At DMG Motorsports, we present the Hiflofiltro HFA4903 Air Filter — a precision-engineered replacement built specifically for the Yamaha XS1100 (1978-1981). Designed to slot directly into your factory air box, this filter takes the guesswork out of maintenance while restoring your engine's intake system to like-new condition. Hiflofiltro has spent decades perfecting the science of filtration, and this unit reflects that expertise with premium materials chosen to protect your engine while keeping airflow exactly where it needs to be.

Features:

• Manufactured to perfectly fit the factory airbox for a true direct-fit installation
• Uses top-quality Powerflow filtering media developed for modern high-performance engines
• Direct replacement for the original equipment filter — no need to change carburetor jets or settings
• Engineered specifically for the Yamaha XS1100 '78-'81 (MPN: HFA4903)
• Backed by Hiflofiltro's reputation as a leading manufacturer of aftermarket motorcycle filtration products
• Sold each

Fitment