S4 Brake System Front 4301433S transmission-dipsticks The 4" inlet is compatible

The 4" inlet is compatible with the factory inlet

6 V8 1977 - 1978 GMC C15 305/5 V8 1979 - 1995 GMC C1500 350/5

Buick Regal (2012)

7 L6 1971 - 1974 Dodge B100 Van 318/5

This direct-fit catalytic converter is designed to fit the 2006-2008 Cadillac DTS

S4 Brake System Front 4301433S transmission-dipsticks The 4" inlet is compatibleFits 1955 68 Chevy Full Size Passenger Cars w OE Drum Brake Spindle & 1963 68 Chevy Corvette w OE Spindles (All) Features: 2 Piece, 4 Piston, S4 Caliper Manufactured in Phoenix, AZ CNC Machined from US Sourced Forged or Billet Aluminum Powder Coated Finish Hard Anodized Aluminum Pistons, Stainless Steel Abutments and Noise Suppression Clips Dual Seals, Dust Weather & Pressure 2 Piece Slot, Drilled, Zinc Plate Rotor Specs: Applications Chevy Full Size