FMF Racing® 045558 - Factory 4.1 RCT™ Stainless Steel Slip-On Muffler

Factory 4.1 RCT™ Stainless Steel Slip-On Muffler (045558) by FMF Racing®. The Factory 4.1 RCT incorporates the latest in FMF Resonance Chamber Technology™ both internally and externally. In addition, FMF achieves a shorter overall length that is less susceptible to crash damage and complementary to the Factory Forward Engineering - moving the muffler closer to the motor to centralize mass. The Factory 4.1 RCT is constructed from only aerospace grade materials that meet the exacting specifications and is manufactured 100% at the Southern California factory. Massive power gains throughout the RPM range. Huge weight savings. New RTS (Rapid Tuning System). FMF uses the highest quality proprietary blend of alloy grade titanium made especially to the standards.

Specifications

Features

• All new incorporating the latest in Resonance Chamber Technology
• Patented core shape lowers sound level while maintaining maximum power output
• Patented canister shape increases internal volume for more sound absorbing material
• Patented chamber design to enhance and refine exhaust pressure
• Factory Forward Engineering centralizes mass and is less prone to crash damage
• Tuned exhaust with optimized core specifications for each application
• Innovative rear endcap for simple installation of tuning tip inserts or spark arrestor
• Stainless Steel midpipe for strength and durability
• Includes spark arrestor and wash plug
• Designed for your exhaust system needs
• Will deliver unparalleled performance
• Exquisite workmanship and great longevity

Over the decades, FMF Racing® has seen an amazing transformation in the world of motorcycles and ATVs. The progression of the technology is one of the challenges that keeps them going. FMF was there in the days when the singleshock and watercooled engines were huge innovations and FMF is glad to be here now for the aluminum chassis and electronic fuel injection. The goal will never change - take the most advanced machinery to its limit by building the world's best performing exhausts. And its a fact, FMF build every exhaust by hand from start to finish right here in the U.S.