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Add power, sound and unique style to your BMW X5/X6 M with this cat-back system which produced gains of up to +20 horsepower and +33 lbs. x ft. torque as measured on our in-house dyno. Dual 3" to 2-1/2" mandrel-bent, brush finished 304 stainless steel tubing keeps exhaust flowing smoothly for power gains you can feel. Designed with a transverse, high flow muffler finished in high temp powder coating for long lasting good looks and unique sound. The factory exhaust valve motor is used to regulate the exhaust flow from a closed-valve, sporty tone to wide-open, aggressive, performance sound. True quad, 3 1/2" black stainless steel exhaust tips with laser etched aFe Power logo for a custom finish.
DETAILS:
Performance Gains:
In-house dyno testing produced gains of up to +20 horsepower and +33 lbs. x ft. torque
Brush Finished 304 Stainless Steel Construction:
This exhaust system is constructed of 3" - dual 2-1/2" mandrel-bent, brush finished 304 stainless steel tubing for maximum flow, corrosion resistance and quality finish.
True Quad 3 1/2" Black Stainless Steel Exhaust Tips:
Finishing off this system are quad 3 1/2" diameter black stainless steel exhaust tips. Laser-etched with aFe Power logo for a custom, stylish finish.
Flow and Performance:
Transverse high flow muffler supports true quad pipe exhaust flow and unique exhaust notes. Finished in a high temperature metallic black powder coating that helps prevent corrosion.
Simple, Hassle Free Installation:
This system has been 100% CAD designed to factory tolerances for a direct bolt-on fitment with no cutting or modifications required. Quality stainless steel hardware and valve extensions included for a hassle-free installation.
TIG-Welded:
100% TIG-welded for race proven strength and durability.
Emissions Disclaimer:
This product does not require a CARB EO# (CARB Aftermarket Parts Verification Guidelines).
aFe POWER exhaust systems are engineered and manufactured in our Corona, California
ARMYTRIX is pleased to present the ultimate exhaust upgrade for the BMW E90/E92 M3. Harvesting the 4.0L S65 V8 full potential through their meticulously engineered T304 stainless steel system; reinvigorating your experience with enhanced performance and sound. Free flowing capability creates a system that handles exhaust with brutal efficiency realizing increased HP and torque. The refinement and amplification of the exhaust note offers a unique ambiance. Achieving true independence and brand new auditory sensations like never before.
ARMYTRIX is once again at the forefront of another revolutionary advancement. Throw out everything you think you knew about installing valve control. The current exhaust aftermarket is flooded with the '-school approach.' The traditional method requires hours of time-consuming and complex wiring works. They have simplified the process, attaching the ARMYTRIX OBDII Module and a few wires to its rightful places; the entire valvetronic comes to life at a press of a button. A pioneer in its field, ARMYTRIX App is a necessary and revolutionary progression of their valvetronic exhaust. Receiving real-time updates, with high data logging rate, you are in sync with the pulse of your vehicle. Keep in touch with the conditions that matter to you. Control the configuration of the valves through the easy-to-operate digital interface. Configuration of the valves is shown by the easy to read display interface. When the Green light is on, the valves are opened. Red indicates valves are closed. Orange means at 3500 rpm the valves will automatically open.
Features:
Power ( HP): 22.3
Torque ( Nm): 22
Weight Saving (-Kg): 11.7
Precision-Crafted T304 Stainless Steel
X-Pipe Vicious Scream and Ferocious Power
View Install Instructions Here
Fitment:
BMW M3 E9x 08-13
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
09-28-2026
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This performance tuned Mach Force XP cat-back exhaust system produces 11hp and 13lbs. x ft. of torque for your BMW 335i N55. This exhaust system is constructed from 2.75" mandrel bent, high polished 304 stainless steel for corrosion resistance and an aggressive look. The system also comes with dual high flow resonators and dual 3.5" polished 304 stainless steel tips and mufflers to build a mellow, yet powerful sound.
All aFe exhaust systems are engineered and manufactured in our Corona, California manufacturing facility.
Leak-Free Seal:
High-quality band clamps and OE style flanges are used for a complete 360-degree sealing surface.
Aggressive Sound:
Dual free-flowing mufflers and resonators are used to absorb high pitch tones producing a powerful sound and unleashing all available horsepower and torque.
3.5" Polished Tips:
This system uses massive 3.5" polished 304 stainless steel tips for an aggressive look.
This system fits the following BMWs:
2011-2012 E90 335i