do88 BMW M3 E46 Auxiliary Oil Cooler

do88 proudly presents an auxiliary oil/fluid cooler for the S54 engine. do88's E46 M3 Aluminium Triple-Pass Radiator (WC-310) is specifically prepared with mounting brackets on the front for this auxiliary cooler, letting you build out a more complete cooling system around your existing do88 radiator.

This auxiliary cooler can be used in several low-pressure applications, most commonly power steering or gearbox oil cooling. Both connections use AN6 male fittings, and it's supplied with rubber-lined P-clips and screws for easy installation directly onto do88's performance radiator.

Please note: do88 supplies the oil cooler only, you'll need to make your own oil lines to connect it into your chosen system (power steering or gearbox).

Works with: do88's E46 M3 Aluminium Triple-Pass Radiator (WC-310) specifically, using the pre-installed mounting brackets. Sold separately from the radiator.

Why Choose This Auxiliary Oil Cooler

• Purpose-built to mount directly to do88's E46 M3 radiator using pre-installed brackets
• AN6 male connections on both sides for flexible plumbing options
• Suitable for power steering or gearbox oil cooling applications
• Includes rubber-lined P-clips and screws for straightforward installation
• Core dimensions: 446 x 131 x 26.5mm (total: 652 x 131 x 202mm)

Compatibility

• BMW E46 M3 (S54) fitted with do88's Aluminium Triple-Pass Radiator (WC-310)