This exhaust has been discontinued by aFe. The rear muffler portion of this exhaust is still available - see Related Items below or search for part number 49-36338.The aFe MACH Force-XP exhaust for your F8X M3/M4 delivers power gains plus it has an aggressive sound when you want it and a mellow tone when you’re cruising. aFe measured 15hp and 30ft-lb gains on their dyno with this exhaust alone. This high-quality, free-flowing exhaust system is constructed of durable, mandrel-bent 304 stainless steel tubing and TIG welding for long, trouble-free life.
Designed for maximum performance, aFe’s exhaust utilizes a high-flowing pipe and muffler layout from the downpipes to minimize restriction. The polished tips fill out the rear valance and hint at the greater performance within. Note: some trimming of the plastic valance may be required.
Notice of Emissions Non-Compliance. Removing, disabling, or altering emissions equipment on a pollution-controlled road vehicle is illegal. Installing devices or software that trick, disable, or modify emissions controls and monitors on a pollution-controlled road vehicle is also illegal. This product is sold only for racing, competition, track, hobby, or other off-road use. It's use is prohibited in any motor vehicle that is subject to emissions inspection or control. Some suppliers will not ship to certain states, requiring extra delivery time. We will advise you of any delays. Legal only for racing vehicles that may never be used, or registered or licensed for use, upon a public highway.
BMW Fitments: 3 SeriesF80 (2015-2018) > M3 (2015-2018)
4 SeriesF82 / F83 (2015-2020) > M4 (2015-2020)