SuperTrapp Stout 4 Inch Slip-On Mufflers - 1995 - 2009 FL Touring models
SuperTrapp Stout 4” Slip-Ons are brewed to perfection! They quench the thirst of riders longing for beautifully, crafted, 4” Slip-Ons with a pleasant tone and unsurpassed performance gains.
These larger, chromed bodies are brewed to perfection. Available for ’95 – ‘11 Baggers and 2011 and earlier model Tri Glides. These Non-Tunable, massive 4” Slip-Ons allow riders to make a bold statement.
The streamlined, Internal Tapered, Billet Aluminum End Cap with recessed fasteners comes pre-installed and is a sign of the true craftsmanship that went into the design of these pipes. The newly shaped inlets flow better into the OEM head pipe as well as SuperTrapp True Dual Head Pipes.
The SuperTrapp Stouts’ tapered core is minimally louder than stock for ’10 – later FLH / FLT models. SuperTrapp Stout Slip-Ons provide a heavy, broad spread power curve right from idle w/ a 9.3 (16%) hp and 10.5 (14%) torque gain over stock (measured on a stock 2010 FLH). At 95.6 dB @ 2,000 rpm, or 2.4dB over stock. SuperTrapp Stouts are SAE-J2825 sound compliant.
Fits 1995 - 2009 FL Touring models.
Supertrapp part number 140-65222