Exhaust› Exhaust Pipes, Systems and Components

Bimmerplug

S55 Catless Downpipes

$450.00

SKU: 00840389202035

In Stock
In Stock
Ships by Sep 12
Free Shipping over $200
$100 Minimum Order
30 Days Return
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Overview

The Bimmerplug S55 Catless Downpipes are designed to maximize airflow and turbo response for BMW F80 M3, F82/F83 M4, and F87 M2C models. These downpipes eliminate catalytic converters to allow for increased exhaust flow and improved engine efficiency.
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The Bimmerplug S55 Catless Downpipes are engineered to unleash the full potential of your BMW's S55 engine, enhancing turbo response and maximizing airflow. By removing the catalytic converters, these downpipes allow for a significant increase in exhaust flow, leading to improved engine efficiency and a more exhilarating driving experience. They are specifically made for the F80 M3 (2015-2020), F82/F83 M4 (2015-2020), and F87 M2 Competition (2018-2021). It is important to note that these products are custom-made to order and cannot be exchanged or returned. Additionally, BimmerTrend is not responsible for any vehicle damages or personal injury incurred during installation, and professional installation is recommended.

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

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Specifications

BrandBimmerplug
Part Number00840389202035
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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