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and no annoying drone on the highway
Sound level: Borla S-Type (deep
Catted option: severe-duty 300-cell catalytic converters
In the closed position the tone would be slightly louder than the standard Route 66 system
Corvette owners who choose Silverguard usually care about sun exposure
C6 Corvette ZR1 American Racing Headers 1-7/8 inch (2009-2013) Cats:No Cats and no annoying drone onC6 Corvette ZR1 American Racing Headers 1 7 8" Long Tube Header System (20092013) For 20092013 C6 Corvette ZR1 owners, the American Racing Headers (ARH) 1 7 8" Long Tube Header System upgrades the complete exhaust flow path from the factory manifolds to the rear axle connection point, then mates to your axle back. Its built to improve exhaust efficiency on the supercharged LS9, sharpen throttle response, and deliver a harder edged tone under load. ARH
