Evolution Racewerks N20 Competition Series 4" Catless Downpipe (2011+ 528i, 2011+ X1 s/xDrive20i/28i, 2012+ X3 xDrive20i/28i or 2011+ Z4 sDrive28i)
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Evolution Racewerks N20 Competition Series 4" Catless Downpipe (2011+ 528i, 2011+ X1 s/xDrive20i/28i, 2012+ X3 xDrive20i/28i or 2011+ Z4 sDrive28i)

$495.00
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CAUTION: This product is intended for OFF ROAD COMPETITION USE ONLY. Not legal for use on pollution controlled vehicles upon public road/highways. THIS PRODUCT IS FOR SALE FOR ALL 49 STATES EXCLUDING CALIFORNIA.  In addition to vehicle use verification, a Vehicle Compliance Waiver needs to be signed. THIS ITEM IS NOT FOR SALE, INSTALLATION, OR USE ON LICENSED VEHILES IN THE STATE OF CALIFORNIA.  The item is for sale for international customers without restriction. Ease of Installation: (1 Easy, 5 Hard) 3 Installation Guide Parts Checklist Key Features: Now available for the 2011+ 528i, 2011+ X1 s/xDrive20i, 2012+ X3 xDrive20i/xDrive28i or 2011+ Z4 sDrive28i. Horsepower gains of 14 to 16whp average (gains will vary based on modifications of your vehicle). Higher Max Horsepower Power Curve Torque gains of 16wtq average (stock boost) up to over 24 wtq (Software upgrade) (gains will vary based on modifications of your vehicle). Higher Intial Torque Curve.  Torque curve hits faster and h

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