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This 2-11/32” long coupling is designed to connect to tubes with a 4-5/32” and 3-3/4” diameter
allowing for upgrades in all 50-states
without adversely affecting ride quality
This spacer works with the OE and aFe POWER cold air intake systems
Outflows factory intake by 36%
Billy Boat Exhaust: 2009-13 CHEVY C6 CORVETTE X-PIPE 2 1/2″. INC GRAND SPORT c7 cage This 2-11/32” long coupling isChevy C6 Corvette X Pipe 2 1 2 (Includes Grand Sport) #FCOR 0530 Billy Boat Exhaust manufactures hand fabricated x pipes in both 2 1 2 and 3 to help the LS! and LS1 C6 engine breath. These x pipes will smooth out the exhaust pulses of your engine and give you a cleaner exhaust note and additional horsepower. These are also available with catalytic converters if you have headers and also resonators to help tune the exhaust sound level. Mandrel bent
