Q4 Hex Exhaust Silencer 18-26 Yamaha 450 YZ WR F FX - FMF 044442
FMF's Q4 HEX S/A 044442 exhaust offers high-performance, low-noise off-road riding with advanced muffler technology, intricate internal chambers, and proprietary multi-stage packing. It provides power gains across the rev range while meeting USFS and FIM World Enduro sound standards. Features include an integrated spark arrestor, durable construction for extended off-road use, and a quiet insert. This slip-on system is substantially lighter than OEM exhausts. Constructed and manufactured in the USA with aluminium construction, stainless steel midpipe, and endcap. Weight 5.7 lbs. Closed course use only.
- SKU
- 06-1784.SIL.Q4
- Brand
- FMF Exhausts
- Availability
- In Stock (8)
FULL DESCRIPTION
FMF Q4 Hex Exhaust Silencer
Elevate your off-road riding experience with the FMF Q4 Hex Exhaust Silencer. This high-performance silencer is engineered to deliver exceptional power gains across the entire RPM range while adhering to strict sound regulations. Its advanced muffler technology and specialized packing ensure a potent yet quiet performance, making it ideal for trail and enduro riders who demand reliability and efficiency.
Key Features:
- Significantly reduced noise levels for compliant off-road use.
- Meets USFS and FIM World Enduro sound standards.
- Provides noticeable power improvements throughout the rev band.
- Includes an integrated spark arrestor screen insert.
- Substantially lighter than stock exhausts, contributing to better handling.
- Durable construction designed for demanding off-road conditions.
- Comes with a quiet insert for further sound reduction.
- Manufactured in the USA.
Specifications:
- Type: Slip-On
- Configuration: Single
- Construction Material: Aluminum
- Midpipe Material: Stainless Steel
- Endcap Material: Stainless Steel
- Finish: Natural
- Spark Arrestor: Included (Screen Insert)
- Quiet Insert: Included
- Weight: 5.7 lbs
- Application: Closed course use only


