Graves Motorsports Dual Stage Quiet Core - Stainless with BLACK, BLUE OR SILVER Aluminum Silencer. Exhaust System for the KTM 350/450/500 EXC-F, XCF-W (2024 +), Husqvarna 350/450/501 FE, FEs (2024 +) and the GasGas EC 350F + EC500F (2024 +) models.
Graves' precise engineering develops precision products that are designed to outlook, outperform and outlast the competition. Graves Exhaust systems are designed for the elite rider seeking top of the line performance, fit, finish and value. This exhaust system was developed using the same technology that has powered the Graves Racing Team and supported racers to 31 Professional AMA National Championships including 9 Superbike Championship titles and 3 Pro Side x Side.
This product is intended for closed course competition use only. Use of this product for any other purpose is strictly prohibited. 1. “NOT LEGAL FOR SALE OR USE IN CALIFORNIA” / 2. “NOT LEGAL FOR SALE OR USE IN CALIFORNIA ON ANY POLLUTION CONTROLLED MOTOR VEHICLES” / 3. “LEGAL IN CALIFORNIA ONLY FOR RACING VEHICLES WHICH MAY NEVER BE USED, OR REGISTERED OR LICENSED FOR USE, UPON A HIGHWAY”
The Goal of Graves when designing this exhaust system is to provide the best performing, highest quality product on the market. We did not compromise in the development of this system. Material diameters, the silencer core size and length are optimized for maximum power output throughout the throttle and RPM range.
- All New "DUAL Stage Quiet Core equipped system dramatically reduces sound output.
- New Octagon Silencer Design Featuring: Aluminum BLACK silencer body with Stainless end caps and a Carbon Fiber beauty cover. The new silencer has greater volume for reduced sound, long life and a deep throaty exhaust note
- The slip-on silencer is designed as a one piece unit that slips onto the stock header system. The silencer body has one integrated mounting tab for a clean strapless design. The tailpipe/silencer pipe secures to the motorcycle using the included clamp.
-Standard forestry approved spark arrestor is included
This system performs like it looks and looks like it performs. (11/10ths and maximum effort every time from Graves) - Chuck Graves
Weight:
- Stock 5.8 lbs.
- Graves QC SOT 6.0 lbs
Sound:
- Stock DB @ Idle 78
- Stock DB @ 4500 RPM 84
- Dual Stage Quiet Core with Sound Insert with Spark Arrestor DB @ Idle 82
- Dual Stage Quiet Core with Sound Insert with Spark Arrestor DB @ 4500 RPM 94
Fitment
- 2024 + GasGas EC 350F / EC 500F
- 2024 + Husqvarna 350/450/501 FE, FEs
- 2024 + KTM 350/450/500 EXC-F, XCF-W, Six Days