aFe 49-46309 Mach Force XP 409 SS Cat-Back Exhaust for 01-06 BMW 325/330 E46

Vehicle Fitment

• 2001-2006 BMW 3-Series (E46): 325i, 325Ci, 330i, 330Ci (I6-2.5L / I6-3.0L)

Features

• Direct-fit Mach Force XP™ 409 stainless steel cat-back exhaust system
• 2.25" mandrel-bent tubing for smooth exhaust flow and reduced restriction
• True dual inlet/dual outlet high-flow muffler for performance gains
• Polished double-wall 304 stainless steel resonated tips with angle cut
• Uses all factory hanger locations for a straightforward bolt-on installation
• OE-style flanges and premium band clamps for a secure, leak-free seal
• 100% hand MIG-welded construction for durability and strength
• Aggressive yet refined exhaust tone with estimated horsepower and torque gains

Specifications

• Part Number: 49-46309
• Series: Mach Force XP™ 409 SS Cat-Back Exhaust
• Material: 409 stainless steel tubing
• Main Tubing Diameter: 2.25"
• Exit Location: Dual rear exit
• Muffler Configuration: Dual inlet / dual outlet high-flow
• Tip Material: Polished 304 stainless steel
• Estimated Performance Gains: ~+13 HP / +15 lb-ft torque

Included Components

• 1x Mach Force XP™ 409 SS Cat-Back Exhaust System (pipes & muffler)
• 2x Polished 304 SS Dual Rear Exit Tips
• OE-Style Flanges
• Band Clamps and Hardware
• 2x OEM BMW Exhaust Gaskets

Product Description

The aFe 49-46309 Mach Force XP™ 409 Stainless Steel Cat-Back Exhaust System is a performance upgrade engineered for 2001-2006 BMW 3-Series E46 models - including 325i, 325Ci, 330i, and 330Ci equipped with the M54 inline-6 2.5L and 3.0L engines. Constructed from mandrel-bent 409 stainless steel tubing, this exhaust system enhances exhaust flow over factory restrictions for improved horsepower and torque while producing a more aggressive, engaging exhaust tone. Dual inlet and dual outlet high-flow muffler design paired with polished double-wall resonated tips deliver both performance and a refined rear-end presence.

Installation is straightforward with retained factory hanger locations and OE-style flanges that allow a direct bolt-on fit with no cutting or welding required. Premium band clamps and included OEM BMW gaskets ensure a secure, leak-free seal. This cat-back exhaust is ideal for BMW E46 enthusiasts seeking both performance gains and a distinctive exhaust note while maintaining durability and quality construction.