Brakes› Brake Systems And Components

Project Mu

NS400 Rear Brake Pads

$96.94

SKU: pmPS4R500

Special Order
Special Order
Ships in 4–6 weeks
Free Shipping over $200
$100 Minimum Order
30 Days Return
INSTALL DIFFICULTY
DIY PRO SHOP

Easy — 1–2 hours

Overview

The Project Mu NS400 is a set of rear brake pads designed for street use. They are made from asbestos-free brake compounds and feature low dust and squeal properties.
Show original supplier description
The Project Mu NS400 rear brake pads are specifically developed for street applications, offering a reliable and cost-effective upgrade over OEM pads. The NS400 compound utilizes advanced Hyper Carbon NS technology, ensuring excellent performance on the street. These brake pads are constructed from asbestos-free materials, contributing to reduced dust and minimal squeal, enhancing driver comfort. They are suitable for use in a wide temperature range, from 0 to 400°C (0-752°F), with a friction coefficient between 0.34-0.43. The NS400 series is recommended for both general street driving and performance driving scenarios, allowing you to maximize your street car's potential. Key specifications for the NS400 pads include the Hyper Carbon NS compound, a rotor temperature range of 0-400°C, and a friction coefficient of 0.34-0.43. These pads are intended for applications including Street Driving and Performance Driving.

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

BrandProject Mu
Part NumberpmPS4R500
CategoryBrakes
5,000+ Trusted brands
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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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