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 Engine Valves / Guides / Springs Engine Bolts / Studs Engine Mounts Piston Rings Engine Cylinders / Liners / Pistons Connecting Rod Cylinder Head / Camshaft Carrier Camshaft covers / Gaskets Camshafts Camshaft gears / sprockets and fixings Crankcase Parts Crankshaft & Parts Turbo Chargers / Intercoolers & Parts Air Intake & Injection Engine Rebuild Kit All Categories
-
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 Zimmermann Brakes Performance Friction Brakes EBC Brakes Black Diamond Performance Brakes 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 Brake Calipers Brake Caliper Upgrades Handbrake Shoes All Categories
-
-
Suspension & Steering
-
Transmission
-
- Gearbox / Transmission Clutch Kits Clutch Kits - High Performance Clutch Friction Plate Clutch Pressure Plate Clutch Release Bearings Clutch Cables & Parts Clutch Guide Tube Clutch Forks & Levers Clutch Bolts 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 Rear Differential Transmission Cooling All Categories
-
- Cooling & Heating
-
Electrical & Lighting
-
- Electrical & Relays Fuel Pumps Brake Light Switch Hazard Warning Switch Reverse Light Switch Headlamp Switch Window Switch Window Motors Window Mechanism Wiper Motor Wiper Mechanism Electric Horn Ignition Switch Indicator / Wiper Stalk Switch Roof / Sun Roof Switch Relays / Fuses Washer pumps / bottles / jets Alarms / Security / Central Locking Electronic Control Units Wiper Switches Dashboard / Console Parts & Switches Door Mirror Switch Tracker All Categories
-
-
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 Rear Wiper Arms & Blades Wheel Arch Liners & Covers Roof - Cabrio / Targa / Coupe / Speedster All Categories
-
-
Lubricants & Fluids
-
- Service Parts Service Kits Service Kits OE Parts Oil Filters Air Filters Pollen/Particle Filters Fuel Filters Belts All Types Spark Plugs IRIDIUM POWER Spark Plugs IRIDIUM RACING Spark Plugs Front Wiper Arms & Blades Rear Wiper Arms & Blades Gearbox Service Parts Porsche Classic Motor oil 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 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.
Heater hose return. Porsche 997.1 turbo ❭ 99710647402
- Porsche 997 MK1 TURBO 2007-09

Fits:
Porsche 997.1 turbo - 2007 to 2009
for cars with manual gearbox
Click 'Zoom in' for large parts diagram.
Diagram ref no 14
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99710647402
The product you are viewing cross references to these numbers
- Porsche 924S 2.5L 1986-87
- Porsche 924S 2.5L 1988
- Porsche 944 2.5L 8V 1982-87
- Porsche 944 2.7L 8V 1988-89
- Porsche 944S 2.5L 16V 1987-88
- Porsche 944S2 3.0L 16V 1989-91
- Porsche 944 Turbo 2.5L 8V 1985-88
- Porsche 944 Turbo 2.5L 8V 1989-91
- Porsche 944 Turbo S 2.5L 8V 1988
- Porsche 968 3.0L 1992-94
- Porsche 968 Sport 3.0L 1994-95
- Porsche 968 CS 3.0L 1993-95
- Porsche 968 Turbo S 3.0L 1993-94
The OE Match Disc Valve Heater Hose is a high-quality replacement heating and vacuum system hose designed to connect the heater control valve (disc valve) within the vehicle's heating system. Manufactured to OE specifications for fit, flexibility and durability, this hose ensures the reliable transfer of coolant or heated air required for efficient cabin heating system operation.
Fits:
- Porsche 924S 2.5L 1986-87
- Porsche 924S 2.5L 1988
- Porsche 944 2.5L 8V 1982-87
- Porsche 944 2.7L 8V 1988-89
- Porsche 944S 2.5L 16V 1987-88
- Porsche 944S2 3.0L 16V 1989-91
- Porsche 944 Turbo 2.5L 8V 1985-88
- Porsche 944 Turbo 2.5L 8V 1989-91
- Porsche 944 Turbo S 2.5L 8V 1988
- Porsche 968 3.0L 1992-94
- Porsche 968 Sport 3.0L 1994-95
- Porsche 968 CS 3.0L 1993-95
- Porsche 968 Turbo S 3.0L 1993-94
Constructed from heat-resistant materials designed to withstand continuous exposure to engine bay temperatures, pressure fluctuations and coolant vapours, the hose plays a vital role in maintaining proper heater system performance and climate control functionality.
What This Product Does:
- Connects the heater disc valve to the vehicle's heating system.
- Allows the controlled flow of coolant or heated air through the heater circuit.
- Supports efficient cabin heating performance.
- Helps regulate interior temperature control.
- Maintains the integrity of the heating and ventilation system.
- Prevents coolant or air leakage from the heater circuit.
- Contributes to overall HVAC system efficiency and reliability.
Symptoms Of Wear Or Failure:
- Coolant leaks within the engine bay.
- Loss of coolant without obvious external leaks.
- Reduced cabin heating performance.
- Heater producing inconsistent temperatures.
- Sweet coolant smell inside or around the vehicle.
- Visible cracking, splitting or swelling of the hose.
- Soft, brittle or deteriorated hose material.
- Moisture or coolant residue around hose connections.
- Engine overheating caused by coolant system leaks.
Why Replacement Matters:
- Heater hoses operate in demanding conditions and are constantly exposed to heat, pressure changes, coolant chemicals and environmental ageing. Over time, rubber hoses can harden, crack, swell or weaken, increasing the risk of leaks and system failure.
- A damaged heater hose can lead to coolant loss, poor cabin heating performance and reduced cooling system efficiency. If coolant loss becomes severe, engine overheating may occur, potentially resulting in costly engine damage. Even small leaks can worsen over time and affect both comfort and reliability.
- Replacing a worn disc valve heater hose restores proper coolant circulation through the heating system, prevents leaks and helps maintain reliable climate control performance. An OE Match replacement provides factory-style fitment, dependable durability and long service life, helping preserve the efficiency and reliability of your Porsche's heating and cooling systems.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
94457238501
The product you are viewing cross references to these numbers
- Porsche 944 2.7L 8V 1988-89
- Porsche 944S 2.5L 16V 1987-88
- Porsche 944S2 3.0L 16V 1989-91
- Porsche 968 3.0L 1992-94
- Porsche 968 Sport 3.0L 1994-95
- Porsche 968 CS 3.0L 1993-95
- Porsche 968 Turbo S 3.0L 1993-94

Fits:
Porsche 944 / 944 S / 944 S2 1987-90
Porsche 968 1992-95
Click 'Zoom in' to see the diagram.
Diagram ref no 25.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
94457258702
The product you are viewing cross references to these numbers
- Porsche 944 2.7L 8V 1988-89
- Porsche 944S 2.5L 16V 1987-88
- Porsche 944S2 3.0L 16V 1989-91
- Porsche 968 3.0L 1992-94
- Porsche 968 Sport 3.0L 1994-95
- Porsche 968 CS 3.0L 1993-95
- Porsche 968 Turbo S 3.0L 1993-94

Fits:
Porsche 944 / 944 S / 944 S2 1987-90
Porsche 968 1992-95
Click 'Zoom in' to see the diagram.
Diagram ref no 25.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
94457258702
The product you are viewing cross references to these numbers
Monday-Friday: 8.30am - 5.30pm (GMT)
Saturday: Closed
Sunday: Closed