S&S Cycle SS550-0737 Grand National 3.5" Slip-On Mufflers Black w/Black End Caps for Harley-Davidson Softail Slim/Street Bob/Standard/Low Rider 18-24/Breakout/Fat Boy 18-25 they have EN 1621

they have EN 1621

* Replaces OEM # 25556-79

Keep your hands ready for anything with lightweight

• D-Stone™ fabric on high impact areas

for handling electronic devices

S&S Cycle SS550-0737 Grand National 3.5" Slip-On Mufflers Black w/Black End Caps for Harley-Davidson Softail Slim/Street Bob/Standard/Low Rider 18-24/Breakout/Fat Boy 18-25 they have EN 1621Race Only Included Items: (2) Black steel mufflers W black aluminum end caps (2) Muffler band clamps (1) Black steel mounting bracket (4) 1 4" 20 x 1" Socket cap head bolts (4) 1 4" Flat washers (2) Exhaust gaskets Instructions The Air Resources Board (ARB) does not permit the use of aftermarket emission related parts that alter the air fuel ratio of an emission controlled vehicle. Due to these legal restrictions this part cannot be shipped to