Exhaust› Mufflers and Resonators

BMW Genuine Parts

Muffler

$1,423.97

SKU: 18107504171

In Stock
In Stock
Ships by Sep 9
Free Shipping over $200
$100 Minimum Order
30 Days Return
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Overview

It contains chambers, baffles, or perforated tubes that dissipate sound waves while allowing exhaust flow. This part is manufactured to BMW's stringent standards, ensuring the same quality as the original equipment.
Show original supplier description
This component is crucial for maintaining the optimal acoustic performance of your vehicle's exhaust system. Crafted to the exacting standards of BMW, this Genuine BMW part guarantees the same quality and fitment as the original component installed at the factory. By using Genuine BMW parts, you ensure that your vehicle maintains its original performance characteristics and aesthetic integrity. These parts are often manufactured by established Original Equipment Manufacturers (OEMs) who have a long-standing relationship with BMW, ensuring reliability and durability. Symptoms of a failing exhaust muffler can include excessively loud or unusual exhaust noises, visible rust or holes, exhaust fumes entering the cabin, or a noticeable reduction in engine performance and fuel efficiency. Replacing a worn or damaged muffler with this Genuine BMW part will restore your vehicle's quiet operation and prevent further issues. This rear silencer is specifically designed for the BMW E46 325Ci and 325i models from 2001 to 2006. Fitment details specify compatibility with 2.5L L6 M54 Gas engines, both automatic and manual transmissions, RWD Coupe, Sedan, and Wagon body styles. Certain model year 2001 vehicles may have specific exclusions based on the 'Aerodynamic Package' and production date ('To 09/01'). Always verify fitment with your specific vehicle details before purchase.

Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.

Fitment

Fitment Guaranteed

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Specifications

BrandBMW Genuine Parts
Part Number18107504171
CategoryExhaust

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Returns & Fitment

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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Shipping

Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.

Free shipping over $200 in the continental US. Alaska, Hawaii, U.S. territories (Puerto Rico, U.S. Virgin Islands, Guam, American Samoa, and the Northern Mariana Islands), and international orders carry surcharges — most appear at checkout. Some exceptions (LTL freight, or suppliers who quote freight only after we place the order) won’t. In those cases we’ll reach out with the exact charge before your order moves forward.

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