PFS - (Bolt-On Tuned Exhaust Kit) - Lyc.O320 Benefits
  • Dyno proven up to 23.75 horsepower gain over the original system

  • 30 to 130 RPM increase on static run-up

  • 4 to 6 second reduction in takeoff roll

  • 50 to 250 feet per minute (fpm) increase in climb rate

  • 1.2 to 2.2 gallon per hour (gph) reduction in fuel burn

  • Cylinder Head Temperature (CHT) extremes reduced between cylinders and overall temperatures reduced

  • Exhaust Gas Temperature (EGT) extremes reduced between cylinders

  • Smoother running engine

  • Fuel savings at current speeds

  • Service ceiling increase

  • Fully FAA STC'd tuned exhaust system manufactured under an FAA/PMA

  • Kit includes a complete 321 Stainless Steel Exhaust System, i.e., 4 headers, cabin heat shroud, carburetor heat, extractor system, muffler, support rod, STC, instructions, including all necessary hardware for installation (nuts, No-blo gaskets, etc.)

  • New & Improved design for Cabin heat and Carb heat exchangers; significantly more durable than the stock exchangers.

  • No welds in cabin heat area practically eliminating the possibility of Carbon Monoxide poisoning

  • Up to an 1.5 decibel reduction in cabin noise when compared to the stock exhaust system

  • Easy installation in only 4-6 hours; little or no modification to aircraft required (1.5 inch hole in cowling required for support rod on 1972 or later model 172s. Template provided with kit)