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Exhaust Fitting Kits
- Porsche 911 1965-1968 2.0L / 912 SWB (F)
- Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
- Porsche 911 1978-1983 3.0L / SC
Exhaust heat exchanger fitting kit. Includes studs and nuts made out of titanium.
These titanium components are resistant to rust and corrosion, which can be a common issue with traditional steel studs and nuts. This corrosion resistance ensures that the studs and nuts maintain their integrity, allowing for easy removal and installation when necessary. They are the perfect upgrade for Porsche enthusiasts who demand the ease of access to vehicle's exhaust system.
Fits:
Porsche 911 1965-83
This kit is comprised of the following items:
- Porsche 911 1978-1983 3.0L / SC
- Porsche 911 1984-1986 3.2L
- Porsche 911 1987-1989 3.2L G50
- Porsche 911 1978-1989 3.3L Turbo (930)
Mounting kit for heat exchanger.

Fits:
Porsche 911 Carrera 3.2ltr - 1984 to 1989
Porsche 911 turbo (930 turbo) 3.3ltr 1984 to 1989
Kit includes:
1 x Large gasket for mounting heat exchanger to intermediate tube
3 x Gasket for heat exchanger to cylinder head. 3 pcs. required for each heat exchanger
3 x Bolt, M8x1.25x40mm
3 x Nut M8x1.25, for mounting heat exchanger to cylinder head
3 x Lock nut, M8x1.25
3 x Nut, M8x1.25
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
EXHFITTING.911.2
The product you are viewing cross references to these numbers
This kit is comprised of the following items:
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
- Porsche 911 1978-1983 3.0L / SC
- Porsche 911 1984-1986 3.2L
- Porsche 911 1987-1989 3.2L G50

Fits:
Porsche 911 G model with 3.6 L engine 2.7-3.2L 08/1973-07/1989
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
1620650200
The product you are viewing cross references to these numbers
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
- Porsche 911 1978-1983 3.0L / SC

Fits:
Porsche 911 1974-84
*If using with 1985 onwards 3.2L you may need 6x 93011119112 42mm bore Manifold gaskets
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
PCG91121100
The product you are viewing cross references to these numbers
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
- Porsche 911 1978-1983 3.0L / SC
- Porsche 911 1984-1986 3.2L

Fits:
Porsche 911 2.7L / 3.0L / *3.2L 08/73-07/85
*If used with 1984 onwards 3.2L you may need 6x 93011119112/1 42mm bore Manifold gaskets
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
PCG91121100
The product you are viewing cross references to these numbers
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
- Porsche 911 1978-1983 3.0L / SC
The OE Match Mounting Kit is a high-quality installation hardware kit designed to provide the essential fasteners and fittings required for the secure installation or replacement of compatible Porsche components. Manufactured to OE specifications for fit, strength and durability, this kit contains premium-quality mounting hardware to ensure reliable assembly, correct alignment and long-lasting performance.
Fits:
Porsche 911 SC/911 Carrera 2.7L-3.0L 08/1975-07/1983
Porsche 930 (not turbo) 2.7L-3.0L 08/1975-07/1983
Kit Includes:
3x Exhaust metal band
3x Lock nut, M8x1.25mm, cu. plated
3x Bolt, M8x12.5x40mm
1x Gasket for rear exhaust to intermediate exhaust
Produced from high-strength, corrosion-resistant materials, the components are engineered to withstand vibration, mechanical loads and harsh environmental conditions. Whether used during repairs, maintenance or restoration work, the mounting kit helps ensure professional-quality installation while replacing worn, damaged or corroded original hardware.
What This Product Does:
- Provides the essential hardware required for component installation.
- Secures replacement parts safely and correctly.
- Maintains proper alignment of installed components.
- Replaces worn, corroded or damaged original fixings.
- Helps reduce vibration and component movement.
- Supports reliable long-term installation.
- Simplifies repair and maintenance work.
- Forms an essential part of a professional component replacement.
Symptoms Of Wear Or Failure:
- Loose or misaligned components.
- Excessive vibration or rattling.
- Corroded, seized or broken fasteners.
- Missing mounting hardware.
- Difficulty tightening or securing components.
- Damaged or stripped threads.
- Premature wear caused by component movement.
- Increased noise from loosely mounted parts.
- Visible corrosion or deterioration of fixings.
- Reduced reliability of installed components.
Why Replacement Matters:
- Mounting hardware is continually exposed to vibration, moisture, road salt, heat and mechanical stress. Over time, fasteners can corrode, stretch, seize or lose their clamping force, reducing their ability to secure components correctly.
- Reusing old or damaged hardware can lead to poor fitment, unwanted movement, increased vibration and premature wear of replacement parts. In some cases, weakened fixings may fail completely, affecting the reliability and safety of the installed component.
- Replacing the mounting hardware whenever major components are serviced or replaced helps ensure secure installation and long-term durability. The OE Match Mounting Kit provides factory-style fitment, corrosion-resistant construction and dependable performance, making it the ideal choice for high-quality Porsche repairs, restorations and preventative maintenance.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
92201KIT
The product you are viewing cross references to these numbers
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
- Porsche 911 1978-1983 3.0L / SC
OE Match Mounting Kit for One Heat Exchanger
2 required per car
Ensure your Porsche's heat exchangers are securely mounted
with this OE Match Heat Exchanger Mounting Kit, designed for selected Porsche
911 models. Manufactured to original equipment specifications, this
comprehensive fitting kit contains the essential hardware required to correctly
install and support the heat exchangers, restoring factory fitment, reducing
vibration and ensuring long-term reliability.
Fits:
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
- Porsche 911 1978-1983 3.0L / SC
Kit included:
1x Large gasket for mounting heat exchanger to intermediate tube
3x Gasket for heat exchanger to cylinder head. 3 pcs. required for each heat exchanger
3x Bolt, M8x1.25x40mm
3x Nut M8x1.25, for mounting heat exchanger to cylinder head
3x Lock nut, M8x1.25
3x Nut, M8x1.25
Whether you're replacing worn heat exchangers, installing a new exhaust system or restoring a classic Porsche 911, fitting new mounting hardware helps ensure every component is securely fastened and correctly aligned.
What Does the Heat Exchanger Mounting Kit Do?
The mounting kit secures the heat exchangers to the engine and exhaust system, ensuring they remain correctly positioned while allowing for normal expansion and contraction caused by exhaust heat.
Its primary functions include:
- Securing the heat exchangers safely to the engine.
- Maintaining correct exhaust alignment.
- Supporting the vehicle's cabin heating system.
- Reducing vibration and unwanted movement.
- Helping prevent exhaust leaks caused by loose fixings.
- Ensuring safe, reliable operation of the exhaust and heating systems.
Using the correct mounting hardware is essential for both exhaust performance and efficient cabin heating.
Why Do Heat Exchanger Mounting Kits Fail?
Heat exchanger fixings operate in one of the harshest
environments on the vehicle, where they are exposed to continual heat,
moisture, corrosion and vibration. Common causes of failure include:
- Rust and corrosion of nuts, bolts and washers.
- Seized or damaged exhaust studs
- Heat cycling weakening fasteners over time.
- Road salt accelerating corrosion.
- Damage during exhaust removal.
- Fatigue caused by years of engine vibration and thermal expansion.
As the hardware deteriorates, heat exchangers can become loose, leading to exhaust leaks, vibration and poor alignment.
When Should the Heat Exchanger Mounting Kit Be Replaced?
The mounting hardware should always be inspected whenever
the heat exchangers or exhaust system are removed. Replacement is recommended
if you notice:
- Corroded or seized fixings.
- Broken or stretched fasteners.
- Loose heat exchangers.
- Exhaust leaks around mounting points.
- Excessive vibration or rattling.
- Damaged washers or mounting plates.
Many Porsche specialists recommend replacing the complete mounting kit whenever new heat exchangers are fitted to ensure reliable installation and avoid reusing weakened hardware.
- Porsche 911 1965-1968 2.0L / 912 SWB (F)
- Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
- Porsche 911 1978-1983 3.0L / SC

Fits:
Porsche 911 E/S (mech. injection) 2.3L-2.7L 08/1971-07/1976
Porsche 911 T (not mech.injection) 2.0L-2.4L 01/1963-07/1973
Porsche 911/911S/911 Carrera 2.7L 08/1973-07/1975
Kit included:
4 gaskets, nuts & bolts
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
91011KIT
The product you are viewing cross references to these numbers
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
- Porsche 911 1978-1983 3.0L / SC
- Porsche 911 1984-1986 3.2L
- Porsche 911 1987-1989 3.2L G50
The OE Match Mounting Kit for Pre-Silencer / Intermediate Exhaust is a comprehensive installation kit designed to provide all the essential hardware required when fitting or replacing the pre-silencer or intermediate exhaust section on compatible Porsche models. Manufactured to OE specifications for fit, strength and durability, this kit ensures secure installation, correct alignment and reliable sealing of exhaust components.
Kit Includes:
1x Large gasket for mounting heat exchanger to intermediate tube
1x Gasket for rear exhaust to intermediate, exhaust
1x Gasket
9x Bolt, M8x1.25x40mm
9x Lock nut, M8x1.25, cu. plated
Fits:
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
- Porsche 911 1978-1983 3.0L / SC
- Porsche 911 1984-1986 3.2L
- Porsche 911 1987-1989 3.2L G50
The kit typically includes high-quality fasteners, clamps, nuts, bolts, washers and sealing hardware where applicable, all manufactured from corrosion-resistant materials capable of withstanding the extreme temperatures and harsh operating conditions of the exhaust system. It is the ideal solution when replacing worn or corroded original fittings during exhaust repairs or upgrades.
What This Product Does:
- Provides the essential hardware required for pre-silencer or intermediate exhaust installation.
- Secures exhaust components safely and correctly.
- Maintains proper exhaust alignment.
- Helps create leak-free exhaust connections.
- Replaces worn, seized or corroded original mounting hardware.
- Reduces vibration and movement within the exhaust system.
- Simplifies exhaust servicing and installation.
- Forms an essential part of a professional exhaust repair or replacement.
Symptoms Of Wear Or Failure:
- Exhaust blowing or gas leaks.
- Loose or misaligned exhaust components.
- Rattling or knocking noises from the exhaust system.
- Corroded or seized nuts, bolts or clamps.
- Broken or missing fixing hardware.
- Increased exhaust vibration.
- Difficulty securing replacement exhaust components.
- Premature gasket wear caused by loose joints.
- Excessive exhaust movement during driving.
- Visible rust or deterioration of mounting components.
Why Replacement Matters:
- Exhaust mounting hardware is continuously exposed to extreme temperatures, moisture, road salt and vibration. Over time, these conditions can cause fasteners to corrode, seize or lose their clamping force, making it difficult to achieve a secure and leak-free installation when replacing exhaust components.
- Reusing old hardware may result in poor alignment, exhaust leaks, unwanted vibration and premature failure of newly installed exhaust parts. Damaged or weakened fixings can also make future servicing more difficult and increase the likelihood of broken studs or seized fasteners.
- Replacing all associated mounting hardware during exhaust repairs ensures a secure installation and helps maximise the lifespan of the exhaust system. The OE Match Mounting Kit provides factory-style fitment, durable corrosion-resistant components and dependable long-term performance, helping maintain the reliability, refinement and performance expected from your Porsche.
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exhaust system 911 SC 1978-83 202-00
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replacement transmission, transmission case SPM - G 925/16 - 911 1978-83 308-00
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YORK compressor mounting and driving mechanism 911 1978-83 813-30
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NIPPONDENSO compressor mounting and driving mechanism 911 TURBO 1978-83 813-35
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battery, fuse box 911 1978-83 902-00
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mounting plate, relay, sender, fanfare 911 1978-83 903-00
Exhaust Fitting Kits for Porsche | Complete Installation & Repair Solutions
The exhaust fitting kit is an essential component of any exhaust installation, replacement, or upgrade. It ensures that all joints, clamps, seals, and brackets in your Porsche’s exhaust system are correctly aligned and securely fastened, preventing leaks and maintaining proper exhaust flow.
At Design911, we supply a wide range of exhaust fitting kits designed to match Porsche exhaust systems with manufacturer-level accuracy. Each kit includes high-quality gaskets, clamps, bolts, nuts, seals, and mounting hardware, ensuring a professional, leak-free fit — whether you’re restoring a classic 911 or maintaining a modern performance model.
Our fitting kits are manufactured to exact tolerances from corrosion-resistant materials, guaranteeing a long-lasting seal and reliable performance under high-temperature, high-pressure conditions.
What Do Exhaust Fitting Kits Do?
An exhaust fitting kit provides the components required to properly install, secure, or replace sections of your Porsche’s exhaust system. These parts ensure stability, prevent vibration, and maintain airtight joints for optimum exhaust efficiency.
Core Functions:
- Seals
exhaust joints to prevent gas leaks and noise.
- Secures
exhaust components such as pipes, silencers, and catalytic converters.
- Reduces
vibration and movement caused by engine motion.
- Ensures
proper exhaust alignment for optimal flow and pressure balance.
- Maintains performance and compliance with emissions standards.
Using a dedicated Porsche exhaust fitting kit ensures your system functions exactly as intended — improving both performance and reliability.
Why Do Exhaust Fitting Components Fail?
Due to constant exposure to heat, vibration, and corrosive exhaust gases, fitting components are prone to wear over time.
Common Causes of Failure Include:
- Rust
and corrosion from road salt or moisture.
- Thermal
fatigue from repeated heating and cooling cycles.
- Loose
fittings causing leaks or rattles.
- Worn
seals or gaskets leading to reduced exhaust pressure.
- Cracked or weakened clamps and bolts from prolonged vibration.
A failing fitting kit can lead to loud exhaust noise, loss of performance, emission leaks, or even component misalignment. Replacing these parts is essential for safety, efficiency, and sound quality.
Why Replace or Upgrade Your Exhaust Fitting Kit?
Replacing old or damaged fitting components with precision-engineered replacements ensures your Porsche’s exhaust system performs at its best.
Key Benefits:
- Restores proper exhaust sealing and flow.
- Reduces exhaust leaks and unwanted noise.
- Improves durability and vibration resistance.
- Crafted from high-grade stainless steel and heat-resistant materials.
- Compatible with standard and performance exhaust systems.
- Direct-fit design for Porsche 911, Cayman, Boxster, Panamera, Macan and more.
Whether installing a new exhaust system or carrying out maintenance, using a complete fitting kit guarantees a professional finish and long-lasting results.
Highlights:
- Complete exhaust fitting kits for Porsche models.
- Includes clamps, bolts, gaskets, and seals for perfect alignment.
- Designed for precision fitment and long-term reliability.
- Prevents leaks and optimises exhaust pressure balance.
- Ideal for exhaust upgrades, repairs, and restorations.
- Manufactured from corrosion- and heat-resistant materials.