CSF All Aluminium Triple Pass Radiator for BMW E46 M3 – the ultimate S54 cooling upgrade
Transform the cooling performance of your BMW E46 M3 with the CSF all aluminium triple pass radiator. This high performance radiator is engineered for the S54 engine and is ideal for fast road, track day, time attack and drifting. Expect stronger, more consistent cooling, reduced heat soak and lower outlet temperatures with a true drop-in, OEM-compatible fit. Nforcd customers love this upgrade and we run it ourselves for dependable cooling on hard-driven E46 M3 builds.
Why choose the CSF triple pass radiator for your E46 M3
- 2 row 42 mm core dual core featuring CSF’s exclusive B-tube technology
- Ultra efficient core with 6.5 mm fin height and multi louvered fin design for maximum surface area and rapid heat rejection
- Triple pass flow structure routes coolant across the core three times for the lowest possible outlet temperatures
- CNC machined quick connect inlet and outlet connections for secure, leak free performance
- CNC machined brackets and fittings for superb fit, rigidity and long term durability
- All aluminium race style drain plug
- One hour mirror finish hand polish for a premium look in the engine bay
- True drop in fit with no modifications required. Accepts all OEM components including quick connect hoses, AC condenser, mounting brackets and fan shroud
Real world benefits on the BMW E46 M3
- Improved cooling efficiency for the S54 engine on road and track
- More stable coolant temperatures during extended hard driving
- Robust all aluminium construction to replace ageing plastic tank radiators
- Direct fit installation using factory hardware and hoses
Perfect for
- BMW E46 M3 owners seeking a performance radiator upgrade
- Track day, fast road, drifting and endurance use
- Cars with uprated power or sustained high RPM that demand maximum cooling capacity
Fitting and support
This CSF BMW E46 M3 radiator is a straightforward direct replacement. If you would like professional fitting, Nforcd can install this radiator at our Warwickshire workshop. Request a fitting quote at Sales@nforcd.com.
Why buy from Nforcd
We supply and fit high performance cooling upgrades for BMW platforms and have extensive hands-on experience with the E46 M3. Our customers consistently report excellent results from the CSF triple pass radiator with stronger cooling and dependable temperature control on track and fast road.
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