do not press the back button…
-
Engine Parts
-
- Engine Electrical Batteries & Chargers Ignition Coil Speed / Reference / Knock Sensors Throttle Body
-
- 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 gears / sprockets and fixings Crankcase Parts Crankshaft & Parts Turbo Chargers / Intercoolers & Parts 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 Zimmermann Brakes Giro Slotted Brake Disc 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 Brake Calipers Brake Caliper Upgrades Handbrake Shoes HandBrake Cables All Categories
-
-
Suspension & Steering
-
- Steering Parts Steering Racks Steering Gaiter Track Rods
-
-
Transmission
-
- Gearbox / Transmission Clutch Kits Clutch Kits - High Performance Clutch Release Bearings 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 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 Wings Front & Parts Mirrors & Parts Stone Chip Foils / Stickers Undertrays Chassis & Engine Front Wiper Arms & Blades Rear Wiper Arms & Blades Roof - Cabrio / Targa / Coupe / Speedster Roll Cages Plastic Covers Sound Proofing Engine Covers Front screen Rear screen 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 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.
Aluminium Radiator Kit for Water Coolant Fluid. Porsche 996 / 986 Boxster S / GT3 ❭ RADKIT99603
- 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 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 GT3 MKI 1999-02
- Porsche 996 GT3 MKII 2003>>
- Porsche 996 GT3 RS 2003-04

Racing & high performance radiators for all Porsche models. CSF strives to build and engineer the most advanced, efficient, and reliable cooling systems in the world. All-aluminium 100% TIG welded, CNC machined brackets, mounting pins and "Quick-Connect" inlet/outlet pipes, Drop-in fit requiring no modifications, 2 row core with B-Tube technology (+20%), 1 hour hand polished, Track Tested & Proven in 110°F, ISO 9001 certified cooling system manufacture.
ENGINEERING
"B-Tube" Technology - Most efficient tube in the world
High Efficiency Louvered Fin
OE radial and deep drawn aluminium end tanks
Wind tunnel tested for optimal radiator core cooling performance
Stronger joint design for mountings, fan shrouds & condensers
OE Specific Mounting
"Drop-in" fitment requiring no modifications
CNC Machined brackets and fittings
Racing Style all-aluminium drain plug
MANUFACTURING
Brazed in CAB Furnace
ISO 9001/9002 certification
Privately owned factories with full "In house" tool rooms
"Master Class" TIG welding
TESTING
Individually leak tested
Vibration cycle tested
Thermal cycle tested
Burst pressure cycle tested 10,000 times for strength
Salt spray tested for corrosion protection
Cross reference numbers
Left: 8MK376714291 = 99610613151
Right: 8MK376713791 = 99610613251
Centre: 8MK376716651 , 99610603751, 99610603750,
Fits:
Porsche 996 C2
Porsche 996 C4
Porsche 996 GT3 1997-05
Porsche 986 Boxster S
Porsche 986 Boxster Tiptronic
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
RADKIT99603
The product you are viewing cross references to these numbers
This kit is comprised of the following items:
- Porsche 992.1 Turbo 3.8L 2020-24
- Porsche 992.1 Turbo S 3.8L 2020-24
- Porsche 992.1 Turbo Cabriolet 3.8L 2020-24
- Porsche 992.1 Turbo S Cabriolet 3.8L 2020-24
- Porsche 992.1 (911) Sport Classic 3.8L 2023
- Porsche 992.2 Carrera 2 3.0L 2024>>
- Porsche 992.2 Carrera 2 3.0L Cabriolet 2024>>
Fits:
Porsche 992.1 Turbo - 2020 to 2024
Porsche 992.1 Turbo S - 2020 to 2024
Porsche 992.1 Sport Classic - 2022 to 2024
Porsche 992.2 Carrera 2 - 2024 onwards
Porsche 992.2 Carrera 4 - 2024 onwards
(Porsche 992.2 - not for Hybrid models)
OEM ref
992.145.805.G
992.145.805.N
• Eliminates Heat Soak and Lowers Intake Air Temperatures (IATs) for Maximum Performance in Race Conditions – Especially Critical Due to Intercooler Placement in Engine Compartment
• Formula-1 Performance Grade Core by PWR (2-Row Core Featuring Rolled Tubes w/ Inner Fins)
• CNC Machined Billet End Tanks With Integrated Machined Y-Pipe Connection to Throttle Body
• 100% TIG Welded vs. OEM Style Gasket and Crimped Plastic End Tanks for Maximum Durability in High Boost Applications
• OEM Style CNC Machined Inlet/Outlet Connections for Precise Fitment with All OEM Components
• True Plug-and-Play "Drop-in Fit" Installation
• R&D and Performance Testing by Industry-Leading Porsche & McLaren Tuning Company, M Engineering
• Made in the USA at PWR North America
Cross reference numbers
992145805G
992145805N
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
8188
The product you are viewing cross references to these numbers
- Porsche 992.1 Carrera 2 3.0L 2019-24
- Porsche 992.1 Carrera 4 3.0L 2019-24
- Porsche 992.1 Carrera 2 Cabriolet 3.0L 2019-24
- Porsche 992.1 Carrera 4 Cabriolet 3.0L 2019-24
- Porsche 992.1 Carrera 2S / GTS 3.0L 2019-24
- Porsche 992.1 Carrera 4S / GTS 3.0L 2019-24
- Porsche 992.1 Carrera 2S / GTS Cabriolet 3.0L 2019-24
- Porsche 992.1 Carrera 4S / GTS Cabriolet 3.0L 2019-24
- Porsche 992.1 Targa 4 3.0L 2020-24
- Porsche 992.1 Targa 4S / GTS 3.0L 2020-24
- Porsche 992.1 Turbo 3.8L 2020-24
- Porsche 992.1 Turbo S 3.8L 2020-24
- Porsche 992.1 Turbo Cabriolet 3.8L 2020-24
- Porsche 992.1 Turbo S Cabriolet 3.8L 2020-24
- Porsche 992.1 GT3 4.0L / 992 S/T 4.0L 2021-24
- Porsche 992.1 GT3 RS 4.0L 2022-24
- Porsche 992.1 (911) Sport Classic 3.8L 2023
- Porsche 992.2 Carrera 2 3.0L 2024>>
- Porsche 992.2 Carrera 2 GTS 3.6L 2024>>
- Porsche 992.2 Carrera 4 GTS 3.6L 2024>>
- Porsche 992.2 Carrera 2 3.0L Cabriolet 2024>>
- Porsche 992.2 Carrera 2 GTS 3.6L Cabriolet 2024>>
- Porsche 992.2 Carrera 4 GTS 3.6L Cabriolet 2024>>
- Porsche 992.2 Targa 4 GTS 3.6L 2024>>
- Porsche 992.2 Turbo 3.6L 2024>>
- Porsche 992.2 GT3 2025>>
Racing and high performance radiators for all Porsche models make a great performance upgrade as well as an incredibly durable and reliable OE replacement.
Fits:
Porsche 992.1 & 992.2 Carrera (3.0L Turbo – Base / T / S / 4 / 4S / GTS / 4 GTS – Including Hybrid Models) 2019+
*not all 3.0 Turbo Models came with a center radiators
Porsche 992 (911) Turbo 2020-2025
Porsche 992 (911) Turbo S 2020-2025
Porsche 992 (911) Sport Classic 2023-2024
Porsche 992 GT3 / GT3 RS 2022+
Cross reference numbers: 992121251, 992121252
• 2-Row – 42mm Ultra-High-Performance Core
• Cooling tubes with CSF’s Exclusive B-Tube Technology
• New 5mm tall ultra efficient fins with a multi-louvered design for maximum surface area contact
• CNC machined mounting brackets and OEM style inlet/outlet
• 100% All Aluminium TIG-Welded construction
• Hand brushed satin finish
• True Plug-and-Play “Drop-in Fit”
• Installation requires absolutely no modifications
• Individually leak and pressure
• Tested 2-Year Limited Warranty
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
724
The product you are viewing cross references to these numbers
- Porsche 992.1 Carrera 2 3.0L 2019-24
- Porsche 992.1 Carrera 4 3.0L 2019-24
- Porsche 992.1 Carrera 2 Cabriolet 3.0L 2019-24
- Porsche 992.1 Carrera 4 Cabriolet 3.0L 2019-24
- Porsche 992.1 Carrera 2S / GTS 3.0L 2019-24
- Porsche 992.1 Carrera 4S / GTS 3.0L 2019-24
- Porsche 992.1 Carrera 2S / GTS Cabriolet 3.0L 2019-24
- Porsche 992.1 Carrera 4S / GTS Cabriolet 3.0L 2019-24
- Porsche 992.1 Targa 4 3.0L 2020-24
- Porsche 992.1 Targa 4S / GTS 3.0L 2020-24
- Porsche 992.1 Turbo 3.8L 2020-24
- Porsche 992.1 Turbo S 3.8L 2020-24
- Porsche 992.1 Turbo Cabriolet 3.8L 2020-24
- Porsche 992.1 Turbo S Cabriolet 3.8L 2020-24
- Porsche 992.1 GT3 4.0L / 992 S/T 4.0L 2021-24
- Porsche 992.1 GT3 RS 4.0L 2022-24
- Porsche 992.1 (911) Sport Classic 3.8L 2023
- Porsche 992.2 Carrera 2 3.0L 2024>>
- Porsche 992.2 Carrera 2 GTS 3.6L 2024>>
- Porsche 992.2 Carrera 4 GTS 3.6L 2024>>
- Porsche 992.2 Carrera 2 3.0L Cabriolet 2024>>
- Porsche 992.2 Carrera 2 GTS 3.6L Cabriolet 2024>>
- Porsche 992.2 Carrera 4 GTS 3.6L Cabriolet 2024>>
- Porsche 992.2 Targa 4 GTS 3.6L 2024>>
- Porsche 992.2 Turbo 3.6L 2024>>
- Porsche 992.2 GT3 2025>>
Racing and high performance radiators for all Porsche models make a great performance upgrade as well as an incredibly durable and reliable OE replacement.
Fits:
Porsche 992.1 & 992.2 Carrera (3.0L Turbo – Base / T / S / 4 / 4S / GTS / 4 GTS – Including Hybrid Models) 2019+
*not all 3.0 Turbo Models came with a center radiators
Porsche 992 (911) Turbo 2020-2025
Porsche 992 (911) Turbo S 2020-2025
Porsche 992 (911) Sport Classic 2023-2024
Porsche 992 GT3 / GT3 RS 2022+
Cross reference numbers: 992121254, 9GT121253
• 2-Row – 42mm Ultra-High-Performance Core
• Cooling tubes with CSF’s Exclusive B-Tube Technology
• New 5mm tall ultra efficient fins with a multi-louvered design for maximum surface area contact
• CNC machined mounting brackets and OEM style inlet/outlet
• 100% All Aluminium TIG-Welded construction
• Hand brushed satin finish
• True Plug-and-Play “Drop-in Fit”
• Installation requires absolutely no modifications
• Individually leak and pressure
• Tested 2-Year Limited Warranty
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
7243
The product you are viewing cross references to these numbers
Monday-Friday: 8.30am - 5.30pm (GMT)
Saturday: Closed
Sunday: Closed