BMW 1 Series E81 E82 E87 E88 / 3 Series E90 E91 E92 E93 / X1 E84 N52 Silicone Upper Radiator Hose Repair Kit 17127531579 2005 - 2013 Porsche 911 GT3/RS (997) Direct bolt-on installation using factory

Direct bolt-on installation using factory mounting points

and power adder

Fitment Fits 1997-2004 Chevrolet Corvette All Models

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Fitment Fits 2005-2013 Chevrolet Corvette ZR1

BMW 1 Series E81 E82 E87 E88 / 3 Series E90 E91 E92 E93 / X1 E84 N52 Silicone Upper Radiator Hose Repair Kit 17127531579 2005 - 2013 Porsche 911 GT3/RS (997) Direct bolt-on installation using factoryThere is a well documented design defect in the factory upper radiator hose on N52 engined E8X and E9X models the plastic flange where the hose connects to the expansion tank outlet is prone to cracking and breakage during routine maintenance or daily use, resulting in coolant leakage and dangerously elevated engine temperatures. This high performance repair kit permanently resolves that weakness by replacing the factory plastic flange with a 6061