Description
Product Overview
The KTM USFS Approved Spark Arrestor End Cap (model U6925890) is engineered to replace the stock end cap on a wide range of KTM powersports exhaust systems. Constructed from precision‑machined aluminum, the cap provides robust resistance to corrosion and heat while meeting United States Forest Service (USFS) spark arrestor requirements. Weighing just 8 ounces and measuring 4 x 4 x 4 inches, it offers a lightweight yet sturdy solution that fits seamlessly onto existing exhausts without compromising power output.
Usage
Designed for off‑road enthusiasts, this end cap is perfect for ATVs, UTVs, and dirt bikes that frequently encounter dry, fire‑prone environments such as forests, trails, and desert tracks. Its USFS certification ensures compliance for riders who need to access national forest lands. Installation is straightforward—simply remove the original cap and secure the KTM replacement using the supplied hardware. 
Why Choose Us
KTM’s reputation for performance engineering extends to this spark arrestor, delivering a product that undergoes rigorous testing to verify no loss of horsepower compared to the original equipment. The machined aluminum finish resists wear and maintains structural integrity under high‑temperature exhaust flow. Our quality assurance process includes dimensional checks and USFS compliance verification, giving you confidence that the part will perform reliably season after season.
Key Features
- USFS approved – meets federal spark arrestor standards for forest access
- Machined aluminum construction for superior heat resistance and durability
- Direct replacement for OEM end caps – no custom fitting required
- Lightweight design (8 oz) minimizes added mass to the exhaust system
- Maintains original power output – tested with no measurable loss
FAQ
Is this end cap compatible with all KTM models?
The U6925890 end cap is designed for a broad range of KTM off‑road models that use the standard USFS‑approved exhaust configuration. Verify your vehicle’s exhaust specifications to ensure a proper fit.
Do I need any special tools to install the cap?
Installation requires basic hand tools such as a socket wrench and screwdriver. The cap comes with all necessary mounting hardware, and the process typically takes less than 15 minutes.
Will the end cap affect my bike’s performance?
Testing shows the KTM spark arrestor end cap delivers the same power and torque as the original OEM cap, so riders will not notice any performance degradation.
Can I use this cap in wet or muddy conditions?
Yes. The aluminum construction resists corrosion, and the design prevents spark emission even in damp environments, making it suitable for varied off‑road conditions.
What is the warranty on this product?
KTM provides a one‑year limited warranty covering manufacturing defects. Contact our support team with your purchase details for assistance.
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