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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://www.design91.uk/images/schemaLogo.png https://www.design91.uk/images/schemaLogo.png +443456003478 https://www.design91.uk Facebook Instagram
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Porsche > 997 (911) MK1 2005-2008 > 997 MK1 TURBO 2007-09 > Engine Tuning >

Hoses / Kits

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High flowing turbo inlet hose kit. Porsche 997.1 Turbo 2007-2009 - DO88
5
High flowing turbo inlet hose kit. Porsche 997.1 Turbo 2007-2009
DO88-KIT76S
Product Information
Product Information
High flowing turbo inlet hose kit

doeighteight

To Fits:
Porsche 911.1 Turbo & GT2 2007 to 2009, H6 Twin Turbo (473hp, 523hp) Tiptronic or 6 Speed Manual

Significant advantages with do88's Porsche Performance Silicone Hoses:

• Silicone rubber reinforced with 4 layer polyester fabric
• These Hoses have a much larger overall inner diameter for improved air flow!
• Smooth flow transitions!
• Excellent thermal properties, these Hoses will not absorb heat from the engine!
• The Hoses are reinforced with stainless steel wire which eliminates risk of implosion on such a high powered engine!
• Inner layer of Fluorosilicone rubber to extend the chemical resistance of the Hose!

This Do88 Silicone Hose Kit includes everything you need for installation;
• 2 x Wire-reinforced Silicone Hoses,
• CNC machined VTG adaptors,
• Stainless Steel Clamps
• CNC machine air port.
Silicone Boost Hoses Kit DesignTek for Porsche 997 Turbo - 99711063101, 99711063102, 99711063001, 99711063002, 99711064403, 99711064503
1
Silicone Boost Hoses Kit DesignTek for Porsche 997 Turbo
3603300003
Product Information
Product Information
DesignTek Silicone Boost Pipes / Hoses

Porsche 997 Twin Turbo high performance silicone intake hose kit adds +15Bhp. Fits all Porsche 997TT models worldwide. These are super strong super durably heavy duty replacement hoses for the weakest link and "Achilles heel" in all Porsche 997 Turbo factory stock hoses. The factory 997 TT hoses and clamping systems work adequately on stock cars but once you modify the car and have more boost you need our heavy duty race quality silicone hose kit to eliminate the hoses from expanding.

Fits:
Porsche 997 Turbo
Porsche 997 GT2

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Related, superseded, cross reference or alternative numbers for comparison.

3603300003
99711063101
99711063102
99711063001
99711063002
99711064403
99711064503

The product you are viewing cross references to these numbers
DISPLAYING 1 to 2 (of 2 products)
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About Hoses / Kits

Porsche Performance Hoses & Hose Kits - Engine Reliability & Cooling Upgrades

Engine Hoses and Hose Kits are responsible for transporting coolant, air, oil, and vacuum throughout the engine system. In high-performance or high-mileage Porsche vehicles, upgraded hoses are essential for maintaining pressure integrity, managing heat, and preventing leaks that can lead to serious engine damage.

Available from Design911, Porsche performance hose kits are engineered using high-quality materials such as reinforced rubber and silicone to deliver improved durability, heat resistance, and reliability in tuned, track-driven, and enthusiast-owned vehicles.

What Do Engine Hoses & Hose Kits Do?

Hoses and hose kits ensure the safe and efficient transfer of fluids and air within the engine system.

Core Functions:

  • Carry coolant, oil, air, and vacuum signals.
  • Maintain system pressure and flow integrity.
  • Support consistent engine cooling and lubrication.
  • Prevent leaks and fluid loss.
  • Enable reliable engine operation under load.

Proper hose function is critical for engine safety and performance.

Why Do Engine Hoses Fail?

Factory hoses are subject to heat, pressure, and chemical exposure, leading to degradation over time. Common failure causes include:

  • Rubber hardening and cracking due to heat cycles.
  • Oil contamination weakening hose material.
  • Swelling or collapse under increased pressure.
  • Age-related deterioration and fatigue.
  • Increased thermal load from tuned engines.

Failed hoses can result in coolant loss, overheating, oil leaks, or sudden engine failure.

Why Upgrade to Performance Hose Kits?

Performance hoses are designed to withstand higher temperatures and pressures.

Upgrade Benefits:

  • Improved resistance to heat, oil, and pressure.
  • Reinforced construction for long-term durability.
  • Reduced risk of leaks and hose collapse.
  • Ideal for tuned, track, and high-output engines.
  • Comprehensive kits simplify maintenance and upgrades.

Upgrading hoses improves reliability and protects critical engine systems.

Highlights

  • Porsche performance engine hoses and kits
  • Improved durability and heat resistance
  • Designed for tuned and high-performance engines
  • Reduces risk of leaks and hose failure
  • Ideal for preventative maintenance and rebuilds       

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