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Design 911 Design 911 supply Porsche parts, Porsche spares and Porsche accessories, to both retail and to the trade. Our Porsche product and accessory range includes brakes, exhausts, tyres, wheels and Porsche panels and interiors. https://d911api.datadial.net/images/schemaLogo.png https://d911api.datadial.net/images/schemaLogo.png +443456003478 https://d911api.datadial.net Facebook Instagram

Turbo Chargers / Intercoolers & Parts

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DISPLAYING 17 to 29 (of 29 products)
1 2
TTE10063
Product Information
Product Information
tte

TTE650 upgrade turbocharger for Porsche 993 / 996

Product Highlights:

• Original BWTS turbocharger as base part
• Early response
• BWTS cast compressor 6+6 BLADE
• BWTS High-Flow clipped turbine
• BWTS Upgrade bearing pack
• Plug and Play installation
• 650 PS Capable
• Proven TheTurboEngineers quality
• Single parts finely balanced then components assembled and core high-speed VSR balanced
• Supplied with a balance test result document
• Made in Germany
TTE10065
Product Information
Product Information
tte

TTE800 upgrade turbocharger for Porsche 993 / 996

Introducing our TTE800 upgrade performance turbochargers based on the original K24 turbochargers to new higher output specification. Offering an upgrade to over 800PS.

Engineered & Enhanced

At the core of our TTE800 upgrade stage is a much larger TTE compressor wheel, chosen because it is highly efficient and creates an extremely high flow for comparative size. Re-Profiled compressor cover to optimised tolerance to ensure maximum compressor efficiency is given.


We CNC mill the exhaust turbine housing to accept a larger 9 blade turbine and shaft.

Special profile 360 deg high-performance motorsport journal bearing is fitted, to remain durable at higher loads with no loss in transient response. The actuator used is sprung OE unit set at 0.8bar crack pressure(1.0bar if wanted)

Equilibrium:

Precisely balancing our turbochargers is a key critical factor to become a TTE upgrade unit as longevity and performance are paramount. Good balance improves acoustics also. Subsequent great care is taken with all TTE turbochargers to achieving our balance standards. Firstly parts are balanced at slow speeds up to 2800RPM in multiple planes using our single parts machine, then components are assembled and then the CHRA are dynamically balanced, but this time depending on application at up to 250,000 RPM in multiple planes using our in-house VSR machine to acquire the ultimate equilibrium, to a standard far higher than OEM. Each turbocharger is supplied with a serial numbered balance test result document.

• Original BorgWarner turbocharger as the base part
• TTE Billet geometry compressor 54.5MM inlet
• TTE 9 Blade High-Flow Low-Mass turbine
• TTE Upgrade bearing pack
• 800PS+ Capable on 102Ron
• Single parts finely balanced then components assembled and core high-speed VSR balanced
• Supplied with a balance test result document
• Proven TheTurboEngineers quality
• Made in Germany
FMAC993
Product Information
Product Information
These pair of replacement actuators, for the Porsche 993 Turbo , utilise the latest design to eradicate the failures often associated with the original actuators and are supplied complete with brackets ready to install. This product is assembled with springs suitable for at or slightly above factory boost levels.

forge

This item comes with stock springs 5 psi (spool up) - 10 psi (running pressure) Green Springs product code FMAS049G. Additional springs are required for tuning to custom boost levels.

Fits:
Porsche 993 Turbo

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FMAC993
99312311550
99312311551

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FMAS049
Product Information
Product Information
Yellow springs - 1 Bar = 9 - 15Psi
Blue springs - 1.2 Bar = 14 - 18Psi
Red springs - 1.4 Bar = 17.5 - 20Psi

forge

Please note you would need to buy a pair as they are sold as EACH

The Replacement Actuators Part No. 99612300010 are assembled with Green springs - Standard Psi suitable for at or slightly above factory boost levels.

Additional springs are required for tuning to custom boost levels.

Fit:
Porsche 996 Turbo
Porsche 996 GT2
Porsche 993 Turbo

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

FMAS049
99612311572
99612311672

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Special Order item
99312311551
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Turbo Charger Control Box Vacuum Unit.

porsche

Fits:
Porsche 993 Turbo

Click 'Zoom in' for large parts diagram.
Diagram ref no 14

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99312311551
99312311551

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99310712
Product Information
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Turbo Charger Oil Container.

 
porsche

Fits:
Porsche 993 Turbo

Click picture for large parts diagram.
Diagram ref no 9.

Left or Right
Please Select below.



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Related, superseded, cross reference or alternative numbers for comparison.

99310712
99310712751
99310712851
99310712753

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99312301
Product Information
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Units listed are direct replacement for the standard KKK K24 Turbochargers.

BorgWarner ref no 53249887003 / 53249887004.

Fits:
Porsche 993 GT2

REPLACEMENT
These turbos are a direct installation in replacement of your factory turbos.

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

99312301
99312301382
53249887003
99312301482
53249887004

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Special Order item
99310712554
Product Information
Product Information
Turbocharger Oil Pipe. LEFT.


porsche

Fits:
Porsche 993 1995-98

Click 'Zoom in' for large parts diagram.
Diagram ref no 18



Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

99310712554
99310712553
99310712554

The product you are viewing cross references to these numbers
Special Order item
99310712654
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Product Information
Turbocharger Oil Pipe. RIGHT.


porsche

Fits:
Porsche 993 1995-98

Click 'Zoom in' for large parts diagram.
Diagram ref no 18



Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

99310712654
99310712653
99310712654

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Special Order item
99311033751
Product Information
Product Information
Turbocharger Shut-off Valve.

porsche

Fits:
Porsche 964 Turbo 1991-94
Porsche 993 Turbo 1995-98
Porsche 996 Turbo / GT2 2001-05
Porsche 944 Turbo 1985-91

Click 'Zoom in' for large parts diagram.
Diagram ref no 25

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Related, superseded, cross reference or alternative numbers for comparison.

99311033751
99311033751
99311033750

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99311033751/1
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Product Information
Turbocharger Shut-off Valve.

oematch

Fits:
Porsche 964 Turbo 1991-94
Porsche 993 Turbo 1995-98
Porsche 996 Turbo / GT2 2001-05
Porsche 944 Turbo 1985-91

Click 'Zoom in' for large parts diagram.
Diagram ref no 25

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

99311033751
99311033751
99311033750

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Special Order item
99310731
Product Information
Product Information
Turbocharger Vent Line. Porsche 993 Turbo

porsche

Fits:
Porsche 993 TURBO 1995-98

Click 'Zoom in' for large parts diagram.
Diagram ref no 19

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

99310731
99310731252
99310731153
99310731254

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99312301
Product Information
Product Information
Units listed are direct replacement for the standard Turbo chargers including the Actuators.

BorgWarner ref no 53169886736 / 53169886735.

Fits:
Porsche 993 Turbo

REPLACEMENT
These turbos are a direct installation in replacement of your factory turbos.

Click 'Zoom in' for large parts diagram.
Diagram ref no 1 (LEFT) or 2 (RIGHT)

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

99312301
99312301352
99312301452
99312301351
99312301451
993123013CX
993123013DX

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DISPLAYING 17 to 29 (of 29 products)
1 2
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About Turbo Chargers / Intercoolers & Parts

Turbochargers, Intercoolers & Parts – Precision-Engineered Performance for Porsche Engines

A turbocharger increases your Porsche’s power and efficiency by forcing more air into the engine’s combustion chamber, while the intercooler cools that compressed air to improve performance and reliability. Together, these components deliver the exhilarating acceleration and responsiveness that define Porsche engineering.

At Design911, we offer a comprehensive selection of turbochargers, intercoolers, and related components for Porsche models old and new. Manufactured using high-grade materials and advanced balancing technology, our range ensures consistent boost pressure, superior cooling efficiency, and long-term durability under extreme conditions.

Whether you’re restoring a classic 911 Turbo, upgrading a Cayman for track use, or replacing worn components on a modern model, our high-quality turbo and intercooler parts guarantee unmatched performance and reliability.

What Do Turbochargers & Intercoolers Do?

Turbochargers and intercoolers work together to enhance engine power, efficiency, and response.

Core Functions:

  • Turbocharger: Compresses intake air to increase the engine’s air/fuel ratio, producing greater power.
  • Intercooler: Reduces the temperature of compressed air before it enters the engine, improving combustion and preventing knock.
  • Associated Parts: Turbo hoses, valves, clamps, and cooling lines maintain consistent boost pressure and reliable airflow.

Together, these systems optimise power delivery, throttle response, and engine longevity — key to achieving Porsche’s hallmark driving experience.

Why Do Turbochargers & Intercoolers Fail?

Turbo and intercooler systems operate under extreme temperatures and pressure. Over time, wear and heat cycling can cause performance degradation or failure.

Common Causes of Failure Include:

  • Oil contamination or starvation damaging the turbo bearings.
  • Boost leaks from worn seals, cracked hoses, or gaskets.
  • Intercooler clogging due to debris or oil residue.
  • Excessive exhaust temperatures leading to turbine damage.
  • Corrosion or heat fatigue from prolonged high-speed driving.

Symptoms of failure include whining noises, loss of power, blue or black exhaust smoke, poor boost response, or oil leaks around the turbo system. Addressing these early can prevent costly repairs and maintain performance.

Why Replace Components?

Replacing a worn turbocharger or intercooler with a precision-engineered, high-performance alternative restores full boost pressure, temperature control, and efficiency — ensuring your Porsche performs as intended.

Key Benefits:

  • Restores boost pressure and throttle response.
  • Improves air cooling and power delivery.
  • Prevents oil and boost leaks.
  • Constructed from lightweight, heat-resistant materials.
  • Direct-fit compatibility for Porsche 911, Cayman, Boxster, Macan, Panamera and more.
  • Ideal for performance upgrades, maintenance, or rebuilds.

High-quality turbo and intercooler components are essential for reliable, sustained performance in both road and track environments.

Highlights:

  • Turbochargers, intercoolers & related parts for Porsche models.
  • Precision-engineered to enhance airflow, boost, and cooling.
  • Heat-resistant construction ensures durability and performance.
  • Perfect for maintenance, upgrades, or complete rebuilds.
  • Supports Porsche 911, Cayman, Boxster, Panamera and more.
  • Optimised for performance and reliability under extreme load.

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