Upgrade your BMW N55-powered 5 Series, 6 Series, X5, or X6 with the Project Gamma High-Flow Downpipe, engineered to improve exhaust flow, reduce backpressure, and deliver stronger turbo response. This downpipe is designed to help your N55 engine breathe better, improving throttle response, turbo spool, exhaust sound, and overall performance when paired with proper tuning.

Built for precise fitment and long-lasting durability, the Project Gamma N55 downpipe is an ideal upgrade for both street and performance builds. Whether your vehicle is stock or tuned, this downpipe helps unlock the true potential of the turbocharged BMW N55 platform.

Key Features:

• Designed for BMW N55 turbocharged engines
• High-flow performance downpipe design
• Reduces exhaust restriction and backpressure
• Improves turbo spool and throttle response
• More aggressive exhaust tone
• Great upgrade for tuned N55 builds
• Direct-fit design for supported models
• Same-day or next-day shipping available

Fitment:

• BMW 5 Series F07 GT LCI — 08/2012–02/2017
• BMW 5 Series F10 — 01/2009–06/2013
• BMW 5 Series F11 — 02/2009–06/2013
• BMW 5 Series F10 LCI — 08/2012–10/2016
• BMW 5 Series F11 LCI — 10/2012–02/2017
• BMW 6 Series F06 Gran Coupé LCI — 06/2014–09/2018
• BMW 6 Series F12 LCI — 07/2014–05/2018
• BMW 6 Series F13 LCI — 05/2014–02/2017
• BMW X5 F15 — 08/2012–06/2018
• BMW X6 F16 — 09/2013–05/2019

Shipping:
In stock and ready to ship. Orders typically ship the same business day or next business day.

Note:
Professional installation is recommended. ECU tuning may be required for best performance and to prevent check engine lights. For off-road/racing use only where applicable.