche 911 1987-1989 3.2L G50
Diagram ref no 17
Whether you're replacing a worn retaining strap during routine maintenance or completing a full exhaust restoration, this OE Match component delivers factory-quality fitment and dependable long-term durability.
What Does the Exhaust Retaining Strap Do?
The exhaust retaining strap wraps around and supports the rear silencer (muffler), securing it to the mounting brackets and helping maintain the correct position of the exhaust system.
Its primary functions include:
- Supporting the weight of the exhaust silencer.
- Maintaining correct exhaust alignment.
- Reducing vibration and movement.
- Preventing excessive stress on exhaust joints and brackets.
- Helping protect exhaust mounting points from fatigue.
- Maintaining safe and reliable exhaust system operation.
A correctly fitted retaining strap is essential for supporting the heavy rear silencer and preventing unnecessary strain on surrounding components.
Why Do Exhaust Retaining Straps Fail?
Exhaust retaining straps operate in an extremely harsh
environment and are continually exposed to:
- High exhaust temperatures.
- Moisture and road salt.
- Corrosion.
- Constant vibration.
- Thermal expansion and contraction.
- General ageing over decades of service.
Over time the metal strap can weaken through corrosion, fatigue or stress cracking, reducing its ability to securely support the exhaust silencer.
When Should the Exhaust Retaining Strap Be Replaced?
The retaining strap should be inspected whenever the exhaust
system is serviced or removed. Replacement is recommended if you notice:
- Surface rust or severe corrosion.
- Cracks or fatigue in the metal.
- Loose or damaged mounting points.
- Excessive exhaust movement.
- Exhaust rattles or vibration.
- A broken or distorted retaining strap.
Many Porsche specialists recommend replacing exhaust retaining straps whenever a new silencer is installed to ensure maximum reliability and avoid transferring worn hardware onto new exhaust components.
Each exhaust requires1 X RIGHT 93011117500/1
1 x LEFT 93011115900/1
Related reference numbers
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93011117500
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