Performance Muffler Flowmaster Stainless Steel exterior-body-parts 5/16" Diameter

5/16" Diameter

1988-1993 GMC C2500 262 CID

NOTE: The front to rear lines on this kit are designed to be used with the inline Brake Proportioning Valves to join the lines together (OEM Part Number 22615806

2011-2018 Chevrolet Silverado 1500 376 CID

1x Brass Union for Front Lines A+B

Performance Muffler Flowmaster Stainless Steel exterior-body-parts 5/16" DiameterOverview: Flowmaster's latest version of its popular Super 10 Series muffler is now offered in a crossflow design. This 409S Stainless Steel muffler is designed to be mounted transversely and has a 2. 50 inch inlet and dual 2. 50 inch outlets. Like all Super 10 Series mufflers, this single chamber design delivers a powerful and aggressive tone inside and outside of the vehicle. This muffler is backed by Flowmaster's Lifetime Limited Warranty.