BMW G22 / G23 4-Series 3D Design M-Sport Carbon Fiber Rear Diffuser Downpipes 62% higher capacity over the

62% higher capacity over the OEM intercooler

OE BMW M3 CSL Air Shut-Off Valve

this exhaust is quite unassuming

With a high gloss finish

BMW G22 / G23 4-Series 3D Design M-Sport Carbon Fiber Rear Diffuser Downpipes 62% higher capacity over theFounded in 1998 with a focus on suspension components, 3D Design is renowned for their line of BMW aero parts and accessories. From inception, 3D Design has worked diligently to expand their product line and with great success has created a wide range of parts and accessories for the BMW enthusiast. 2012 marked the expansion of their lifestyle accessories and interior components as well as the introduction of suspension to the export markets. 3D