aFe Apollo GT Series 3 in 409 Stainless Steel Cat-Back Exhaust System w/ Polish Tip V8-5.7L HEMI - 49-42074-P fits_1973-1979`Honda`Civic Vacuum-actuated valves with OEM-style control

Vacuum-actuated valves with OEM-style control

A factory-style Helmholtz Chamber is integrated into its design

showed gains up to +12 horsepower and +12 lbs

This trunk spoiler is for someone who wants to add a sporty look to their 2010-Up BMW F10 528I 535I 550I M5 Sedan without making it too aggressive

Please select drivetrain configuration: FWD applications will be equipped with 16k F / 14k R spring rates

aFe Apollo GT Series 3 in 409 Stainless Steel Cat-Back Exhaust System w/ Polish Tip V8-5.7L HEMI - 49-42074-P fits_1973-1979`Honda`Civic Vacuum-actuated valves with OEM-style controlApollo GT Series exhaust are constructed from mandrel bent 409 stainless steel tubing for maximum flow; increased horsepower; increased torque; and lower EGTs. Apollo GT Series exhaust systems are the perfect combination of performance; fit; and value. All systems use factory mounting locations providing stability and hassle free installation. High quality OE style band clamps are used for a complete 360 deg. sealing surface. A free flowing muffler is