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Exhaust› Exhaust Pipes, Systems and Components

Two Brothers Racing

S1R Carbon Full System

Name: S1R Carbon Full System
Brand: Two Brothers Racing
SKU: 005-4630105-S1

$824.18

SKU: 005-4630105-S1

Free Shipping over $200

$100 Minimum Order

Non-Returnable Item

DIY PRO SHOP

Moderate — 2–4 hours

Overview

The Two Brothers Racing S1R Standard Carbon Full System is a performance exhaust designed for the Kawasaki Ninja 650 (2017-2025). It features a handcrafted construction aimed at delivering unparalleled sound and performance for a race experience. The system is built to complement the quality and performance of Kawasaki motorcycles.

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The Two Brothers Racing S1R Standard Carbon Full System is engineered to surpass market offerings for the Kawasaki Ninja 650 (2017-2025). The stamped, spring-fit inlet ensures a secure connection, while the Aluminum CNC machined outlet and spiral-wound perforated core contribute to its performance and sound characteristics. The mount is designed with a rubber-lined, styled finish. This full system is specifically designed for the Kawasaki Ninja 650 models from 2017 to 2025. It aims to provide a significant upgrade in both auditory feedback and overall performance for riders seeking a more aggressive and race-oriented sound and feel from their motorcycle. The product's development focuses on complimenting the OEM quality and performance of the Kawasaki brand.

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

Brand	Two Brothers Racing
Part Number	005-4630105-S1
Category	Exhaust

Videos

Kawasaki Ninja 650 - Two Brothers S1R Exhaust Sound

Two Brothers Racing (2017) Kawasaki Ninja 650 Sound Clip

Kawasaki Ninja 650 Two brothers Racing Exhaust (stock vs aftermarket sound)

Two Brothers Racing - 2006-11 Kawasaki Ninja 650R S1R Slip-on Exhaust System

Two Brothers Racing - 2012 Kawasaki Ninja 650R Full Exhaust System

2012 Ninja 650 Two Brothers Exhaust

Two Brothers Racing - 2018+ Kawasaki Ninja 400 S1R Full-System

Two Brothers Racing Full System Exhaust Install

Two Brothers Racing: S1R Black Exhaust System - 2016 Kawasaki ZX-10R

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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.

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