Page 43 of Hooker Headers Exhaust Systems & Accessories by Holley Performance Products, Inc.

street force headers truck force headers competition headers aero chamber mufflers ford aer o chamber 22 ss stainless headers super competition headers 2 1/4 aer o chamber 14 2 1/4 10 1/4 2 1/2 aer o chamber 14 2 1/2 10 1/4 2 1/2 10 1/4 2 1/2 race headers 79-99 mustang #21503hkr 79-99 mustang #21504hkr 87-96 pickups 302-351w #21760hkr competition super comp exhaust kits new 2 1/2 aer o chamber 14 2 1/2 10 1/4 diesel exhaust systems 2005 mustang #21520hkr stainless steel to use as replacement on mustang cut off inlet/outlet pipes flush with stock mufflers and weld in place stock hangers must be welded to new muffler some trucks in 1994 used a single exhaust pipe outlet use #21722hkr for these applications mufflers 500 450 400 350 300 air flow comparison 100 sound level comparison catback systems hooker aero chamber 441 cfm dynomax super turbo 360 cfm db a 90 flowmaster 2-chamber exhaust tips cfm 80 flowmaster 2-chamber 357 cfm flowmaster pressure buster 357 cfm hooker aero chamber flowmaster pressure buster dynomax super turbo components accessories 70 50 static test at 3000 rpm sound measured at 90° from tailpipe at tailpipe height air flow test conducted at duttweiler performance on a superflow sf-600 flowbench at 28 header collector gaskets 480 torque comparison peak horsepower hooker aero chamber 477 ft.lbs 485 480 475 470 465 460 horsepower comparison photo gallery peak torque ft lbs 470 flowmaster pressure buster 466 ft.lbs dynomax super turbo 470 ft.lbs 460 flowmaster 2-chamber 463 ft.lbs 21/2 diameter open pipe 472 ft.lbs flowmaster 2-chamber 472h.p flowmaster pressure buster 474h.p dynomax super turbo 476h.p hooker aero chamber 479h.p 21/2 diameter open pipe 480h.p footnotes part to page index 450 all horsepower and torque figures provided from dyno tests conducted on a 406 cubic inch small block chevrolet by duttweiler performance all horsepower and torque figures provided from dyno tests conducted on a 406 cubic inch small block chevrolet by duttweiler performance on 5/4/94 warranty tech line 270-781-9741 43

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