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 a 1.5 decibel reduction in cabin noise when compared to the stock exhaust system
Easy installation in only 5-7 hours; requires modification to cowling - Template provided with kit.