Arctic Cat Catalyst 858 Performance Y-Pipe Manifold (Polished Ceramic)

The Straightline Performance Polished Ceramic Y-Pipe Manifold for the Arctic Cat Catalyst 858 delivers a proven 2 horsepower gain and improved mid-range torque by increasing exhaust flow efficiency. Featuring a premium polished ceramic finish, reduced under-hood temperatures, direct bolt-on installation, and no required fuel or clutching changes when installed alone, this manifold is one of the easiest and most effective performance upgrades available for the Catalyst 858 platform.

Arctic Cat Catalyst 858 Performance Y-Pipe Manifold (Polished Ceramic)

The Straightline Performance Polished Ceramic Y-Pipe Manifold for the Arctic Cat Catalyst 858 is one of the simplest and most effective bolt-on upgrades available for riders looking to improve performance without major modifications.

Delivering a proven 2 horsepower gain, this performance manifold improves exhaust flow efficiency while increasing torque throughout the mid-range RPM range. Riders immediately notice improved throttle response, stronger acceleration, and a more responsive engine character where the power is used most.

Designed specifically for the Catalyst 858 platform, the Straightline Performance manifold optimizes exhaust flow characteristics to help the engine breathe more efficiently. The result is stronger mid-range pull, improved rideability, and increased overall performance without compromising reliability.

The premium Polished Ceramic coating provides exceptional heat management while reducing under-hood temperatures and protecting the manifold from extreme exhaust temperatures. The polished ceramic finish delivers a show-quality appearance while providing outstanding durability and corrosion resistance.

One of the biggest advantages of this upgrade is its simplicity. The manifold installs as a direct replacement and requires no fuel changes, clutching changes, or calibration adjustments when installed by itself. Simply bolt it on and enjoy the added performance.

Whether used as a standalone performance upgrade or paired with additional Straightline Performance exhaust components, this manifold is an excellent way to unlock additional performance from your Arctic Cat Catalyst 858.

Features & Benefits

• Proven 2 horsepower gain
• Increased mid-range torque
• Improved throttle response
• Stronger acceleration
• Premium polished ceramic finish
• Reduced under-hood temperatures
• Direct bolt-on installation
• Excellent fit and finish
• Superior heat management
• No fuel changes required
• No clutching changes required
• Compatible with stock and modified machines

Why Riders Choose This Manifold

• Simple and effective horsepower increase
• Noticeable mid-range torque improvement
• No tuning or clutching required
• Premium polished ceramic finish
• Superior heat management
• Easy installation
• Proven Straightline Performance design
• Excellent value for performance gained

Installation Notes

• Direct bolt-on replacement
• No clutch calibration required when used alone
• No fuel calibration changes required
• Compatible with stock and modified machines

Vehicle Fitment

• Arctic Cat Catalyst 858
• Arctic Cat M 858
• Arctic Cat Riot 858
• Arctic Cat ZR 858
• Other compatible Arctic Cat Catalyst 858 applications

Kit Includes

• Straightline Performance Polished Ceramic Y-Pipe Manifold
• Installation Instructions

Fitment For: