Brock's Performance Alien Head 2 Full System 12" Muffler Z125 Pro (17-26)

12" megaphone muffler Show-polished finish Maximized power gains on stock and modified engines 2" outlet permanent baffle (glass wool/fiberglass) for long life, deep sound Larger diameter outlet provides increased exhaust flow Distinctive look/aggressive sound (2” optional noise reduction insert sold separately) Pre-installed 18mm bung for wideband O2 sensor (12mm bung adapter and block-off plug included) Provides maximum ground clearance 55% weight savings vs. OEM full system No fairing modifications required Aerospace quality, ultra lightweight stainless construction Note: Designed for use with OEM rearset, modification may be required for use with aftermarket rearset Includes Brock’s lifetime direct support package at no additional charge Includes access to Brock's map support program at no additional charge