ARM Motorsports Throttle Body O-Ring BMW 135/335i N54 E90 E82

This is a replacement O-ring for BMW throttle bodies.  This O-ring installs into the charge pipe at the throttle body connection.  It replaces old, brittle O-rings which can cause boost leaks.  these O-rings resist grease, hydraulic oil, and motor oil—plus mild chemicals and water.  They are temperature rated up to 400 degrees Fahrenheit. OEM BMW Part Number: 13717568031 ARM MOTORSPORTS LIFETIME WARRANTY Every ARM Motorsports product is backed by a lifetime warranty which is automatically issued at the time of purchase. Your warranty protects you against any defects in craftsmanship or fitment. The warranty entitles you to a replacement unit.