! SPECIAL SALE ! - SHORTY 12" CARBON FIBER MUFFLER SLIP-ON WITH FLAT CONICAL OR TURN DOWN TIP END CAP AND LARGE 2.5" CORE.   $375.00 

Fits 2007-08 models. Features a large diameter 2.25" 304 series stainless steel mid-pipe (prototype pictured) exiting into 15" carbon fiber muffler. Available with 2.0", 2.25", or large 2.5" core.   Choice of our traditional Turn Down Exit Tip, or new one piece flat conical billet end cap. Sound and Dyno test was conducted with the 2.5" core installed. There is a huge weight savings and power increase by converting to a single side Slip-On. An oxygen sensor bung is incorporated into the mid-pipe to retain the OEM sensor. The polished muffler body clamps are laser cut from 304 series stainless steel with extruded rubber insulators. Stainless steel T-Bolt clamps is utilized on the mid-pipe and muffler inlet. The muffler is also available in a 14" 304 series stainless steel.

The power increase when converting back to a single Slip-On is impressive. We gained more than 12 horsepower and 10 foot pounds of torque in the mid-range. And at peak, the increase was almost 6 hp and 2 tq. The chart shows runs with the 2.50” core. The stock fuel curve was within specs, but could be further optimized with the addition of a PC3 and proper map.

! SPECIAL SALE ! - SHORTY 12" CARBON FIBER MUFFLER BOLT-ONS WITH FLAT CONICAL OR TURN DOWN TIP END CAPS AND LARGE 2.5" CORES.   $595.00. 

Simple installation for those wishing to maintain the Dual Muffler style. Billet inlet adaptors are machined from solid 6061 aluminum. Simply un-bolt the OEM mufflers and bolt these on. Great sound and a performance gain of just over 2 hp. No fuel mapping changes are necessary. Available in Carbon Fiber or Stainless Steel mufflers, as well as all options noted about in the Single Slip-On.