Wiseco AC/HON B 4v DOME +8.25 STRUT 8200XX Piston Kit 2020-bmw-530i-esi9129250 The body is sealed to

The body is sealed to the pump with a quality Buna-N (acrylonitrile butadiene) rubber o ring

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The Girodisc rear rotors are approx 18

Important Note: Designed for use with aftermarket fuel lines

Our unique IE FDS Intercooler design for the Audi B9 platform consistently results in an IAT drop of approximately 20C-30C average at the end of open throttle pulls compared to the factory intercooler

Wiseco AC/HON B 4v DOME +8.25 STRUT 8200XX Piston Kit 2020-bmw-530i-esi9129250 The body is sealed toProfessional Series forged racing pistons from Wiseco are no expense spared pistons designed for the serious racers and builders. Packed full of custom level performance and durability features and provided with premium rings, Professional Series pistons are designed and built for use in heavy to severe duty race builds. Remove your limits with Wiseco? s Professional Series.