CSF 2011+ BMW 1 Series M / 08-11 BMW 135i / 07-11 BMW 335i M/T Radiator - 7045 Trailer Brakes SZ1-HDR4 kit features ACT's most

SZ1-HDR4 kit features ACT's most popular Heavy Duty pressure plate

industry-leading air springs are the perfect upgrade for your vehicle and work to eliminate any issues you might face when towing and hauling

Even with the increased performance and outstanding off road capabilities

It features an incorporated scoop to capture air from the front of the vehicle

CSF 2011+ BMW 1 Series M / 08-11 BMW 135i / 07-11 BMW 335i M/T Radiator - 7045 Trailer Brakes SZ1-HDR4 kit features ACT's mostCSF has over 5 decades of experience manufacturing radiators. So when it comes to keeping your engine cool and your 1M 135i 335i running at its best, a CSF High Performance All Aluminum Radiator is the obvious choice. Designed to perform on the street or at the track, a performance radiator is a must have for both high horsepower builds as well as race vehicles which need added cooling performance in motorsports environments. This radiator features a