In-cowl Mufflers

• For use with 2-stroke .61-.75 engines
  
  
• Stays completely concealed inside the model's cowl
  
  
• Requires a Top Flite header for .61-.90 S-Series engines
  
  
• Mufflers include firewall mounting screws, pressure fitting and gasket, mounting washers and pressure plug screw; headers include silicone coupler and mounting screws
  
  
• Model #7915 muffler fits Top Flite's P-40 Warhawk, P-51D Mustang and AT-6 Texan
  
  
• Model #7917 adds realistic looks to the Top Flite 1/5 Scale Cessna Skylane and Top Flite's Beechcraft Bonanza