Straightline Performance SPI Lightweight Muffler Ceramic Coated Arctic Cat Catalyst 858

Straightline Performance lightweight ceramic-coated muffler for Arctic Cat Catalyst 858 models.

Designed for riders who want to reduce vehicle weight, improve handling, and maintain a refined, quiet exhaust note. According to the manufacturer, the muffler weighs only 7.95 lb / 3.61 kg and provides approximately 10.4 lb / 4.72 kg of weight savings compared to the original muffler. The reduced weight helps improve sled agility, responsiveness, and overall riding dynamics in a wide range of conditions.

The durable ceramic coating offers excellent resistance to heat, moisture, and corrosion while helping reduce radiant heat under the hood. The quiet-version design delivers a deep, pleasant exhaust tone without excessive noise, making it ideal for trail riding and long days on the snow. Vehicle-specific engineering ensures precise fitment and straightforward installation with no modifications required.

Fitment: Arctic Cat Catalyst 858
Weight: 7.95 lb / 3.61 kg
Weight savings: Approximately 10.4 lb / 4.72 kg compared to the stock muffler
Finish: Ceramic coated
Package includes: Lightweight ceramic-coated muffler and installation instructions.