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Big Gun 01-05 Yamaha Raptor 660 EVO R Series Full System Exhaust

The EVO R series draws on our rich heritage of making power. Offered for various off road MX and sport ATV models, the EVO R is a tried-and-true series that will save weight, add noticeable performance gains and sound tremendously better than stock.
  • Sleek muffler design allows for maximum clearance
  • Removable screen-type spark arrestor included
  • Hard anodized oval shaped aluminum muffler
  • Red powder coated stainless steel end tip
  • TIG welded reinforced muffler bracket(s)
  • 1 Year Limited Manufacturer's Warranty
  • Lighter than stock exhaust system
  • Huge horsepower and torque gains
  • 304 stainless steel mid pipe
  • Handmade in the USA

The Big Gun EVO R Series Full System Exhaust is engineered to enhance your Yamaha Raptor 660's performance with a sleek, lightweight design. Crafted from durable materials, this exhaust system offers significant horsepower and torque improvements while reducing weight compared to stock components. Its handmade construction in the USA ensures quality and precision, making it a reliable upgrade for off-road enthusiasts seeking increased power and improved sound.
The EVO R series features a hard anodized oval-shaped aluminum muffler that provides maximum clearance for off-road applications. The exhaust includes a removable screen-type spark arrestor, ensuring safety and compliance with trail regulations. The stainless steel mid pipe adds durability and resistance to corrosion, while the TIG welded reinforced muffler brackets ensure secure installation. The red powder-coated stainless steel end tip not only enhances aesthetics but also withstands harsh riding conditions.
Designed for easy installation, this system delivers huge gains in horsepower and torque, improving overall vehicle performance. Its optimized design reduces weight, contributing to better handling and acceleration. The exhaust system is not CARB approved but is tested for EPA standards, and it requires acknowledgment of non-compliance for legal use in certain jurisdictions. Backed by a one-year limited manufacturer’s warranty, the Big Gun EVO R Series exhaust is an excellent choice for riders looking to upgrade their Yamaha Raptor 660 for competitive or recreational riding.

Features:

  • Sleek muffler design allows for maximum clearance
  • Removable screen-type spark arrestor included
  • Hard anodized oval-shaped aluminum muffler
  • Red powder-coated stainless steel end tip
  • TIG welded reinforced muffler brackets
  • Lighter than stock exhaust system
  • Significant horsepower and torque gains
  • 304 stainless steel mid pipe
  • Handmade in the USA
  • Designed for Yamaha Raptor 660 (2001-2005)