AFE Cat-Back Exhaust System For BMW M4
The aFe MACH Force-XP 3″ – 2.5″ 304 Stainless Steel Catback Exhaust System w/ Polished Tips BMW G8X M3 | M4 L6 3.0L (t) 2021+ for your 2021-2023 BMW M4 is a great way to increase horsepower and torque gains by replacing your restricted factory car exhaust system.
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3 IN – 2-1/2 IN 304 Stainless Steel Construction: This cat-back exhaust system is constructed of 3 IN – 2-1/2 IN mandrel-bent 304 stainless steel tubing for maximum strength and durability. High-Flow Stainless Steel Muffler: This system features a high-flow stainless steel muffler, producing a mild sound. Muffler finish may vary. Quad 4 IN Diameter Polished Exhaust Tips: Finishing off this exhaust system are quad 4 IN diameter polished 304 stainless steel clamp-on exhaust tips. The tips features a laser etched aFe POWER logo for a unique style. Aggressive Sound: This system produces an aggressive sound unleashing all available horsepower and torque. Installation: Some cutting may be required, see instruction sheet for further information. Utilizing factory style hangers this system mounts directly to factory mounting locations for a hassle-free installation. Integrated Mitered Merge X-Pipe: A mitered merge x-pipe is used to balance and evenly distribute exhaust pulses traveling through the exhaust system, minimizing exhaust drone and maximizing scavenging. Exhaust valve: This system incorporates factory style exhaust valves which use the factory exhaust valve motors (not included). The valves help regulate, direct and control the flow of exhaust gases by opening, closing, or partially obstructing passageways depending on throttle position for maximum performance. Computer-Aided Design: State-of-the-art computer-aided design technology is utilized for precise vehicle fitment. MIG-Welded: 100% MIG-Welded for race-proven strength and durability. Emissions Disclaimer: This product does not require a CARB EO#. aFe POWER exhaust systems are engineered and manufactured in our Corona, California facility. Features: Constructed from 3 IN – 2-1/2 IN Mandrel-Bent 304 Stainless Steel Tubing Quad 4 IN Diameter Polished 304 Stainless Steel Clamp-On Exhaust Tips Utilizes Factory Style Hangers for a Secure Fit Includes Factory Style Exhaust Valves (Using Factory Motor, Not Included) 100% MIG-Welded for Strength and Durability