Further Information
The CSF BMW B58/B48 Heat Exchanger is engineered to keep charge air cool and prevent limp mode on turbocharged F-series vehicles, especially those running upgraded turbos or high-performance tuning software. CSF's triple-pass design and industry-exclusive 2-row core deliver superior cooling performance compared to the OEM single-pass 1-row unit.
Designed as a direct replacement for OEM part number 17118741830, this heat exchanger maintains factory mounting locations while delivering significantly improved thermal capacity and flow efficiency for demanding driving conditions.
Key Features:
- World's largest 2-row core (68mm) featuring CSF's proprietary B-Tube technology
- Triple-pass flow design ensures optimal outlet water temperature
- Unique tank design allows larger core to fit OEM cooling system housing
- 6.5mm multi-louvered fin height for enhanced heat transfer
- OEM CNC-machined mounting location pins and brackets
- Direct plug-and-play installation with CNC-machined quick-connect fittings
- Included detachable rock guard for OEM+ appearance
- Semi-gloss black finish maintains factory aesthetic
Includes:
- CSF triple-pass heat exchanger core
- CNC-machined quick-connect inlet/outlet water fittings
- OEM mounting brackets and positioning pins
- Detachable rock guard
- All hardware required for installation
Superior cooling for B58 turbocharged performance. Triple-pass flow. Zero modifications. Maximum reliability.