Q4 Hex Exhaust Silencer 20-21 Kawasaki KLX 300 R - FMF 042388
Engineered for off-road riders demanding outstanding performance with minimal noise, the FMF Q4 HEX S/A delivers power gains across the entire rpm spectrum while meeting strict sound regulations. Its advanced chamber and baffle design, combined with proprietary multi-stage packing, ensures a quieter ride without sacrificing performance. The robust construction keeps weight to a minimum and includes a spark arrestor for added safety and compliance. This slip-on silencer is constructed from lightweight aluminum with a natural finish. The midpipe and endcap are manufactured from stainless steel for durability. It includes a screen insert spark arrestor and a 94dB quiet insert for reduced sound. Power increases throughout the rpm range. Meets USFS and FIM World Enduro sound standards. Built rugged for off-road endurance and pounds lighter than OEM exhaust systems. Made in the USA. Item ID 042388. Weight 6.6 lbs (approx. 3 kg). Carb Warning yes.
- SKU
- 06-9937.FMF.Q4H
- Brand
- FMF Exhausts
- Availability
- In Stock (2)
FULL DESCRIPTION
FMF Q4 Hex Exhaust Silencer - Unleash Performance, Conquer Noise
Engineered for off-road riders demanding outstanding performance with minimal noise, the FMF Q4 HEX S/A delivers power gains across the entire rpm spectrum while meeting strict sound regulations. Its advanced chamber and baffle design, combined with proprietary multi-stage packing, ensures a quieter ride without sacrificing performance. The robust construction keeps weight to a minimum and includes a spark arrestor for added safety and compliance.
Key Features:
- Type: Slip-On
- Configuration: Single
- Constructed from lightweight aluminium with a natural finish
- Midpipe and endcap manufactured from stainless steel for durability
- Includes a screen-type spark arrestor insert for safety and compliance
- Delivers power increases throughout the rpm range
- Meets USFS and FIM World Enduro sound standards
- Built rugged for demanding off-road endurance
- Proudly made in the USA
- Includes a 94dB quiet insert for significantly reduced sound output
- Noticeably lighter than OEM exhaust systems, reducing overall vehicle weight
Specifications:
- Exhaust Type: Slip-on silencer
- Spark Arrestor: Included
- Quiet Insert: 94dB (included)
- Material: Aluminium body, stainless steel midpipe and endcap
- Finish: Natural
- Weight: Approximately 6.6 lbs (3 kg)


