S&S Cycle SS550-0734 Grand National 4" Slip-On Mufflers Black for Harley-Davidson Fat Bob 18-24 • Ultra low expansion brake

• Ultra low expansion brake line construction meets or exceeds the requirements of 2014+ OE Dual Disc ABS

iOS and Android support

Replaces HD# 66340-78

1999 Harley-Davidson Softail Night Train - FXSTB

S&S Cycle SS550-0734 Grand National 4" Slip-On Mufflers Black for Harley-Davidson Fat Bob 18-24 • Ultra low expansion brakeFEATURES & BENEFITS Up to 12% more horsepower and 6% more torque (when used with Stealth Air Cleaner Kit) Race inspired design Guardian Black finish Deep performance rumble replaces stock whisper tone No mapping required Removable dB reducer Made in USA! FITMENT 20182021 Harley Davidson Fat Bob Models