Oil Flow / Sump
Hard Anodized Aluminum, with magnet, 18 x 1.5mm

Fits:
Porsche 996 1997-04
Porsche 997 2005-08
Porsche 986 Boxster 1997-04
Porsche 987 Boxster 2005-08
Porsche 987C Cayman 2005-08
A magnetic sump oil drain plug is a type of oil drain plug that contains a small magnet designed to attract and capture metallic particles that may be present in your engine's oil. While this type of drain plug is not exclusive to Porsche and can be used in various vehicles, it can provide several benefits, including:
Improved Engine Longevity: The magnet in the drain plug helps to capture tiny metal particles, such as iron, steel, or aluminum, that may circulate in the engine oil. Removing these particles can reduce wear and tear on engine components, potentially extending the engine's lifespan.
Enhanced Engine Performance: By reducing the presence of contaminants in the oil, a magnetic drain plug can help maintain the oil's lubricating properties, which is crucial for smooth engine operation. Clean oil can also contribute to improved fuel efficiency.
Early Detection of Problems: As the magnetic drain plug collects metallic debris, it can serve as an early warning system. By inspecting the drain plug during oil changes, you can get an idea of the engine's condition and detect any unusual wear or damage before it becomes a major issue.
Reduced Maintenance Costs: Regularly inspecting and cleaning a magnetic drain plug can prevent larger issues from developing over time. Addressing potential problems early can save you money on more extensive repairs down the road.
Peace of Mind: Knowing that you are taking steps to protect your engine from premature wear and tear can give you peace of mind as a vehicle owner. It's a relatively inexpensive and simple modification that can provide added assurance.
Easy Installation: Magnetic drain plugs are typically straightforward to install. They often replace the existing drain plug and require no special tools or modifications.
While magnetic drain plugs can offer these benefits, it's essential to remember that they are not a substitute for regular oil changes and proper maintenance. Regular oil changes with the appropriate oil and filter are still crucial for the health and longevity of your engine. Additionally, magnetic drain plugs may not capture all types of contaminants, so they should be seen as a supplementary measure rather than a comprehensive solution.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
90021900930
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 996 C2 3.4L 1997-08/01
- Porsche 996 C4 3.4L 1997-08/01
- Porsche 996 C2 3.6L 09/01-2005
- Porsche 996 C4 3.6L 09/01-2005
- Porsche 996 C4S 3.6L 09/01-2005
- Porsche 997 MK1 Carrera 2 3.6L 2005-08
- Porsche 997 MK1 Carrera 2S 3.8L 2005-08
- Porsche 997 MK1 Carrera 4 3.6L 2005-08
- Porsche 997 MK1 Carrera 4S 3.8L 2005-08
- Porsche 997 MK1 TURBO 2007-09
- Porsche 997 MK1 GT3 2007-09
- Porsche 997 MK1 GT2 2007-09
- Porsche 997 MKII Carrera C2 3.6L 2009-12
- Porsche 997 MKII Carrera C4 3.6L 2009-12
- Porsche 997 MKII Carrera C2S 3.8L 2009-12
- Porsche 997 MKII Carrera C4S 3.8L 2009-12
- Porsche Cayman 2.7L 987C 2006-08
- Porsche Cayman S 3.4L 987C 2005-08
Engine Tuning Oil Flow & Sump Parts – Precision Lubrication for Peak Porsche Performance
Your Porsche’s oil flow and sump system are the lifeblood of its engine — responsible for ensuring proper lubrication, cooling, and oil pressure during both everyday driving and high-performance conditions. When upgrading for tuning or racing, optimising your oil flow system is crucial to prevent oil starvation, maintain stable temperatures, and ensure long-term engine durability.
At Design911, we offer a range of precision-engineered oil flow and sump components designed to enhance engine reliability and performance under demanding conditions. Our collection includes baffled sumps, oil pickup pipes, flow restrictors, scavenge pumps, fittings, and gaskets — all made from high-grade, heat-resistant materials to withstand extreme pressures and temperatures.
These high-quality components are ideal for performance tuning, engine rebuilds, and track-focused upgrades, ensuring your Porsche maintains optimal lubrication even during aggressive cornering or sustained high RPM use.
What Do Oil Flow & Sump Parts Do?
The oil flow and sump system keeps the engine’s moving parts properly lubricated, reducing friction and dissipating heat.
Core Functions:
- Collects
and stores engine oil for continuous circulation.
- Maintains
consistent oil pressure across all engine components.
- Prevents
oil starvation during acceleration, braking, and cornering.
- Aids
in temperature control and heat dissipation.
- Ensures reliable lubrication for performance and longevity.
In tuned or track-driven engines, even a small improvement in oil control can make a major difference in performance and durability.
Why Do Oil Flow & Sump Components Fail?
Extreme heat, high RPM, and aggressive driving can stress oil flow systems beyond their limits. Over time, even precision-built components degrade due to oil contamination and thermal fatigue.
Common Causes of Failure Include:
- Cracked
or warped sump pans from impact or heat cycling.
- Worn
oil seals and gaskets causing leaks and pressure loss.
- Clogged
oil passages or pickups restricting flow.
- Oil
foaming or starvation under high lateral G-forces.
- Corrosion from moisture or degraded oil.
Symptoms of a failing sump or oil system include oil leaks, pressure fluctuations, engine noise, or reduced lubrication under load. Addressing these issues early prevents catastrophic engine damage.
Why Replace or Upgrade with Precision-Engineered Components?
Replacing or upgrading your Porsche’s oil flow and sump components ensures optimal lubrication and performance — especially when increasing power output or track-driving.
Key Benefits:
- Prevents oil starvation and pressure loss.
- Improves oil circulation for consistent lubrication.
- Reduces friction and engine wear.
- Maintains oil temperature under load.
- Direct-fit
compatibility for Porsche 911, Cayman, Boxster, Panamera and more models.
- Ideal for tuned, high-performance, or race-spec builds.
Our oil sump and flow components are built for precision, strength, and reliability, ensuring your Porsche engine performs flawlessly under any condition.
Highlights:
- Performance-engineered oil sumps, scavenge pumps, and flow parts.
- Baffled designs prevent oil starvation under cornering.
- Heat-resistant materials ensure long-term durability.
- Improves oil management and engine cooling.
- Perfect for performance tuning and endurance applications.
- Designed for precision fitment on all Porsche models.