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Your Vehicle  //  Porsche  //  991 (911) MK2 2016-2019  //  991.2 Targa 4S / GTS 3.0L (420/450 Bhp) 2016-19

Oil Radiators / Heat Exchangers

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DISPLAYING 1 to 3 (of 3 products)
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0PB115441
Product Information
Product Information
Engine oil cooler gasket.

Fits:
Porsche 987.2 Boxster 2009-12
Porsche 981 Boxster 2012-16 Incl Spyder
Porsche 987C.2 Cayman 2009-12
Porsche 981C Cayman 2012-16 Incl. GT4
Porsche 997.2 Carrera 2009-12
Porsche 997.2 Turbo 2010-13
Porsche 991.1 Carrera 2012-16
Porsche 991.2 Carrera 2017-18
Porsche 991 Turbo 2014-18
Porsche 955 Cayenne S / Turbo 4.5L 2003-06
Porsche 957 Cayenne S / GTS / Turbo 4.8L 2007-10

Click 'Zoom in' for large parts diagram.
Diagram ref no 16

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Related, superseded, cross reference or alternative numbers for comparison.

0PB115441
94810717500
0PB115441
249.070

The product you are viewing cross references to these numbers
0PB115441/1
Product Information
Product Information

This OE Match engine oil cooler gasket seals the heat exchanger joint. it is a replacement sealing component for repairs involving leakage at the cooler connection or dismantling of the heat exchanger assembly.

Fits

  • Porsche 987.2 Boxster 2009-12
  • Porsche 981 Boxster 2012-16 Incl Spyder
  • Porsche 987C.2 Cayman 2009-12
  • Porsche 981C Cayman 2012-16 Incl. GT4
  • Porsche 997.2 Carrera 2009-12
  • Porsche 997.2 Turbo 2010-13
  • Porsche 991.1 Carrera 2012-16
  • Porsche 991.2 Carrera 2017-18
  • Porsche 991 Turbo 2014-18
  • Porsche 955 Cayenne S / Turbo 4.5L 2003-06
  • Porsche 957 Cayenne S / GTS / Turbo 4.8L 2007-10

Check fitment for your specific vehicle (model, year, engine) before ordering.

Diagram ref no 7


Required Quantity: 
Two gaskets are required for the heat exchanger assembly

This gasket forms part of the engine oil cooler, also described as the heat exchanger, and its connection to the oil filter console or oil-conducting housing. The cooler manages heat in the lubrication system, while the gasket seals the joint where the components meet. Its sealing action depends on correct seating and the condition of the adjoining surfaces. It is relevant to a localised cooler-joint repair as well as work that requires the heat exchanger to be removed.

What Does This Part Do?

  • Seals the cooler joint: Forms a sealing interface between the heat exchanger and its adjoining housing.
  • Helps contain fluid: Limits leakage through the connection when correctly installed against sound mating surfaces.
  • Completes the sealing assembly: Works with the housing, cooler and fixings to maintain the joint during engine operation.

Why Replace This Part?

A gasket that has deteriorated, become distorted or suffered damage during removal may no longer seal its joint correctly. Replacement is appropriate when inspection confirms leakage from this connection or shows that the existing gasket cannot be refitted in serviceable condition. Wetness nearby should be traced carefully, because fluid from another seal or housing can collect around the cooler.

During dismantling, inspect the cooler, housing, sealing recesses and fixings as well as the gasket. A new seal cannot compensate for a cracked housing, damaged mating face or incorrectly assembled joint. OE Match supplies replacement parts focused on Porsche applications; selecting the correct gasket version remains important to the repair.

When to Replace This Part?

  • Confirmed joint leakage: Fresh seepage returns at the heat exchanger connection after the area has been cleaned and inspected.
  • Visible damage: The removed gasket has cuts, splits, distortion or damaged sealing edges.
  • Poor seating: The gasket no longer sits correctly in its intended position.
  • Removal damage: Dismantling has damaged the gasket or left it unsuitable for reuse under the applicable workshop procedure.
  • Repeated leakage: Inspect the mating surfaces and complete assembly before fitting another gasket.

Where Is This Part Fitted?

Location: At the engine-mounted oil heat exchanger connection within the oil filter console or oil-conducting housing assembly. Access and the surrounding components differ between the listed engines.

Technical Details

  • Component type: Engine oil cooler / heat exchanger gasket.
  • Cayenne engine context: M48.00 / M48.50 in the 955 oil filter console and heat exchanger assembly.

    FAQs
  • Does leakage around the cooler mean the cooler needs replacing?
    Not necessarily. Inspect the gasket joint, adjoining housing and nearby seals to establish the source before choosing replacement parts.
  • Will this gasket resolve high oil temperature?
    High oil temperature alone does not identify a gasket fault. Check fluid levels and investigate the cooling and lubrication systems rather than assuming this seal is responsible.
  • What should be checked when fitting it?
    Check the mating surfaces, sealing recesses and fixings, and follow the engine-specific installation procedure. Investigate any housing damage before reassembly.

Product Summary

  • Product: Engine oil cooler gasket.
  • Brand: OE Match.
  • Purpose: Seals the heat exchanger connection within the engine oil system.
  • Repair context: Confirmed cooler-joint leakage or gasket renewal during heat exchanger removal.


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

0PB115441
94810717500
0PB115441
249.070

The product you are viewing cross references to these numbers
Special Order item
9995072290C
Product Information
Product Information

Genuine Porsche speed nut for the engine lubrication oil cooler assembly.

Fits

  • Porsche 911 3.2L 1984–1986
  • Porsche 911 3.2L G50 1987–1989

Check fitment for your specific vehicle (model, year, engine) before ordering.

Diagram: 104-05, item 54 (1984–86); Diagram: 104-05, item 51 (1987–89).

What This Product Does

The speed nut forms part of the engine oil cooler installation. It provides a retained fastening point for the associated cooler assembly hardware, helping the relevant component remain correctly secured when the specified screw or fixing is installed.

Functions

  • Provides a fastening point within the engine oil cooler assembly
  • Retains the corresponding fixing after installation
  • Replaces a missing, damaged or weakened original speed nut

Technical Details

  • Genuine Porsche component
  • Porsche part number: 99950722902
  • Part type: speed nut
  • Assembly: engine lubrication oil cooler
  • Diagram quantity: four per applicable assembly

Symptoms of Fault

  • Original speed nut is missing during disassembly
  • Fastener no longer grips securely
  • Nut is distorted, corroded or damaged
  • Associated oil cooler hardware cannot be tightened correctly
  • Movement or looseness is present at the relevant mounting point

Why Replacement Matters

A damaged or missing speed nut can prevent the associated fixing from being secured as intended. Replacing it with the correct Porsche part helps preserve the original fastening arrangement and avoids reusing hardware that has lost its grip or become distorted. Inspect the adjoining screws, brackets and mounting points while the assembly is accessible.

Support & Advice

Confirm part number 99950722902 against the vehicle details and the removed component before ordering. Items selected through a part-number search cannot be returned when ordered incorrectly.



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

9995072290C
99950722902
9995072290C

The product you are viewing cross references to these numbers
DISPLAYING 1 to 3 (of 3 products)
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About Oil Radiators / Heat Exchangers

Oil Radiators & Heat Exchangers – Optimal Temperature Control for Porsche Performance

Oil radiators and heat exchangers are crucial components in your Porsche’s engine and transmission cooling systems. They regulate oil temperature by transferring heat away from the lubricating or hydraulic fluids, ensuring consistent performance, efficient lubrication, and long-term engine protection — even under extreme driving conditions.

At Design911, we offer a complete range of genuine and manufacturer-quality oil radiators and heat exchangers for Porsche models including 911, Boxster, Cayman, Cayenne, Macan, and Panamera. Each unit is engineered for precise fitment, efficient heat transfer, and long-lasting reliability — maintaining the high-performance standards that Porsche vehicles are known for.

What Do Oil Radiators & Heat Exchangers Do?

Oil radiators and heat exchangers serve a vital role in temperature regulation and system protection. They:

  • Dissipate heat from engine or transmission oil to prevent overheating.
  • Maintain stable oil temperature for optimal viscosity and lubrication.
  • Extend component lifespan by preventing thermal damage.
  • Support engine and gearbox efficiency under heavy load or high-speed conditions.

By controlling oil temperatures, these parts ensure consistent power delivery, reduced wear, and greater reliability — whether on the road or track.

Why Do Oil Radiators & Heat Exchangers Fail?

Despite being built to handle extreme conditions, these components can fail over time due to wear, corrosion, or contamination. Common causes include:

  • Corrosion or internal blockage from debris or degraded fluids.
  • Physical damage from road debris or impact.
  • Oil or coolant leaks due to cracked housings or seals.
  • Reduced heat transfer efficiency from clogged fins or internal scaling.
  • Age-related deterioration of internal passages or gaskets.

Symptoms of failure include oil leaks, rising engine temperatures, reduced oil pressure, or contamination between the oil and coolant systems.

Why Replace a Faulty Oil Radiator or Heat Exchanger?

A damaged or inefficient oil radiator can cause overheating, loss of lubrication, and serious engine or transmission damage. Replacing faulty units restores cooling efficiency and ensures your Porsche continues to deliver peak performance and reliability.

Benefits of replacement include:

  • Restored oil temperature control and pressure stability.
  • Prevention of overheating and oil contamination.
  • Improved engine and gearbox longevity.
  • Manufacturer-quality construction and fitment for peace of mind.

Each radiator and heat exchanger in this range is designed to meet or exceed factory standards, using advanced materials and precision manufacturing for superior durability, corrosion resistance, and cooling performance.

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