Graves Motorsports Works 2 Full Stainless Steel Exhaust System for the 2015-2017 Yamaha YZF-R3 with carbon fiber silencer. GMS Exhaust systems are designed for the elite rider seeking top of the line performance, fit, finish and value. This R3 exhaust system was developed using the same technology that has powered the Monster Energy Graves Yamaha team to 7 consecutive AMA Superbike championships and numerous 600 championships.This product is intended for closed course competition use only. Use of this product for any other purpose is strictly prohibited. Scroll down for sound video.
- New Diamond Shaped Silencer Design (Carbon Fiber Can with Carbon End Cap), configured to balance the R3’s body lines and produce the best balance of power.
- Silencer mounts directly to the motorcycle by using a stealth carbon fiber strap, saving weight and streamlining looks.
- Constructed from premium grade stainless steel
- Machined joint fittings
- Billet Hard Anodized 7075T651 Aluminum Flanges
- Advanced welding process showcases laser perfection welds
- Tapered header down pipes
- Come standard with a GMS exhaust insert to quiet sound (removable, but the bike makes more power with the insert installed).*
***Works 2 system does not include an O2 sensor bung. We can add one for you for an additional charge.
Stock Full System Weight = 14.6 lbs. GMS Full System Weight = 8.6 lbs
Stock DB at Idle 79.5db Stock DB at 5000 rpm 87db
GMS Full System with included sound insert at Idle 82db GMS Full System with included sound insert at 5000 rpm 92db
Fitment: Yamaha YZF-R3 2015-2017
Here’s a dyno graph showing the performance improvement of a stock R3 compared to an R3 with Graves full exhaust installed and flashed ECU: