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Engine Cooling
Multi pack 2 x 5L Bottles
Mobil 1 0W-40 is recommended for all types of modern vehicles, especially high-performance turbo-charged, supercharged gasoline and diesel multi-valve fuel injected engines found in passenger cars, SUVs, light vans and trucks.
Mobil 1 0W-40 is especially suitable for extreme conditions, where conventional oil often cannot perform.
Mobil is not recommended for 2-Cycle or aviation engines, unless specifically approved by the manufacturer.
Everything you need to know about oil please see
Porsche Oils overview
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OIL00004
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Multi pack 3 x 5L Bottles
Mobil 1 0W-40 is recommended for all types of modern vehicles, especially high-performance turbo-charged, supercharged gasoline and diesel multi-valve fuel injected engines found in passenger cars, SUVs, light vans and trucks.
Mobil 1 0W-40 is especially suitable for extreme conditions, where conventional oil often cannot perform.
Mobil is not recommended for 2-Cycle or aviation engines, unless specifically approved by the manufacturer.
Everything you need to know about oil please see:
Porsche Oils overview
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OIL00004
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5ltr Tin
CASTROL GTX CLASSIC 10W/40
Liquid Engineering from Castrol Classic Oils - the original is back.
Brought to you by Castrol Classic oils, Castrol GTX Classic 10w/40 is a high quality mineral engine oil for vehicles from 1978 to 1993. Produced to original formulation as specified in motor manufacturers’ vehicle handbooks. Containing anti-wear and anti-corrosion additives to provide high levels of protection necessary for older technology vehicles.
Castrol GTX Classic protects classic engines against problems like sludge, helping to extend the life of your mechanicals. With GTX Classic in your engine, there’s a great road ahead.
Castrol GTX Classic 10w/40, the original ‘Liquid Engineering’ for younger and modern classics:
- Mineral 10w/40, suitable for vehicles 1978 to 1993 where a 10w/40 oil is specified
- Period correct balanced additives for superior wear and corrosion protection, including ZDDP
- Can be used in vehicles either with or without a catalytic converter
- Suitable for both naturally aspirated and turbo-charged vehicles
- Original handbook recommendation for many vehicles
- Supplied in original style 5ltr can
- API: SG
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1928G
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12 Month Warranty
Worldwide Delivery
1 Gallon (4.54 Ltr) Tin
CLASSIC XL 20w/50
Castrol Classic XL20w/50 is a premium multigrade engine oil of good all round performance. Formulated with high quality mineral oils, plus carefully selected additives, it is ideally suited to older technology and classic car engines.
- For pre-1980 classic cars and motorcycles
- A conventional 20W-50 multigrade engine oil
- Formulated with high quality mineral oils plus selected additives
- Ideally suited to older technology and classic car engines
- Offers excellent oil consumption and a very high level of engine wear protection
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1925
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12 Month Warranty
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1ltr Tin
CLASSIC XL 20w/50
Castrol Classic XL20w/50 is a premium multigrade engine oil of good all round performance. Formulated with high quality mineral oils, plus carefully selected additives, it is ideally suited to older technology and classic car engines.
- For pre-1980 classic cars and motorcycles
- A conventional 20W-50 multigrade engine oil
- Formulated with high quality mineral oils plus selected additives
- Ideally suited to older technology and classic car engines
- Offers excellent oil consumption and a very high level of engine wear protection
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19257176
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12 Month Warranty
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20ltr Plastic container
CLASSIC XL 20w/50
Castrol Classic XL20w/50 is a premium multigrade engine oil of good all round performance. Formulated with high quality mineral oils, plus carefully selected additives, it is ideally suited to older technology and classic car engines.
- For pre-1980 classic cars and motorcycles
- A conventional 20W-50 multigrade engine oil
- Formulated with high quality mineral oils plus selected additives
- Ideally suited to older technology and classic car engines
- Offers excellent oil consumption and a very high level of engine wear protection
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19252801
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12 Month Warranty
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Classic Pump Oil Can - 200ml
The classic Castrol oil applicator. Pump action screw top cans supplied with exchangeable fixed and flexible applicators.
These period style oil cans are great for lubricating hard to reach places
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J120
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12 Month Warranty
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Classic Pump Oil Can - 500ml
The classic Castrol oil applicator. Pump action screw top cans supplied with exchangeable fixed and flexible applicators.
These period style oil cans are great for lubricating hard to reach places
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12 Month Warranty
Worldwide Delivery
For accurate measurement of lubricants in imperial volumes as shown in the vehicle handbook.
Available in -
- half pint
- pint,
- quart
- full set of three
These handy metal pouring jugs not only look good in your garage but are useful too.
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Aluminium Oil Dipstick Wipers
Colour: Silver
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911680400003
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12 Month Warranty
Worldwide Delivery
1 Litre Bottle
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00004330521
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12 Month Warranty
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1 Litre Bottle
Mobil 1 0W-40 is recommended for all types of modern vehicles, especially high-performance turbo-charged, supercharged gasoline and diesel multi-valve fuel injected engines found in passenger cars, SUVs, light vans and trucks.
Mobil 1 0W-40 is especially suitable for extreme conditions, where conventional oil often cannot perform.
Mobil is not recommended for 2-Cycle or aviation engines, unless specifically approved by the manufacturer.
Everything you need to know about oil please see:
Porsche Oils overview
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157296
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12 Month Warranty
Worldwide Delivery
20 Litre Bottle
Mobil 1 0W-40 is recommended for all types of modern vehicles, especially high-performance turbo-charged, supercharged gasoline and diesel multi-valve fuel injected engines found in passenger cars, SUVs, light vans and trucks.
Mobil 1 0W-40 is especially suitable for extreme conditions, where conventional oil often cannot perform.
Mobil is not recommended for 2-Cycle or aviation engines, unless specifically approved by the manufacturer.
Everything you need to know about oil please see:
Porsche Oils overview
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157719
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12 Month Warranty
Worldwide Delivery
5 Litre Bottle
Mobil 1 0W-40 is recommended for all types of modern vehicles, especially high-performance turbo-charged, supercharged gasoline and diesel multi-valve fuel injected engines found in passenger cars, SUVs, light vans and trucks.
Mobil 1 0W-40 is especially suitable for extreme conditions, where conventional oil often cannot perform.
Mobil is not recommended for 2-Cycle or aviation engines, unless specifically approved by the manufacturer.
Everything you need to know about oil please see:
Porsche Oils overview
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157717
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12 Month Warranty
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5 Litre Bottle
Mobil 1 0W-20 provides the high-temperature protection of higher viscosity oils while offering the best fuel economy in the Mobil 1 line.
Helps improve fuel economy based on 0.2-2.3% potential fuel economy improvement obtained by switching from higher viscosity oils to a 0W-20 grade. Actual savings are dependent upon vehicle/engine type, outside temperature, driving conditions and your current engine oil viscosity
Excellent overall lubrication and wear protection performance for many driving styles and conditions, from mild to severe, where a 5W-20 or 0W-20 is recommended
Everything you need to know about oil please see:
Porsche Oils overview
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157705
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12 Month Warranty
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1 Litre Bottle
Outstanding thermal and oxidation stability helps to reduce oil aging resulting in long lasting protection Outstanding low temperature capabilities for Quick cold weather starting and fast protection helps to extend engine life.
Excellent overall lubrication and wear protection performance helps provide low-speed pre-ignition (LSPI) and timing chain wear protection while keeping your engine clean.
Approvals: GM dexos1:GEN3 Licensed Meets the requirments of ACEA C5, API SJ/SL/SM/SN/ SN PLUS/API SN Resource Conserving / API SN PLUS RESOURCE CONSERVING/ SP. ILSAC GF-6A, Chrysler MS-6395, FORD WSS-M2C962-A1 Recommended use: Ford WSS-M2C947-A, Ford WSS-M2C947-B1, GM 6094M, FIAT 9.55535-CR1
**** Always consult the owner's manual of the vehicle for the manufacturer's recommended viscosity grade and specifications.
This product has the following approvals:
ACEA C5, API SP Res. Cons., API SP, API SN Plus, API SN Res. Cons., API SN, Energy Cons. (SM), API SM, API SL, API SJ, ILSAC GF-6A, Fiat 9.55535-CR1, Chrysler MS-6395 ., GM 6094M, WSS-M2C947-A, WSS-M2C947-B1, WSS-M2C962-A1
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155251
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12 Month Warranty
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Porsche Engine Cooling Parts
Keeping your Porsche’s engine at the correct temperature is critical for both performance and reliability. At Design911, we supply a comprehensive range of engine cooling parts for every Porsche model — from classic air-cooled cars to the latest water-cooled performance machines.
Our collection includes everything from water and oil hoses to radiators, water pumps, oil coolers, thermostats, coolant tanks, and oil reservoirs — all at highly competitive prices. Whether you need a direct replacement for road use or a high-performance upgrade for track days, we have you covered.
What Porsche Engine Cooling Parts Are Available?
We stock a wide range of cooling system
components, including:
- Water Hoses & Oil Hoses – reliable replacements to keep fluids flowing under pressure
- Radiators – OE-spec replacements and high-performance race radiators
- Water Pumps & Oil Pumps – essential for maintaining correct circulation
- Oil Coolers – control oil temperature under high loads and spirited driving
- Thermostats – regulate engine operating temperatures
- Coolant Tanks & Oil Tanks – durable reservoirs designed to OEM standards
- Sensors & Switches – keep the cooling system responsive and efficient
We also supply premium engine oils and antifreeze/coolant — essential for year-round protection against freezing, overheating, and corrosion.
Why Engine Cooling is Essential
Your Porsche’s cooling system is the life support of the engine. Radiators, pumps, hoses, and coolers maintain safe operating temperatures and prevent catastrophic damage. A single failed component can lead to overheating, loss of oil pressure, or even engine failure.
That’s why it’s vital to maintain these parts and replace them promptly if you notice leaks, cracks, or performance issues.
Performance & Motorsport Cooling
Looking for more than just a replacement? Our race-spec radiators and oil coolers are engineered to deliver maximum cooling efficiency, helping you get the most out of your Porsche on the track. These high-performance systems handle extreme heat and stress, ensuring consistent results lap after lap.
How Often Should Engine Coolant Be Changed?
Coolant provides year-round protection against
both freezing and corrosion. On most Porsche models, coolant levels are checked
during regular servicing, and low levels will trigger a dashboard warning.
- Check coolant regularly and top up as needed.
- Replace coolant periodically according to Porsche’s service intervals.
- Always handle coolant with care - the reservoir is pressurised, and opening it when hot can cause burns. Allow the engine to cool before unscrewing the cap, cover it with a cloth, and open slowly to release pressure safely.
Why Choose Design911 for Cooling Parts?
- Huge Range – from OEM replacements to high-performance upgrades
- OEM & Aftermarket Options – trusted quality for every budget
- Worldwide Delivery – expertly packed to prevent damage in transit
- Customer Support – our Porsche specialists can help you select the right part for your model
Shop Porsche engine cooling parts today – from hoses and pumps to radiators and thermostats – and keep your Porsche running at peak performance.
Monday-Friday: 8.30am - 5.30pm (GMT)
Saturday: Closed
Sunday: Closed