do not press the back button…
-
Engine Parts
-
- 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 Rocker Arms & Tappets Engine Bolts / Studs Engine Mounts Engine Cylinders / Liners / Pistons Connecting Rod Camshaft covers / Gaskets Camshaft gears / sprockets and fixings Crankcase Parts Crankshaft & Parts Air Intake & Injection Specialist Tools
-
Brakes
-
- Brakes 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 Replacement for Ceramic Disc Brake Pad Wear Sensors Brake Pad Anti-vibration shims Caliper Bolts / Disc Screws Pin Kit and Guide Plates Performance Brake Hoses Standard Brake Hoses Caliper and Brake Lines All Categories
-
-
Suspension & Steering
-
- Steering Parts Steering Gaiter Track Rods
-
-
Transmission
-
- Gearbox / Transmission Clutch Kits Clutch Kits - High Performance Clutch Friction Plate Clutch Release Bearings Gearbox Parts Driveshafts & Parts Gasket Sets / Gaskets / Seals / Lock Nuts 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 Front Differential Rear Differential Transmission Cooling
-
-
Cooling & Heating
-
- Heating / Air Conditioning Air con condensers & desiccators Air con pipes Compressors Blower Motors & Fans Temperature Sensors / Switches
-
-
Electrical & Lighting
-
Body & Exhaust
-
- Chassis / Bodywork Restoration Chassis / Repair Panels Front Lid Damper Rear Lid Damper Bonnets / Locks & Latches Boots / Rear Lid / Locks and Latches Bumpers Front Bumpers Rear Door Handles | Locks | Keys Door Panels | Hinges | Striker Plates Mirrors & Parts Stone Chip Foils / Stickers Undertrays Chassis & Engine Front Wiper Arms & Blades Roof - Cabrio / Targa / Coupe / Speedster Roll Cages Plastic Covers Engine Covers Front screen Rear screen Front side glass Rear side glass Fastenings & Fixings
-
-
Lubricants & Fluids
-
- Service Parts Oil Filters Air Filters Pollen/Particle Filters Spark Plugs 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 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 Interior & Accessories Incar / Multimedia Lighting Mats & Carpets Motorsport and Off-Road Pedal Cluster Rubber Seals Seats & Seat Belts Service Parts 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.
Coolant return water hose. Porsche 996 1998-01 3.4L C2 MANUAL ❭ 99610664162
- Porsche 996 C2 3.4L 1997-08/01
This Porsche Genuine OE Coolant Return Water Hose is a factory-engineered cooling system hose designed for the Porsche 911 (996) Carrera 3.4L models. This molded hose forms part of the engine’s water-cooling circuit and is specifically designed to route coolant through the return section of the system.
Fits:
Porsche 996 C2 3.4L 1998 - 2001 MANUAL
Diagram ref no 3
This product supersedes Porsche's old part numbers: 99610664156, 99610664158.
The coolant return hose carries coolant from the engine return line to the main distribution/return pipe within the cooling system. This circulation allows heated coolant to travel back through the system where it can be cooled and recirculated through the engine.
By maintaining steady coolant flow through the engine’s cooling circuit, the hose helps regulate engine temperature and prevent overheating during both normal driving and high-load conditions.
Functions & Technical Role
• Coolant circulation: Transfers coolant through the return side of the cooling circuit
• Temperature management: Supports stable engine operating temperature
• Pressure tolerance: Built to withstand cooling system pressure and temperature fluctuations
• Flexible connection: Absorbs engine vibration and movement within the cooling system
• OE precision: Molded to Porsche specifications for exact routing and fitment
Fitment / Position on Car:
• Fitting position: Engine cooling system
• Location: Between the engine coolant return line and the main distribution/return pipe
• System: Engine coolant circulation / radiator cooling circuit
Coolant hoses operate under constant heat, pressure, and vibration, which can cause rubber to deteriorate over time. Aging hoses may crack or weaken, increasing the risk of coolant leaks and potential engine overheating. Replacing worn hoses with genuine Porsche OE components helps maintain the reliability and efficiency of the engine cooling system.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99610664162
The product you are viewing cross references to these numbers
Monday-Friday: 8.30am - 5.30pm (GMT)
Saturday: Closed
Sunday: Closed