aFe MACHForce XP Exhaust Test Pipe 2in SS-304 07-13 BMW M3 (E90/92/93) V8 4.0L

MACH Force XP X-Pipe for the BMW E90, E92 and E93 M3 produced 21 HP and 35 lbs. x ft. of TQ is constructed from TIG-welded, 2-1/2 IN mandrel bent, 304 stainless steel tubing. It uses dual, high flow, 200 cell catalytic converters for maximum flow providing an astonishing low end torque improvement. While developing this system, we ensured that this item not only increased performance but delivered a powerful and aggressive tone. Incorporated is an X-Pipe balance tube, which equalizes and evenly distributes exhaust pulses for increased performance across the power band. This item can be used with the OE muffler or aFe POWER cat-back exhaust systems (part numbers 49-36311-P, 49-36311-C, 49-36312-P, 49-36312-C, 49-36304 and 49-36305). This item requires no modifications and uses all factory hanger locations for a hassle free installation.

Retains Factory O2 Sensors:
This item retains all factory O2 sensors for a OE like, hassle free installation.

Dual High Flow Catalytic Converters:
The honeycomb catalyst is designed for maximum surface area and flow and prevents the check engine light from emitting.

X-Pipe Balance Tube:
An X-pipe balance tube is used to equalize and evenly distribute exhaust pulses which minimizes exhaust drone and increases flow and performance.

Simple Installation:
All systems use factory mounting locations providing stability and hassle-free installation.

All aFe exhaust systems are engineered and manufactured in our Corona, California facility.