do not press the back button…
-
Engine Parts
-
- Engine Cooling Coolant Hoses and Pipes (Front engine cars) Coolant Hoses and Pipes (Rear engine cars) Water / Coolant Radiators Track & Race Coolant Radiators Water / Coolant Pumps Coolant Bottles / Expansion Tanks Thermostat / Temperature Sensor Oil Radiators / Heat Exchangers Oil System & Pipes Oil Tank Engine Oil All Categories
-
- Engine Rebuild Parts Oil System Parts Fuel System Parts Gaskets & Sets Radial Seal / RMS / Camshaft / Balance shaft Belts / Tensioners / Rollers Chains & Tensioners Engine Bearings / Shells Engine Valves / Guides / Springs Rocker Arms & Tappets Engine Bolts / Studs Engine Mounts Engine Cylinders / Liners / Pistons Connecting Rod Cylinder Head / Camshaft Carrier Camshaft covers / Gaskets Camshaft gears / sprockets and fixings Crankcase Parts Crankshaft & Parts Turbo Chargers / Intercoolers & Parts Air Intake & Injection Specialist Tools
-
-
Brakes
-
- Brakes Brake Pads & Disc Package SPORTS Brake Pads & Disc Package Brake Disc Standard Brake Pads Standard SPORTS Brake Disc Brembo Standard brakes Brembo Racing brakes TEXTAR Brakes PAGID Racing Brakes Manthey Racing Brake Pads Zimmermann Brakes Performance Friction Brakes Giro Slotted Brake Disc SHW Performance Brakes EBC Brakes Surface Transforms Ceramic Brakes Rotinger Graphite Line Replacement for Ceramic Disc Brake Pad Wear Sensors Brake Pad Anti-vibration shims Caliper Bolts / Disc Screws Pin Kit and Guide Plates All Categories
-
-
Suspension & Steering
-
- Steering Parts Steering Racks Steering Gaiter Track Rods
-
-
Transmission
-
- Gearbox / Transmission Clutch Kits Clutch Kits - High Performance Clutch Friction Plate Clutch Pressure Plate Clutch Release Bearings Clutch Cables & Parts Clutch Bolts Gearbox Parts Driveshafts & Parts Gasket Sets / Gaskets / Seals / Lock Nuts Gearbox Mounts Gearshift Control Parts Flywheel / Torque CV Joints Kits CV Boots and Kits Cardan Shaft / Prop Shaft Transmission Parts Gearbox / Differential Oil Gearbox Sump / Oil Pan Rear Differential Transmission Cooling Transfer Box & parts
-
- Cooling & Heating
-
Electrical & Lighting
-
- Electrical & Relays Hazard Warning Switch Handbrake Switch Reverse Light Switch Window Switch Window Mechanism Wiper Motor Electric Horn Ignition Switch Indicator / Wiper Stalk Switch Relays / Fuses Washer pumps / bottles / jets Alarms / Security / Central Locking Electronic Control Units Dashboard / Console Parts & Switches Door Mirror Switch Phone Kits / Bluetooth / Ipod Air Bags & Parts Tracker Cruise Control Connector housing Wiring harness
-
-
Body & Exhaust
-
- Chassis / Bodywork Restoration Chassis / Repair Panels Front Lid Damper Rear Lid Damper Bonnets / Locks & Latches Boots / Rear Lid / Locks and Latches Rear lid / Tailgate Bumpers Front Bumpers Rear Door Handles | Locks | Keys Door Panels | Hinges | Striker Plates Window Lifters | Motors Wings Front & Parts Wings Rear & Parts Side Sill Panels Exterior Chassis Mouldings Mirrors & Parts Stone Chip Foils / Stickers Undertrays Chassis & Engine Front Wiper Arms & Blades Wheel Arch Liners & Covers Roof - Cabrio / Targa / Coupe / Speedster Roll Cages All Categories
-
-
Lubricants & Fluids
-
- Service Parts Service Kits Oil Filters Air Filters Pollen/Particle Filters Belts All Types Spark Plugs Ignition Coils Front Wiper Arms & Blades Rear Wiper Arms & Blades Gearbox Service Parts Engine Oil & Lubricants - Mobil Engine Oil & Lubricants - Total Engine Oil & Lubricants - Castrol Engine Oil & Lubricants - Motul Engine Oil & Lubricants - Millers Oils NanoDrive Engine Oil & Lubricants - Millers Oils Fuel Additives Coolant / Antifreeze Garage PPE
-
-
All Parts
-
- Parts Accessories Chassis / Bodywork Brakes Clothing & Gifts Electrical & Relays Engine Cooling Engine Electrical Engine Rebuild Parts Engine Tuning Exhausts Exterior Styling / Spoilers Gearbox / Transmission Heating / Air Conditioning Hydraulics Interior & Accessories Incar / Multimedia Lighting Mats & Carpets Motorsport and Off-Road Parts for Other Cars Pedal Cluster Rubber Seals All Categories
-
- Back to main website
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.
Alternator. Porsche 95B.1 Macan >>2014 ❭ PAC903018
- Porsche 95B.1 Macan Petrol 2.0L (237Bhp) 2014-18
- Porsche 95B.1 Macan S Petrol 3.0L V6 (340Bhp) 2014-18
- Porsche 95B.1 Macan S Diesel 3.0L V6 (258Bhp) 2014-18
- Porsche 95B.1 Macan GTS Petrol 3.0L V6 (360Bhp) 2014-18
- Porsche 95B.1 Macan Turbo 3.6L V6 (400Bhp) 2014-18
Restore reliable charging performance and maintain a stable electrical supply with this Valeo Alternator. Valeo is a recognised Original Equipment supplier of automotive electrical systems, producing high-quality charging components designed for accurate fit, dependable output, and long service life. The alternator generates electrical power while the engine is running, supplying the vehicle's electrical systems while keeping the battery correctly charged.
Fits:
- Porsche 95B.1 Macan Petrol 2.0L (237Bhp) 2014
- Porsche 95B.1 Macan S Petrol 3.0L V6 (340Bhp) 2014
- Porsche 95B.1 Macan S Diesel 3.0L V6 (258Bhp) 2014
- Porsche 95B.1 Macan GTS Petrol 3.0L V6 (360Bhp) 2014
- Porsche 95B.1 Macan Turbo 3.6L V6 (400Bhp) 2014
Diagram Ref No 6
Driven by the engine through the auxiliary belt system, the alternator converts mechanical energy into electrical energy. It supplies power to essential systems including engine management, lighting, climate control, infotainment, safety equipment, and other electrical consumers. Internal components such as the rotor, stator, bearings, rectifier, and voltage regulation system work together to provide a stable electrical output across varying engine speeds and electrical loads. This Valeo alternator is an ideal replacement for a weak, noisy, intermittent, or failed original unit.
What This Product Does:
- Generates electrical power while the engine is running.
- Recharges and maintains the vehicle battery.
- Supplies power to engine management and other essential electrical systems.
- Supports lighting, climate control, infotainment, and vehicle electronics.
- Helps maintain stable charging-system voltage.
- Provides electrical output according to vehicle demand.
- Replaces a weak, noisy, intermittent, or failed alternator.
- Provides an OE-quality fit for straightforward replacement.
Symptoms Of Wear Or Failure:
- Battery or charging-system warning light illuminated.
- Battery repeatedly becoming discharged or going flat.
- Difficulty starting or slow engine cranking.
- Headlights or interior lighting becoming dim or flickering.
- Electrical equipment operating intermittently or incorrectly.
- Low, unstable, or excessive charging voltage.
- Whining, grinding, or rumbling noises from the alternator area.
- Burning smell or signs of overheating.
- Vehicle stalling as battery charge becomes depleted.
- Charging-system diagnostic fault codes or warning messages.
Why Replacement Matters:
- The alternator is a critical component of the vehicle's charging and electrical system. While the engine is running, it supplies the electrical energy required by the vehicle and replenishes the battery after starting. A worn or failing alternator may produce insufficient or unstable electrical output, gradually discharging the battery and affecting the operation of sensitive vehicle electronics.
- As alternator performance deteriorates, the vehicle may develop starting problems, warning lights, flickering illumination, electrical malfunctions, or intermittent system faults. If the alternator stops charging completely, the vehicle will operate only until the remaining battery energy is exhausted, potentially resulting in the engine stalling and being unable to restart.
- Mechanical alternator faults, including worn bearings or pulley-related problems, can also create excessive noise and place additional strain on the auxiliary drive system if left unresolved.
- Replacing a worn or failed unit with this Valeo Alternator PAC903018/1 restores dependable battery charging, maintains a stable electrical supply, and supports reliable operation of the vehicle's electrical systems. Manufactured to Valeo's high-quality Original Equipment standards, this alternator provides accurate fit, dependable performance, and long-term durability for Porsche maintenance and repair.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
PAC903018
The product you are viewing cross references to these numbers
- Porsche Boxster 718 2.0L Manual (300 Bhp) 2017>>
- Porsche Boxster 718 2.0L PDK (300 Bhp) 2017>>
- Porsche Boxster S 718 2.5L Manual (350 Bhp) 05/2017>>
- Porsche Boxster S 718 2.5L PDK (350 Bhp) 05/2017>>
- Porsche Boxster T 718 2.0L Manual (300 Bhp) 01/2019>>
- Porsche Boxster T 718 2.0L PDK (300 Bhp) 01/2019>>
- Porsche Boxster GTS 718 2.5L Manual (365 Bhp) 05/2017>>
- Porsche Boxster GTS 718 2.5L PDK (365 Bhp) 05/2017>>
- Porsche Cayman 718 2.0L Manual (300 Bhp)
- Porsche Cayman 718 2.0L PDK (300 Bhp)
- Porsche Cayman S 718 2.5L Manual (350 Bhp)
- Porsche Cayman S 718 2.5L PDK (350 Bhp)
- Porsche Cayman T 718 2.0L Manual (300 Bhp)
- Porsche Cayman T 718 2.0L PDK (300 Bhp)
- Porsche Cayman GTS 718 2.5L Manual (365 Bhp)
- Porsche Cayman GTS 718 2.5L PDK (365 Bhp)

Reconditioned units are sold on an exchange basis, A surcharge of £175.00 will be held and then refunded when the old one is returned.
Fits:
Porsche 718 Boxster 2.0Ltr 2017-2022
Porsche 718 Boxster S 2.5Ltr 2017-2022
Porsche 718 Cayman 2.0Ltr 2017-2022
Porsche 718 Cayman S 2.5Ltr 2017-2022
For vehicles with 12V main current,
Alternator charge current: 210amp
Plug-type ID:
Plug Type: Plug Terminal, Stud (B+) & 1-pin plug (LIN)
Part Fan And Pulley Type: PV6 clutch pulley
Diagram ref no 6
Please note:
Reconditioned Alternators are sold on an exchange basis, A surcharge of £150.00 will be held and then refunded when the old one is returned.
- The surcharge for this reconditioned part will be refunded when the exchange unit is received and approved by us and the relevant manufacturer.
- Please note, surcharge refunds often take an average of 6 to 8 weeks to be approved by the manufacturer.
- Acceptance of the exchange part is at the manufacturer's discretion, based on the part being fit for reconditioning.
- All surcharges and exchanges are subject to our terms and conditions.
PLEASE NOTE:
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
0PB903018A
The product you are viewing cross references to these numbers
Monday-Friday: 8.30am - 5.30pm (GMT)
Saturday: Closed
Sunday: Closed