Borla 84-91 Chevrolet Corvette C4 5.7L V8 D SQ AC IC Rear Section 2.5 inch Converter Nerf Bars & Running Boards>Nerf Bars Spark plug boots are glued

Spark plug boots are glued to NGK cable with a silicone sealer for a watertight seal

2011-2015 Ford F-250 Super Duty King Ranch 6

A simple 5 minute install gains you a huge increase in power

2002 GMC Sierra 2500 HD 6

Flow is great

Borla 84-91 Chevrolet Corvette C4 5.7L V8 D SQ AC IC Rear Section 2.5 inch Converter Nerf Bars & Running Boards>Nerf Bars Spark plug boots are gluedTo complete this installation you will need to MODIFY the Original Equipment (O. E.) Mid Pipe by expanding the outlets from to 2. 25" to 2. 5". This system upgrades your '84 '91 Corvette from the stock 2. 25" diameter Axle Back system to a more aggressive 2. 5". The system features the classic S Type sound with no drone inside the vehicle. It has dual BORLA intercooled style 3. 38" x 3" rectangle polished T 304 stainless steel tips on each muffler for