Maxton Design Rear Window Extension BMW M2 F87 (2016-2020) back box This optimized design results in

This optimized design results in +16 CFM at -30IN/H20 increase in flow over stock

49% over the stock intake and turbo inlet

Designed and Made in the USA

This product is made from ABS plastic

3 Piece design

Maxton Design Rear Window Extension BMW M2 F87 (2016-2020) back box This optimized design results inMaxton Design Rear Window Extension BMW M2 F87 (2016 2020) BM 2 87 M COMP H1 REAR WINDOW EXTENSION BMW M2 F87 (2016 2020) fits: BMW M2 F87 (2016 2020) COMPLETE SET CONTAINS: REAR WINDOW EXTENSION Product is made of ABS plastic, needs to be bonded using glue (i. e. windscreen car glass sealant) to rear window. Glue is not included. ABS material was created specifically for use in the automotive industry. ABS is used in production of factory bumpers and