do not press the back button…
Your Vehicle
Porsche // Boxster 986/987/981 (1997-2016) // Boxster S 987 MKII 3.4L 2009-12
Enter your VAT number here and click Verify:
Your details have been verified. VAT number registered to:
,
.
Your order will now be zero rated for VAT purposes. We reserve the right to verify these details after your order request has been made and reinstate VAT if required.
Your VAT details were not recognised or were invalid. Your VAT number must be matched to your Billing Country as specified above. This is currently specified as . You do not need to enter the country code part of your VAT number as this has already been selected in your billing address details above.
The VAT number checking service is currently offline. Please supply your VAT details within the comments or special instructions field below and we will apply a VAT discount after placing your order request.
Fuel Tank & Parts
- Porsche Boxster 987 MKII 2.9L 2009-12
- Porsche Boxster S 987 MKII 3.4L 2009-12
- Porsche Cayman 2.9L 987C MKII 2009-12
- Porsche Cayman S / R 3.4L 987C MKII 2009-12
The Genuine Porsche Fuel Line (Part Number: 98720126106) is an original equipment fuel system component associated with the Porsche 987-generation fuel delivery arrangement.
Fits:
- Porsche Boxster 987 MKII 2.9L 2009-12 (USA MARKET ONLY)
- Porsche Boxster S 987 MKII 3.4L 2009-12 (USA MARKET ONLY)
- Porsche Cayman 2.9L 987C MKII 2009-12 (USA MARKET ONLY)
- Porsche Cayman S / R 3.4L 987C MKII 2009-12 (USA MARKET ONLY)
Diagram Ref No 2
Manufactured to Porsche's original equipment specifications, this fuel line is designed to provide a secure passage for petrol between the relevant fuel system components, helping maintain the consistent fuel supply required for reliable engine operation.
The Porsche Boxster and Cayman fuel systems rely on accurately routed, properly sealed fuel lines to transport petrol from the fuel pump towards the engine. These components must withstand fuel exposure, operating pressure, vehicle vibration and changing temperatures while maintaining their sealing integrity.
A correctly functioning fuel line helps ensure that petrol reaches the engine's fuel supply system without unwanted leakage or restriction, supporting efficient combustion, reliable starting and smooth acceleration.
Over time, fuel lines and their connections may deteriorate due to ageing, heat, vibration, corrosion or physical damage. Damaged pipework, weakened seals or loose connections can result in fuel leakage, reduced fuel delivery and potentially serious safety hazards.
A restricted or leaking fuel line may contribute to starting difficulties, hesitation, poor engine performance or fuel pressure problems.
Replacing a damaged or deteriorated fuel line with a Genuine Porsche component helps restore the intended fuel delivery arrangement, maintain secure connections and protect the vehicle against avoidable fuel leaks.
Ideal for fuel system servicing, fuel leak repairs, fuel pump maintenance and Porsche restoration projects, this Genuine Porsche Fuel Line provides an original equipment replacement where part number 98720126106 is specified for the vehicle.
What This Product Does:
The fuel line forms part of the vehicle's petrol delivery system.
Its primary function is to provide a secure passage for fuel between the relevant fuel supply components, supporting the continuous delivery of petrol required for engine operation.
When the engine is running, the fuel pump draws petrol from the fuel tank and supplies it towards the engine's fuel injection system.
The fuel line must maintain a secure, correctly routed connection throughout this process.
Its main functions include:
- Transporting petrol: Provides a passage for fuel to move through the vehicle's fuel delivery system.
- Maintaining fuel system integrity: Helps keep petrol contained within the designed fuel circuit.
- Supporting consistent fuel delivery: Allows fuel to reach the downstream system without unwanted restriction.
- Supporting reliable engine starting: Contributes to the supply of petrol required during engine start-up.
- Maintaining fuel system sealing: Properly fitted connections help prevent fuel leakage.
- Supporting smooth acceleration: Helps maintain adequate fuel availability as engine demand increases.
- Protecting surrounding components: Secure fuel containment reduces the risk of petrol contacting adjacent vehicle parts.
- Maintaining correct fuel line routing: Preserves the intended connection and positioning within the vehicle.
- Supporting fuel system reliability: Helps maintain dependable operation of the fuel pump and associated fuel delivery components.
- Preserving factory specifications: Restores the original Porsche fuel line arrangement for compatible applications.
The fuel line is a passive fuel-carrying component. It does not independently regulate fuel pressure or control fuel injection timing.
Symptoms Of Wear Or Failure:
Fuel lines are exposed to petrol, vibration, changes in operating temperature and environmental contamination.
Although designed for durability, ageing and physical damage may compromise the condition of the line or its fittings.
Common signs of a worn or defective fuel line include:
- Strong petrol smell: A damaged or poorly sealed fuel line may allow petrol vapour or liquid fuel to escape.
- Visible fuel leakage: Wet areas or dripping petrol around the fuel line may indicate a damaged connection or pipe.
- Fuel stains beneath the vehicle: Leaking fuel may leave visible wet patches below the vehicle.
- Cracked or damaged pipework: Physical stress, ageing or impact damage may compromise the line.
- Corrosion around metal sections: Where applicable, corrosion may weaken pipework or associated fittings.
- Damaged or loose connectors: Worn or improperly secured connections can cause fuel seepage.
- Difficulty starting the engine: Significant fuel delivery problems may affect starting performance.
- Engine hesitation: Restricted fuel flow or loss of fuel pressure may contribute to hesitation during acceleration.
- Poor performance under load: Inadequate fuel delivery may become more noticeable during increased engine demand.
- Engine stalling: Severe interruption of fuel supply may prevent the engine from running consistently.
- Reduced fuel pressure: A substantial leak or restriction may interfere with normal fuel system pressure.
- Kinked or crushed fuel line: Incorrect routing or physical damage may restrict fuel flow.
- Damaged retaining clips: Missing or broken supports may allow excessive movement or abrasion.
- Visible abrasion: Contact with surrounding components may gradually wear through the protective surface of the line.
- Fuel system warning or fault codes: Significant fuel delivery problems may contribute to engine management faults.
Why Replacement Matters:
Replacing a damaged fuel line is important for maintaining safe fuel delivery and reliable engine operation.
A deteriorated line or defective connection may allow petrol to escape, presenting a potential fire hazard.
Even a small leak should be addressed promptly, especially where fuel may contact hot or electrical components.
Restrictions within the line can also prevent sufficient petrol from reaching the engine, potentially affecting starting, acceleration and overall performance.
Installing a Genuine Porsche replacement Fuel Line helps to:
- Restore secure fuel containment: Replace damaged pipework and reduce the risk of petrol leakage.
- Improve vehicle safety: Address a confirmed fuel leak before it creates further hazards.
- Maintain consistent fuel delivery: Restore the intended passage for petrol through the fuel system.
- Support reliable starting: Help maintain adequate fuel availability during engine start-up.
- Reduce fuel starvation: Replace restricted, crushed or damaged fuel lines.
- Maintain fuel system pressure: Help preserve pressure integrity where the line forms part of the pressurised fuel circuit.
- Prevent fuel odours: Eliminate petrol smells caused by a confirmed leaking fuel line.
- Protect surrounding components: Reduce unwanted fuel exposure within the vehicle.
- Maintain correct routing: Restore the original line configuration and mounting arrangement.
- Support fuel pump servicing: Provide replacement pipework during relevant fuel system repairs.
- Preserve vehicle originality: Maintain the correct Porsche fuel delivery arrangement.
- Reduce the risk of unexpected breakdowns: Address developing fuel delivery faults before they worsen.
- Maintain Genuine Porsche quality: Use the factory-specified replacement component.
Replacement is particularly recommended when inspection confirms a fuel leak, damaged fittings, corrosion, cracking, abrasion or physical deformation.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
98720126106
The product you are viewing cross references to these numbers
- Porsche Boxster 986 2.5L 1997-99
- Porsche Boxster 986 2.7L 1999-02
- Porsche Boxster S 986 3.2L 1999-02
- Porsche Boxster 986 2.7L 2003-04
- Porsche Boxster S 986 3.2L 2003-04
- Porsche Boxster 987 2.7L 2005-08/08
- Porsche Boxster 987 S 3.2/3.4L 2005-08/08
- Porsche Boxster 987 MKII 2.9L 2009-12
- Porsche Boxster S 987 MKII 3.4L 2009-12
- Porsche 996 C2 3.4L 1997-08/01
- Porsche 996 C2 3.6L 09/01-2005
- Porsche 996 GT2 2001-05
- Porsche 996 GT3 MKI 1999-02
- Porsche 996 GT3 MKII 2003>>
- Porsche 996 GT3 RS 2003-04
- Porsche 997 MK1 Carrera 2 3.6L 2005-08
- Porsche 997 MK1 Carrera 2S 3.8L 2005-08
- Porsche 997 MKII Carrera C2 3.6L 2009-12
- Porsche 997 MKII Carrera C2S 3.8L 2009-12
- Porsche 997 MKII GT3 / GT3 RS 2010-11
- Porsche Cayman 2.7L 987C 2006-08
- Porsche Cayman S 3.4L 987C 2005-08
- Porsche Cayman 2.9L 987C MKII 2009-12
- Porsche Cayman S / R 3.4L 987C MKII 2009-12
Fits:
Porsche 986 Boxster / Boxster S 1997-04
Porsche 987.1 Boxster / Boxster S 2005-08
Porsche 987.2 Boxster / Boxster S 2009-12
Porsche 987C.1 Cayman / Cayman S 2005-08
Porsche 987C.2 Cayman / Cayman S 2009-12
Porsche 996 C2 1998-05
Porsche 996 GT2 2001-05
Porsche 996 GT3 1999-05
Porsche 997.1 C2/C2S 2005-08
Porsche 997.2 C2/C2S 2009-12
Porsche 997.2 GT3 / GT3 RS 2010-11 (I082 - for cars with 90LTR Fuel Tank)
Click 'Zoom in' for large parts diagram.
Diagram ref no 7 (RIGHT) / 8 (LEFT).
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99720110
The product you are viewing cross references to these numbers
- Porsche Boxster 986 2.5L 1997-99
- Porsche Boxster 986 2.7L 1999-02
- Porsche Boxster S 986 3.2L 1999-02
- Porsche Boxster 986 2.7L 2003-04
- Porsche Boxster S 986 3.2L 2003-04
- Porsche Boxster 987 2.7L 2005-08/08
- Porsche Boxster 987 S 3.2/3.4L 2005-08/08
- Porsche Boxster 987 MKII 2.9L 2009-12
- Porsche Boxster S 987 MKII 3.4L 2009-12
- Porsche 996 C2 3.4L 1997-08/01
- Porsche 996 C2 3.6L 09/01-2005
- Porsche 996 GT2 2001-05
- Porsche 996 GT3 MKI 1999-02
- Porsche 996 GT3 MKII 2003>>
- Porsche 996 GT3 RS 2003-04
- Porsche 997 MK1 Carrera 2 3.6L 2005-08
- Porsche 997 MK1 Carrera 2S 3.8L 2005-08
- Porsche 997 MKII Carrera C2 3.6L 2009-12
- Porsche 997 MKII Carrera C2S 3.8L 2009-12
- Porsche Cayman 2.7L 987C 2006-08
- Porsche Cayman S 3.4L 987C 2005-08
- Porsche Cayman 2.9L 987C MKII 2009-12
- Porsche Cayman S / R 3.4L 987C MKII 2009-12
Fits:
Porsche 986 Boxster 1997-2004
Porsche 996 Carrera 2 1998-2004
Porsche 996 GT2 / GT3 2001-2004
Porsche 987 Boxster 2005-2008
Porsche 987C Cayman 2006-2008
Porsche 987.2 Boxster 2009-2012
Porsche 987C.2 Cayman 2009-2012
Porsche 997 C2 / C2S 2005-2008
Porsche 997 C2 / C2S 2009-2012
Click 'Zoom in' for large parts diagram.
Diagram ref no 9
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99620110800
The product you are viewing cross references to these numbers
- Porsche Boxster 987 MKII 2.9L 2009-12
- Porsche Boxster S 987 MKII 3.4L 2009-12
- Porsche 997 MKII Carrera C2 3.6L 2009-12
- Porsche 997 MKII Carrera C2S 3.8L 2009-12
- Porsche Cayman 2.9L 987C MKII 2009-12
- Porsche Cayman S / R 3.4L 987C MKII 2009-12
Fits:
Porsche 987.2 Boxster 2009-12
Porsche 987C.2 Cayman 2009-12
Porsche 997.2 C2 / C2S 2009-12
Click 'Zoom in' for large parts diagram.
Diagram ref no 1
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99720102206
The product you are viewing cross references to these numbers
Fuel Tanks & Components – Reliable Fuel Storage and Performance for Porsche Vehicles
Your Porsche’s fuel tank is the foundation of its fuel system, storing and supplying petrol safely to the engine. Working alongside essential components such as tank straps, seals, fittings, filters, and breather valves, the fuel tank ensures efficient flow, pressure stability, and safety in every driving condition.
At Design911, we offer a wide range of fuel tanks and replacement parts designed for Porsche models across generations — from air-cooled classics to high-performance GT cars. Each component is built from corrosion-resistant materials to deliver long-lasting durability, leak-free sealing, and reliable performance.
Whether you’re restoring a vintage 911 or maintaining a modern Porsche, our manufacturer-quality tanks and fittings provide superior build quality and exact fitment for peace of mind and long-term reliability.
What Do Fuel Tanks and Their Components Do?
The fuel tank stores petrol and ensures safe, uninterrupted supply to the fuel pump and injection system. Supporting parts such as hoses, straps, seals, and sensors maintain pressure balance and structural integrity.
Core Functions:
- Stores
and protects fuel from contamination and evaporation.
- Provides
consistent delivery to the fuel pump and injectors.
- Ventilation
and pressure regulation via breather systems.
- Ensures safe operation through leak prevention and corrosion resistance.
A properly functioning tank and its fittings are vital for engine performance, efficiency, and safety — especially in performance-focused Porsche engines.
Why Do Fuel Tanks and Components Fail?
Fuel tanks and fittings are constantly exposed to harsh conditions — fuel vapours, moisture, and road debris — all of which can lead to deterioration over time.
Common Causes of Failure Include:
- Corrosion
and rust due to moisture and ethanol-blended fuels.
- Cracked
hoses or fittings, leading to leaks and pressure loss.
- Deteriorated
seals or gaskets causing vapour emissions or odours.
- Physical
damage from road debris or accidents.
- Internal contamination from old fuel or sediment buildup.
Symptoms of fuel tank issues include fuel smells, visible leaks, poor pressure, or inconsistent fuel delivery, all of which affect performance and safety.
Why Replace with Precision-Engineered Fuel Tanks and Parts?
Upgrading or replacing damaged or aged components restores the integrity and safety of your Porsche’s fuel system. Our precision-fit, corrosion-resistant tanks and parts are designed to maintain proper fuel delivery and ventilation while preventing leaks and emissions.
Key Benefits:
- Restores reliable fuel storage and pressure regulation.
- Prevents leaks, vapour loss, and performance issues.
- Improves fuel efficiency and drivability.
- Constructed from high-grade steel or composite materials.
- Direct-fit
replacement for classic and modern Porsche models.
- Long-lasting protection against corrosion and vibration damage.
Essential for restorations and repairs, these components help ensure your Porsche continues to perform with precision and confidence.
Highlights:
- High-quality Porsche fuel tanks and replacement components.
- Corrosion- and pressure-resistant construction.
- Direct-fit
compatibility for a wide range of Porsche models.
- Ensures safe, efficient fuel storage and delivery.
- Ideal for restorations, upgrades, and maintenance projects.
- Designed for long-term reliability and performance.
