Product Description
Upgrade your Yamaha YZF-R1 with the M4 GP2 Black Slip-On Exhaust, built for an aggressive sound, clean black finish, and durable stainless steel construction.
Key Features:
- Comes with the Q1 Quiet Insert installed
- Stainless steel construction with a black ceramic coating
- Does not remove the catalytic converter
The M4 GP2 Black Slip-On is a great upgrade for R1 riders wanting a sharp look, aggressive M4 sound, and a simple slip-on setup while keeping the catalytic converter in place.

