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Ships within 48 hours · Estimated delivery Aug 13 - Aug 18
The Factory Fatty is reminiscent of the “works” or cone pipe once used by Factory Teams
Did you know a freshly packed silencer or muffler actually restores power
Patent pending design
• Self-cleaning canister with integrated film wipe reduces mud build up
Soft Hand Screen Print
Factory4.1 SL (Slip-On) 041291 Size:OS The Factory Fatty is reminiscentThe Factory 4. 1 is FMF Racing's premier performance exhaust. With 30 years of racing experience behind it, the Factory 4. 1 takes advantage of everything we've learned on the race track. Available in natural or blue anodized finish. Horsepower gains throughout RPM range. Available with titanium or high strength stainless steel midpipe. 94dB Insert Included
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