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Porsche Engine Rebuild Parts Oil System Parts Oil Coolers / Radiators / Heat Exchangers

Engine oil cooler. Porsche 997.1 Carrera 2S / Carrera 4S 3.8L 2005-08  ›  99710702502

Engine oil cooler. Porsche 997.1 Carrera 2S / Carrera 4S 3.8L 2005-08 - 99710702500, 99710702502 - 8MO376729621
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99710702502/2
Product Information
Product Information

OE Match engine-mounted oil cooler. This heat exchanger forms part of the engine oil temperature-control system.

Fits

Porsche 997 C2S / C4S 3.8L 2005-08

Applications cover the 997 (911) MK1 Carrera 2S and Carrera 4S with the 3.8L engine, including Coupé and Cabriolet versions. The supplied diagram identifies engine type M97.01 for this component.

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

Diagram: item 18

What This Product Does

The heat exchanger helps regulate engine oil temperature by transferring heat away from the lubricant. Oil temperature management supports the lubrication system as engine load and operating conditions change. This component mounts on the engine; it is not a front-mounted cooling radiator or a transmission oil cooler.

Functions

  • Transfers excess heat away from engine oil.
  • Helps regulate lubricant operating temperature.
  • Supports the engine’s oil cooling circuit.

Technical Details

  • Brand: OE Match.
  • Component: engine-mounted oil cooler / heat exchanger.
  • Product reference retained from the supplied record: 99710702502.
  • Internal diagram part reference: 99710702500.
  • Engine application identified in the diagram: M97.01, 3.8L.
  • Supplied application years: 2005–2008.

Symptoms of Fault

  • Oil seepage or dampness near the cooler and its seals.
  • Oil temperatures that remain unusually high.
  • Fluid loss or staining around adjoining connections.
  • Possible oil and coolant contamination where an internal leak allows the circuits to communicate.

These signs do not establish that the cooler itself has failed. Inspect the seals, connections and surrounding components before deciding which parts require renewal.

Why Replacement Matters

A leaking or obstructed cooler can compromise oil temperature control. Replacing a confirmed faulty unit addresses the damaged component, while checking adjoining seals and connections helps identify other sources of leakage. OE Match’s Porsche-focused replacement programme uses application and original-reference checks when assessing component suitability.

FAQs

Does high oil temperature always mean the cooler needs replacing?
No. Oil level, cooling-system condition and operating load also require investigation.

Should the surrounding seals be checked?
Yes. Leakage may originate at a seal or connection rather than within the exchanger.

Will flushing repair an internally leaking cooler?
No. Cleaning removes contamination but does not repair the underlying fault. Establish the cause before replacing components.



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

99710702502
99710702500
99710702502

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