Arrow Competition Stainless Steel Header & Mid Pipe 71718MIT BMW S 1000 RR 2019+ M 1000 RR 2021+

The Arrow Competition Stainless Steel Header & Mid Pipe (71718MI) is engineered for riders seeking maximum performance and weight reduction for the BMW S 1000 RR 2019+ and BMW M 1000 RR 2021+ platforms. Developed by Arrow Exhaust, this system represents the direct evolution of race-proven technology used in Superbike and Superstock racing.

Manufactured in San Giustino, Italy, this Competition Line header system is hand-built using precision TIG welding to ensure strength, durability, and consistent performance under extreme riding conditions. Designed as a decat header and mid pipe setup, it replaces the restrictive stock components to significantly improve exhaust flow.

This upgrade delivers a noticeable reduction in overall weight while enhancing horsepower and torque, giving the engine a sharper and more responsive character. It is compatible with both the stock muffler and aftermarket slip-on exhaust systems designed for the K67 platform.

The system is supplied with O2 sensor bungs included, ensuring proper installation and compatibility with factory electronics where required.

Key Features:

• Competition-spec stainless steel construction
• Direct performance upgrade for improved power and torque
• Significant weight reduction compared to OEM system
• Hand-made TIG welded craftsmanship
• Optimized exhaust flow for racing performance
• Compatible with stock and aftermarket slip-on silencers
• Includes O2 sensor bungs
• Designed for track and high-performance use

Specifications:

• Arrow Part Number: 71718MI
• Material: Stainless steel
• Type: Decat header + mid pipe system
• Manufacturing: Made in Italy
• Welding: Hand TIG welded

Fitment:

• BMW S 1000 RR (2020–2022)
• BMW S 1000 RR (2023–2024)
• BMW S 1000 RR (2025)
• BMW M 1000 RR (2021–2022)
• BMW M 1000 RR (2023–2024)

Important Note:
This is a competition-use exhaust system designed for track performance applications and may not comply with road emission regulations in certain regions.