FMF Q4 Exhaust Silencer 08-18 Kawasaki KLR 650 CAMO - FMF 042321

The FMF Racing Q4 042321 is engineered for maximum performance and quiet operation on off-road machines. Leveraging proprietary multi-stage packing material, sophisticated chambers, and precise baffling, this slip-on exhaust provides a significant power boost while maintaining low sound levels, often below 93dB. Crafted from aircraft-grade aluminium and stainless steel, the Q4 offers rugged durability and longevity. Its design allows fitment with either an FMF or OEM header, and the included removable spark arrestor ensures compliance with various trail regulations. Experience powerful motocross performance you can feel—without excess noise.

Features

• Developed from championship-winning off-road technology
• Low maximum sound output (96dB, most models below 93dB)
• Durable construction: aircraft-grade aluminium and stainless steel
• Compatible with FMF or stock OEM header
• Removable screen-type spark arrestor included for regulatory compliance
• Quiet insert included for reduced exhaust noise
• Closed course use only

Specifications

• Item ID: 042321
• Type: Slip-On
• Configuration: Single
• Construction: Aluminium
• Finish: Natural
• Midpipe: Stainless Steel
• Endcap: Stainless Steel
• Spark Arrestor: Screen Insert (included)
• Quiet Insert: Included
• Weight: 5.7 lbs
• Carb Warning: Yes

Vehicle Fitment

Kawasaki

• KLR650 (2008–2018)
• KLR650 CAMO (2016–2018)

Supplier SKU: 06-1937.FMF.Q4. Supplier availability is subject to change.

Why Buy From FDY Performance?

Shop with FDY Performance Ltd, a UK-based motorcycle parts and accessories retailer. We offer friendly product support and UK delivery options. Please check your bike make, model and year against the fitment information before ordering.