Power Tune Duals. Fits 2009-up Big Twins. These new power tune duals will add 8 horsepower over your stock header pipes. They have an independent dual look with hidden crossover and updated styling gives your bike a modern look. Other Features:
- Moves the rear cylinder header under the bike to reduce radiated heat to the passenger
- Full chrome heat shielding with 220º coverage
- Oxygen sensor bungs*
- Durable16 gauge construction
- Spherical inlet design for improved sealing and exhaust gasket durability
- Hardware included to mount crossover pipe
- Compatible with all slip-on mufflers
- Made in the U.S.A.
*S&S Power Tune headers (180200131) will fit the 2009-2011 Harley-Davidson® Tri Glide™ models. The same power gains and good looks that the two wheeled riders enjoy can now be installed onto the Tri Glide™ models. An additional adaptor kit will need to be purchased (550-0088). In addition the S&S line of 3 ½” touring mufflers are an excellent choice to complement the Power Tune header system.
*Has both 12mm and 18mm oxygen sensor fittings in the stock locations. Caps are included for both sets of ports.